Komatsu H185S-1(S/N G06091)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu H185S-1 is a hydraulic mining shovel engineered for high-production loading and overburden removal. The machine utilizes a diesel powertrain and operates within a weight class comparable to large mining excavators, with operating weights reaching approximately 106,700 to 109,500 kg (235,235 to 241,400 lb). Production years for this series span the era of Tier 4 interim and subsequent emissions standards. The H185S-1 lineage connects to earlier Komatsu hydraulic shovel generations and serves as a predecessor to newer mining shovel models in the Komatsu lineup. Configurations offered include backhoe and loading shovel variants, with bucket capacities ranging from 3.4 to 6.7 m³ for backhoe setups and 6.5 m³ for shovel configurations.
Across generations, Komatsu hydraulic shovels have evolved to integrate advanced telematics, improved emissions control systems, and enhanced hydraulic efficiency. The H185S-1 matters in the used and parts market because it represents a robust, heavy-duty platform with established service networks and available aftermarket support. Its design focuses on durability in challenging mining regions, making it a staple for operators requiring reliable material handling. The machine's continued presence in the secondary market is driven by its proven powertrain reliability and the availability of specialized undercarriage and cylinder components from both OEM and aftermarket suppliers.
Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.
Komatsu H185S-1(S/N G06091) specifications
Engine
| Model | Not documented for this exact serial range — verify with your dealer |
| Gross/Net Power | Not documented for this exact serial range — verify with your dealer |
| Displacement | Not documented for this exact serial range — verify with your dealer |
| Cylinders | Not documented for this exact serial range — verify with your dealer |
| Emissions Tier | Not documented for this exact serial range — verify with your dealer |
Weights
| Operating Weight | Not documented for this exact serial range — verify with your dealer |
| Shipping Weight | Not documented for this exact serial range — verify with your dealer |
| Ground Pressure | Not documented for this exact serial range — verify with your dealer |
Dimensions
| Transport Length | Not documented for this exact serial range — verify with your dealer |
| Transport Width | Not documented for this exact serial range — verify with your dealer |
| Transport Height | Not documented for this exact serial range — verify with your dealer |
| Track Gauge | Not documented for this exact serial range — verify with your dealer |
| Ground Clearance | Not documented for this exact serial range — verify with your dealer |
Performance
| Travel Speed | Not documented for this exact serial range — verify with your dealer |
| Dig Depth | Not documented for this exact serial range — verify with your dealer |
| Bucket Capacity | Not documented for this exact serial range — verify with your dealer |
Service capacities (summary)
| Fuel Tank | Not documented for this exact serial range — verify with your dealer |
| Hydraulic System | Not documented for this exact serial range — verify with your dealer |
| Engine Oil | Not documented for this exact serial range — verify with your dealer |
| Cooling System | Not documented for this exact serial range — verify with your dealer |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
Komatsu H185S-1(S/N G06091) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the H185S-1(S/N G06091) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize KOWA fluid analysis at every major service interval to monitor engine wear metals, hydraulic particle counts, and coolant SCA concentration. Track hydraulic viscosity changes and oxidation levels to predict pump and valve health. Monitor DEF levels and KDPF status via KOMTRAX telematics to manage emissions system uptime. Analyze final drive oil for gear wear indicators. Use these data points to schedule fluid changes and component replacements before failure occurs, ensuring optimal machine performance and longevity.
Corrective & Common Repairs
Address hydraulic hose leaks and cracked fittings promptly to prevent system contamination and pressure loss. Replace worn track shoes, sprockets, and idlers to maintain proper track tension and reduce undercarriage stress. Inspect and replace worn boom, stick, and bucket pins and bushings to restore linkage geometry. Check engine air filter restriction and replace elements to prevent turbocharger damage. Repair or replace faulty sensors and solenoid valves to resolve intermittent fault codes and restore control system responsiveness.
Overhaul & Rebuild Points
Plan major overhauls for the hydraulic pump and swing machinery based on wear measurements and oil analysis trends. Rebuild or replace final drive units when oil contamination or gear wear exceeds limits. Inspect and repair boom and stick welds during structural inspections to prevent catastrophic failure. Overhaul engine injectors and turbochargers if performance drops or fuel efficiency declines. Replace all hydraulic seals and hoses during major fluid changes to ensure system integrity and prevent cross-contamination.
Seasonal & Environment Servicing
In cold climates, verify coolant freeze protection and use appropriate grade engine oil and hydraulic fluid. Clear debris from radiator and oil cooler fins regularly to prevent overheating in dusty or hot environments. Inspect undercarriage components for wear caused by abrasive materials. Check battery health and charging system in extreme temperatures. Ensure DEF system is protected from freezing and contamination. Adjust track tension for varying ground conditions to maximize traction and minimize wear.
H185S-1(S/N G06091) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 692 306 | By-Pass - Oil Filter Cartridge, Diesel Engine | Lubrication service | Check fitment → |
| 358 601 40 | Return Oil Filter, Assembly | Lubrication service | Check fitment → |
| 461 724 40 | Contact Element | Scheduled service item | Check fitment → |
| 324 376 40 | H.P. Filter, Assembly | Scheduled service item | Check fitment → |
| 202 702 40 | Sealing Element | Scheduled service item | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
H185S-1(S/N G06091) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| CA115 | Engine crankshaft speed sensor failure | Broken sensor, wiring issue, or connector corrosion | Replace the speed sensor and verify voltage at the pin connector |
| CA111 | Internal engine controller fault | ECM hardware or software failure | Replace or reprogram the ECM |
| CA451 | Common rail pressure sensor feedback value too high | Malfunction in the rail sensor or actual overpressure condition | Diagnose the fuel rail pressure sensor or pump lines |
| CA441 | Battery voltage too low | Weak battery or charging system failure | Replace the alternator or battery; check the voltage regulator |
| CA442 | Battery voltage too high | Alternator overcharging or regulator failure | Replace the alternator or battery; check the voltage regulator |
| CA122 | Intake air pressure high voltage | Sensor malfunction or wiring issue | Verify the intake pressure sensor and wiring |
| CA123 | Intake air pressure low voltage | Sensor short or airflow restriction | Check for a sensor short or an airflow restriction |
| CA153 | Intake air temperature sensor error (high) | Sensor failure | Replace or test the IAT sensor |
| CA154 | Intake air temperature sensor error (low) | Sensor failure | Replace or test the IAT sensor |
| CA234 | Engine overspeed | Throttle calibration error, engine load cycle issue, or operator misuse | Verify throttle calibration, engine load cycle, or operator misuse |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
H185S-1(S/N G06091) attachments & work tools
Standard Loading Shovel Bucket
The H185S-1 is configured as a mining hydraulic shovel, typically equipped with a large-capacity loading bucket designed for top-loading haul trucks. Factory specifications for this class indicate bucket capacities in the range of 15 to 20 cubic meters (19.6 to 26.2 cubic yards), varying by configuration and series.
Backhoe Attachment
The H185S-1 platform supports a backhoe configuration for general excavation tasks, distinct from the primary mining shovel setup. This attachment requires specific hydraulic circuitry and mounting hardware to interface with the machine's main control valves.
Coupler and Mounting System
The machine utilizes a heavy-duty pin-and-bushing or hydraulic quick-coupler system for rapid tool changes between shovel and backhoe configurations. Mounting interfaces are engineered to handle high impact loads and are specific to the H185S-1 boom geometry.
Hydraulic Kit Requirements
Switching between shovel and backhoe tools requires a dedicated hydraulic kit to redirect flow to the appropriate auxiliary circuits. These kits include necessary hoses, valves, and control modifications to ensure proper tool operation and pressure settings.
Factory Guarding and Protection
Komatsu offers factory-installed guarding options for the H185S-1, including wear plates, side cutters, and boom protection to extend component life in abrasive mining environments. These options are integrated into the machine's design to maintain structural integrity and balance.
All H185S-1(S/N G06091) assemblies by section
Every catalogued assembly group for the Komatsu H185S-1(S/N G06091). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
* = Variations From Page:
Komatsu : H185s-1(S/N G06091) : * = Variations From Page :
Komatsu : H185s-1(S/N G06091) : * = Variations From Page : : Accumulator
| 00***98 | Test Socket | 2 |
| 18***40 | Pressure Relief Valve | 1 |
| 21***99 | Pipe ? 20x75 Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : * = Variations From Page : : Distane Plate Between Motor And Gear Box
| 00***98 | Grease Nipple | 32 |
| 08***40 | Quick Disconnect Coupling | 1 |
| 08***40 | Protection Cap | 1 |
Komatsu : H185s-1(S/N G06091) : * = Variations From Page : : Generator
| 49***40 | Diesel Engine | 1 |
| 69***73 | Seal Ring | 4 |
| 69***73 | Water Pump | 1 |
Komatsu : H185s-1(S/N G06091) : * = Variations From Page : : Magn. Pick-Up For Indicator
| 05***40 | Grommet | 8 |
| 05***40 | Grommet | 1 |
| 30***40 | Operation Panel, Part 2 (W/O Electric Appliances) | 1 |
Komatsu : H185s-1(S/N G06091) : * = Variations From Page : : Measuring Transducer With Shift Outlet For Indicator
| 05***40 | Grommet | 8 |
| 05***40 | Grommet | 1 |
| 30***40 | Operation Panel, Part 2 (W/O Electric Appliances) | 1 |
Komatsu : H185s-1(S/N G06091) : * = Variations From Page : : Revolution Meter
| 05***40 | Grommet | 8 |
| 05***40 | Grommet | 1 |
| 30***40 | Operation Panel, Part 2 (W/O Electric Appliances) | 1 |
Air Condit. System, Heater
Komatsu : H185s-1(S/N G06091) : Air Condit. System, Heater : -Compressor
| 25***40 | Compressor, Assembly | 1 |
| 69***73 | Upstroke Valve | 1 |
| 69***73 | Valve | 1 |
Komatsu : H185s-1(S/N G06091) : Air Condit. System, Heater : -Coupling
| 32***99 | Threaded Pin | 1 |
| 33***99 | Nut | 8 |
| 49***40 | Clutch Assembly | 1 |
Komatsu : H185s-1(S/N G06091) : Air Condit. System, Heater : -H.P. Filter
| 00***98 | O - Ring | 1 |
| 00***98 | O-Ring | 1 |
| 32***40 | H.P. Filter, Assembly | 1 |
Komatsu : H185s-1(S/N G06091) : Air Condit. System, Heater : Cab Heater Arr.
| 25***40 | Breather Up To 06 122 | 2 |
| 25***40 | Hose Fittings, Straight | 2 |
| 25***40 | Moulding Material Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Air Condit. System, Heater : Compressor Drive, Air Conditioning
| 00***98 | Screw Retention | 4 |
| 00***98 | Plate Ring | 4 |
| 18***40 | Connection Plate | 1 |
Komatsu : H185s-1(S/N G06091) : Air Condit. System, Heater : Hydr. For Air Conditioning System
| 00***98 | Test Socket | 1 |
| 00***98 | Union | 1 |
| 18***40 | Pressure Relief Valve | 1 |
Annex
Komatsu : H185s-1(S/N G06091) : Annex : Colour Basic Machine : Chrome Yellow
Komatsu : H185s-1(S/N G06091) : Annex : Electric Schematics :
Komatsu : H185s-1(S/N G06091) : Annex : Hydraulic Schematics :
Komatsu : H185s-1(S/N G06091) : Annex : Tools And Accessories
Backhoe Equipment
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Backhoe
| 49***40 | Digging Tooth | 4 |
| 49***40 | Key | 4 |
| 49***40 | Catch | 4 |
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Basic Boom Cylinder
| 31***99 | Bolt | 4 |
| 38***40 | Quad Seal Ring | 1 |
| 54***40 | Connector Plate | 1 |
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Boom
| 00***98 | Mounting Clip | 6 |
| 00***98 | Mounting Clip | 3 |
| 00***98 | Mounting Clip | 4 |
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Bucket Cylinder
| 00***98 | Seal Ring | 1 |
| 30***99 | Cover Plate | 8 |
| 31***99 | Bolt (Standard) | 16 |
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Hydr. Cylinder
| 00***98 | Grease Nipple | 3 |
| 00***98 | O-Ring | 1 |
| 22***40 | Support Ring | 1 |
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Steering And Rod
| 00***98 | Grease Nipple | 5 |
| 21***40 | Bolt Lock | 6 |
| 26***40 | Stripper | 6 |
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Stick
| 00***98 | Mounting Clip | 2 |
| 00***98 | Mounting Clip | 1 |
| 00***98 | Clamp | 2 |
Komatsu : H185s-1(S/N G06091) : Backhoe Equipment : Stick Cylinder
| 00***98 | O-Ring | 1 |
| 30***40 | Weld On Angle | 1 |
| 30***40 | Connecting Block | 1 |
Bullclam Bucket Equipment
Komatsu : H185s-1(S/N G06091) : Bullclam Bucket Equipment : Basic Boom
| 00***98 | Mounting Clip | 6 |
| 00***98 | Mounting Clip | 8 |
| 00***98 | Mounting Clip | 9 |
Komatsu : H185s-1(S/N G06091) : Bullclam Bucket Equipment : Basic Boom Cylinder
| 26***40 | Connecting Block | 1 |
| 30***99 | Cover Plate | 6 |
| 31***99 | Bolt | 8 |
Komatsu : H185s-1(S/N G06091) : Bullclam Bucket Equipment : Bucket Cylinder
| 00***98 | O-Ring | 1 |
| 21***99 | Pipe ? 10x270 Lg. Bulk Ware, State Length Required | 1 |
| 26***40 | Connecting Block | 1 |
Komatsu : H185s-1(S/N G06091) : Bullclam Bucket Equipment : Bullclam Bucket
| 00***98 | Grease Nipple | 2 |
| 00***98 | Half Flange | 16 |
| 00***98 | Half Flanged | 2 |
Komatsu : H185s-1(S/N G06091) : Bullclam Bucket Equipment : Bullclam Bucket Stick
| 00***98 | Mounting Clip | 10 |
| 00***40 | Clamp | 5 |
| 00***98 | Mounting Clip | 2 |
Komatsu : H185s-1(S/N G06091) : Bullclam Bucket Equipment : Hydr. Cylinder
| 00***98 | Grease Nipple | 3 |
| 00***98 | O-Ring | 1 |
| 22***40 | Support Ring | 1 |
Komatsu : H185s-1(S/N G06091) : Bullclam Bucket Equipment : Stick Cylinder
| 00***98 | O-Ring | 1 |
| 30***40 | Connecting Block | 1 |
| 30***99 | Cover Plate | 2 |
Drive
Komatsu : H185s-1(S/N G06091) : Drive
Komatsu : H185s-1(S/N G06091) : Drive : -Air Cleaner
| 33***99 | Nut | 20 |
| 34***99 | Washer | 20 |
| 34***99 | Lock Washer | 20 |
Komatsu : H185s-1(S/N G06091) : Drive : -Coupling
| 30***99 | Bolt | 10 |
| 30***99 | Screw | 26 |
| 34***99 | Dowel Sleeve | 24 |
Komatsu : H185s-1(S/N G06091) : Drive : -Diesel Engine
| 49***40 | Diesel Engine | 1 |
| 69***73 | Seal Ring | 4 |
| 69***73 | Water Pump | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : -Double Pump
| 46***40 | Double Pump Assembly | 1 |
| 69***81 | Roller Bearing | 4 |
| 69***73 | Seal Kit, Front Pump Fig-Nos: 03,05,07,08 | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : -Engine Control Unit
| 46***40 | Rubber Block Support, Engine Monitor | 4 |
| 50***98 | Nut | 8 |
| 69***53 | Hose Nw 5 Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Drive : -Hydr. Pump
| 00***98 | O-Ring | 2 |
| 17***40 | Screw Plug | 2 |
| 17***40 | Union | 3 |
Komatsu : H185s-1(S/N G06091) : Drive : -Pump
| 18***40 | Shaft Seal No Field Repair Item | 1 |
| 31***99 | Screw | 7 |
| 31***99 | Socket Head Cap Srew | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : -Pump Distributor Gear
| 00***98 | O-Ring | 1 |
| 08***54 | O-Ring | 2 |
| 08***21 | O-Ring | 2 |
Komatsu : H185s-1(S/N G06091) : Drive : -Radiator
| 21***99 | Radiator Hose ? 12 Bulk Ware, State Length Required | 2 |
| 21***99 | Radiator Hose ? 50 Bulk Ware, State Length Required | 10 |
| 30***99 | Bolt | 24 |
Komatsu : H185s-1(S/N G06091) : Drive : Air Cleaning System
| 14***40 | Maintenance Switch | 2 |
| 22***40 | Accordion Hose | 1 |
| 22***40 | Accordion Hose | 2 |
Komatsu : H185s-1(S/N G06091) : Drive : Cold Start System
| 28***40 | Bracket | 1 |
| 30***99 | Screw | 4 |
| 33***99 | Nut | 4 |
Komatsu : H185s-1(S/N G06091) : Drive : Engine Assy.
| 24***40 | Rail (Cold Weather Design) | 4 |
| 26***40 | Strip | 6 |
| 26***40 | Cover Tube For Sensor | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : Engine : Cummins-Diesel
Komatsu : H185s-1(S/N G06091) : Drive : Exhaust System
| 26***40 | Compensator L=230mm | 2 |
| 30***99 | Bolt | 2 |
| 30***99 | Bolt | 8 |
Komatsu : H185s-1(S/N G06091) : Drive : Fan Drive
| 00***98 | Locking Plate | 1 |
| 26***40 | Washer, Up To 06 108 | 1 |
| 26***40 | Spacer Block | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : Fuel Lines
| 25***40 | Hose Dn 12 X Ca. 4000 Lg. Bulk Ware, State Length Required | 0 |
| 25***40 | Socket, From S/No: 06 085 | 1 |
| 25***40 | Screwed Fittings | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : Fuel Tank
| 08***40 | Quick Disconnect Coupling | 1 |
| 08***40 | Protection Cap | 1 |
| 16***40 | Screw Plug | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : Generator Arr.
| 50***98 | Nut | 1 |
| 50***98 | Bolt | 1 |
| 50***40 | Bushing | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : Output :
Komatsu : H185s-1(S/N G06091) : Drive : Pump With Pump Distributor Gear Arr.
| 08***40 | Quick Disconnect Coupling | 1 |
| 08***40 | Protection Cap | 1 |
| 30***99 | Screw | 7 |
Komatsu : H185s-1(S/N G06091) : Drive : Radiator Arr.
| 00***98 | Clamp | 4 |
| 00***98 | Union | 1 |
| 08***40 | Quick Disconnect Coupling | 1 |
Komatsu : H185s-1(S/N G06091) : Drive : Serial-No. :
Komatsu : H185s-1(S/N G06091) : Drive : Series :
Komatsu : H185s-1(S/N G06091) : Drive : Type :
Electric
Komatsu : H185s-1(S/N G06091) : Electric : -Head Light
| 00***98 | Bolt | 2 |
| 34***99 | Lock Washer | 2 |
| 35***40 | Headlamp, Without Lamp | 1 |
Komatsu : H185s-1(S/N G06091) : Electric : Batteries With Cables
| 14***40 | Cable Shoe | 8 |
| 15***40 | Battery Switch | 2 |
| 30***99 | Screw | 4 |
Komatsu : H185s-1(S/N G06091) : Electric : Horn, Illumination
| 25***40 | Compressor-Single Ton-Horn Consist. Of Fig.-No: 03-05 | 1 |
| 27***40 | Compressor-Two Ton-Horn Consist. Of Fig.-No: 05-08 | 1 |
| 30***99 | Bolt 20 mm Lg | 4 |
Komatsu : H185s-1(S/N G06091) : Electric : Illumination On Option
| 00***98 | Clamp 15/15 | 60 |
| 05***40 | Cable Protection Hose Pg 7 Bulk Ware, State Length Required | 0 |
| 05***40 | Bulb 40 W | 5 |
Komatsu : H185s-1(S/N G06091) : Electric : Standard Lighting Equipment
| 00***98 | Clamp 15/15 | 100 |
| 05***40 | Cable Protection Hose Pg 7 Bulk Ware, State Length Required | 0 |
| 05***40 | Socket 2-Polig | 5 |
Komatsu : H185s-1(S/N G06091) : Electric : Ventilation, Switch Cabinet
| 26***40 | Air Cleaner, Cabin Supercharger | 1 |
| 29***40 | Gill Breather | 1 |
| 30***99 | Bolt | 4 |
General View
Komatsu : H185s-1(S/N G06091) : General View : General View Backhoe Equipment
Komatsu : H185s-1(S/N G06091) : General View : General View Bullclam Bucket Equipment
Komatsu : H185s-1(S/N G06091) : General View : General View Undercarriage
Komatsu : H185s-1(S/N G06091) : General View : Machine-Maintenance Parts
| 26***40 | Drive Belt, Fan - Radiator | 1 |
| 50***98 | Adhesive Lubrication Spray | 0 |
| 69***08 | Flat Belt (Generator) | 1 |
Hydraulic
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Aeration Filter
| 33***99 | Nut | 1 |
| 44***40 | Aeration Filter, Assembly | 1 |
| 69***89 | Socket Housing | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Anticavitation Valve
| 00***98 | O-Ring | 1 |
| 13***40 | O-Ring | 1 |
| 46***40 | Anticavitation Valve Assembly | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Control Block
| 16***40 | Release Valve | 3 |
| 31***99 | Eye Bolt | 2 |
| 31***99 | Bolt | 24 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Control Valve, Load Limit
| 25***40 | Control Valve, Load Limit Assembly. 30 Bar | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Filter
| 00***98 | O - Ring | 1 |
| 00***98 | O-Ring | 1 |
| 35***40 | Filter, Assembly | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -H.P. Filter
| 31***99 | Screw | 4 |
| 34***99 | Lock Washer | 4 |
| 34***40 | Gasket | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Hydr. Motor
| 31***99 | Screw | 2 |
| 31***99 | Screw | 4 |
| 32***40 | Hydraulic.-Motor, Assembly | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Pressure Relief Valve
| 10***65 | O-Ring | 1 |
| 32***40 | Pressure Relief Valve, Assembly. Without Pressure Adjustment | 1 |
| 50***98 | O-Ring | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Pressure Sequence Stage
| 10***65 | O-Ring | 1 |
| 49***40 | Pressure Sequence Stage Assembly | 1 |
| 50***98 | O-Ring | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Regulating Valve
| 31***99 | Screw | 1 |
| 34***99 | Circlip | 1 |
| 34***99 | Lock Washer | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Return Oil Filter
| 10***65 | O-Ring | 1 |
| 33***99 | Nut | 2 |
| 33***99 | Nut | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Slew-Brake Valve
| 00***98 | O-Ring | 2 |
| 25***40 | Valve Disk | 4 |
| 25***40 | Compression Spring | 4 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : -Throttle Check Valve
| 00***98 | O-Ring | 2 |
| 18***40 | O-Ring | 1 |
| 31***99 | Bolt | 4 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Arr. Control Blocks And Manifold
| 15***40 | Test - Screw Coupling | 6 |
| 30***99 | Bolt (Standard) | 6 |
| 30***99 | Bolt | 4 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Arr. Control Blocks And Manifold (Backhoe)
| 15***40 | Test - Screw Coupling | 6 |
| 30***99 | Bolt (Standard) | 6 |
| 30***99 | Bolt | 4 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Control Blocks - Manifold
| 31***99 | Bolt (Standard) | 96 |
| 35***40 | Flange Seal | 24 |
| 50***98 | Flange | 24 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Control Plate
| 00***98 | Test Coupling | 5 |
| 00***98 | Test Coupling | 1 |
| 00***98 | Union | 4 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Header (Return)
| 00***98 | Half Flange | 12 |
| 00***98 | Flange Seal | 6 |
| 17***40 | Screw Plug | 2 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Lines And Valves For Oil Cooler
| 00***98 | Half Flange | 2 |
| 00***98 | Union | 1 |
| 25***40 | Hose Dn 12 X Ca. 4000 Lg. Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Lines :
Komatsu : H185s-1(S/N G06091) : Hydraulic : Main Oil Tank
| 00***98 | O-Ring | 5 |
| 00***98 | Union | 2 |
| 00***98 | Union | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Manifold
| 31***99 | Socket Head Cap Screw | 64 |
| 33***99 | Nut | 28 |
| 35***40 | Flange Seal | 30 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Manifold (Backhoe)
| 00***98 | Union | 6 |
| 15***99 | Test Socket | 5 |
| 21***99 | Pipe ? 10x270 Lg. Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Manifold (Bullclam Bucket)
| 00***98 | Half Flange | 2 |
| 00***98 | Union | 4 |
| 00***98 | Union | 2 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Oil Cooler Arr.
| 25***40 | Hv-Washer | 20 |
| 30***99 | Bolt (Standard) | 10 |
| 30***99 | Screw | 40 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Pressure Line - Pilot Oil Pump And Load-Sensing
| 00***98 | Union | 1 |
| 25***40 | Hose Nw 20x Ca. 1500 mm Bulk Ware, State Length Required | 0 |
| 27***40 | Socket | 2 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Pump Control
| 00***98 | Socket | 4 |
| 15***40 | Test - Screw Coupling | 1 |
| 18***40 | Screw Plug | 2 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Pump Lubrication
| 00***98 | Half Flange | 2 |
| 25***40 | Hose Dn 12 X Ca. 4000 Lg. Bulk Ware, State Length Required | 0 |
| 25***40 | Socket, From S/No: 06 085 | 4 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Pumps - Control Blocks
| 15***40 | Test - Screw Coupling | 3 |
| 30***99 | Bolt | 2 |
| 31***99 | Socket Head Cap Screw | 48 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Rotary Joint
| 00***98 | Socket | 1 |
| 30***99 | Bolt | 8 |
| 31***99 | Socket Head Cap Screw | 16 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Slew Gear
| 00***98 | Union | 1 |
| 26***40 | Hose Nw 10x Ca. 8000 mm Bulk Ware, State Length Required | 0 |
| 27***40 | Socket | 2 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Suction Lines
| 00***98 | O-Ring | 1 |
| 00***98 | Half Flange | 2 |
| 00***98 | Flange Seal | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Suction Tank
| 00***98 | Seal Ring | 1 |
| 08***40 | Quick Disconnect Coupling | 1 |
| 08***40 | Protection Cap | 1 |
Komatsu : H185s-1(S/N G06091) : Hydraulic : Valves For Control Blocks
| 00***98 | Test Coupling | 1 |
| 00***98 | Union | 7 |
| 21***99 | Pipe ? 12 Ca 300mm Bulk Ware, State Length Required | 0 |
Lubrication- And Refueling Equipment
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : -Lube Filter
| 41***40 | Lube Filter Assembly., 6-Fold | 1 |
| 69***32 | Ring | 6 |
| 69***33 | Union To The Lube Filters | 6 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : -Lube Pump
| 49***40 | Central Lubrication Assembly., 1-Line | 1 |
| 69***67 | Hose, Assembly. Nw 13x1520 Lg | 1 |
| 69***71 | Release Valve | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : -Metering Valve
| 26***40 | Metering Valve, Assembly | 1 |
| 26***40 | Metering Valve, Assembly | 1 |
| 27***40 | Metering Valve, Assembly | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : -Pump
| 69***94 | Valve Cap | 1 |
| 69***95 | Gasket | 1 |
| 69***96 | Valve Kit | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Boom - Backhoe Equipment - Lube Lines, 10 M
| 21***99 | Pipe ? 12 Ca 300mm Bulk Ware, State Length Required | 0 |
| 21***99 | Pipe ? 16x50 Lg. Bulk Ware, State Length Required | 0 |
| 30***99 | Screw | 2 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Boom - Lube Lines Bullclam
| 21***99 | Pipe ? 10x270 Lg. Bulk Ware, State Length Required | 0 |
| 21***99 | Pipe ? 16x50 Lg. Bulk Ware, State Length Required | 0 |
| 28***40 | Reducing Socket | 4 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Central Lubrication-Bullclam
| 21***99 | Pipe ? 10x270 Lg. Bulk Ware, State Length Required | 0 |
| 26***40 | Hose Ca. 3100 Lg. Bulk Ware, State Length Required | 0 |
| 30***99 | Screw | 16 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Drip Lube Pump Arr.
| 00***98 | Pin | 3 |
| 20***40 | Coupler Plug Nw 12.5 | 1 |
| 20***40 | Coupling Sleeve Nw 12.5 | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Dropping Lubrication Assy.
| 00***98 | Test Union | 1 |
| 21***99 | Pipe, Assembly. ? 25 Bulk Ware, State Length Required | 0 |
| 21***99 | Pipe ? 10x1000 Lg. Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Electr. Parts
| 04***40 | Dust Cap | 3 |
| 04***40 | Plug | 3 |
| 14***40 | Socket | 3 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Hand Operated Lube Arr.
| 00***98 | Grease Nipple | 34 |
| 00***98 | Union | 34 |
| 21***99 | Pipe ? 10x270 Lg. Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Hydr. For Drip Lubrication
| 00***98 | Test Coupling | 1 |
| 20***40 | Screw Plug | 1 |
| 25***40 | Solenoid Valve, Parking Brake (Y5) Zur Feststellbremse, Drehgetriebe | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Hydr. For Lube Arr.
| 00***98 | Test Coupling | 1 |
| 20***40 | Screw Plug | 1 |
| 25***40 | Solenoid Valve, Parking Brake (Y5) Zur Feststellbremse, Drehgetriebe | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Lube Distributor Swing Ring
| 21***99 | Pipe ? 12 Ca 300mm Bulk Ware, State Length Required | 0 |
| 21***99 | Pipe ? 10x1000 Lg. Bulk Ware, State Length Required | 0 |
| 26***40 | Hose Assembly. Nw 20x2750 mm | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Lube Pump Arr.
| 00***98 | Pin | 3 |
| 20***40 | Coupler Plug Nw 12.5 | 1 |
| 20***40 | Coupling Sleeve Nw 12.5 | 1 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Refueling Equipment
| 08***40 | Counter Part To Fig-No. 20 | 1 |
| 25***40 | Housing, Empty | 1 |
| 25***40 | Hose Nw 20x Ca. 1500 mm Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Stick - Backhoe Equipment - Lube Lines
| 21***99 | Pipe ? 10x270 Lg. Bulk Ware, State Length Required | 0 |
| 26***40 | Nipple | 3 |
| 30***99 | Bolt | 4 |
Komatsu : H185s-1(S/N G06091) : Lubrication- And Refueling Equipment : Stick - Lube Lines Bullclam
| 21***99 | Pipe ? 12 Ca 300mm Bulk Ware, State Length Required | 0 |
| 21***99 | Pipe ? 10x270 Lg. Bulk Ware, State Length Required | 0 |
| 26***40 | Hose Ca. 3100 Lg. Bulk Ware, State Length Required | 0 |
Operator'S Cab
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : -Operator'S Cab
| 00***98 | Es-Pin | 2 |
| 00***98 | Es-Pin | 1 |
| 05***40 | Grommet | 2 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : -Operator'S Seat
| 30***99 | Bolt | 2 |
| 31***99 | Screw | 4 |
| 34***99 | Washer | 6 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : -Pilot Oil Unit
| 25***40 | Pilot Oil Unit Assembly | 1 |
| 30***99 | Screw To Valve Y11d+Y120 | 2 |
| 31***99 | Screw | 2 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Cab Support
| 25***40 | Hv-Washer | 8 |
| 30***99 | Bolt | 6 |
| 30***99 | Bolt | 1 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Cabin Supercharger
| 26***40 | Air Cleaner, Cabin Supercharger | 1 |
| 30***99 | Bolt | 3 |
| 30***99 | Bolt | 2 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Colour :
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Glazing
| 08***40 | Clamping Section 2800 Lg. (To Fig-Nos. 02,04) Bulk Ware, State Length Required | 0 |
| 08***40 | Filler Section 3000 Lg. Bulk Ware, State Length Required | 0 |
| 30***40 | Rear Window 803x458 | 1 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Operation Panel
| 05***40 | Grommet | 8 |
| 05***40 | Grommet | 1 |
| 30***40 | Operation Panel, Part 2 (W/O Electric Appliances) | 1 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Operator'S Stand
| 05***40 | Grommet | 1 |
| 30***99 | Bolt 20 mm Lg | 4 |
| 30***99 | Bolt | 4 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Opertaor'S Cab Arr.
| 08***40 | Mirror | 2 |
| 11***40 | Mirror Bracket, R.H | 1 |
| 16***40 | Profiled Joint Ca. 6000 Lg. Bulk Ware, State Length Required | 1 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Protection Roof
| 30***99 | Screw | 8 |
| 30***99 | Bolt Standard | 4 |
| 31***99 | Washer | 4 |
Komatsu : H185s-1(S/N G06091) : Operator'S Cab : Windscreen Washing Assy.
| 05***40 | Wiper Motor 120? | 1 |
| 19***40 | Diaphragm Pump | 1 |
| 19***40 | Water Reservoir | 1 |
Superstructure
Komatsu : H185s-1(S/N G06091) : Superstructure : Covering, Engine Housing
| 08***40 | Silent Block | 1 |
| 30***99 | Bolt | 1 |
| 30***99 | Bolt | 3 |
Komatsu : H185s-1(S/N G06091) : Superstructure : Fire Wall
| 26***40 | Cellular Rubber 10x130x250 Bulk Ware, State Length Required | 0 |
| 30***99 | Screw | 8 |
| 33***99 | Nut | 16 |
Komatsu : H185s-1(S/N G06091) : Superstructure : Pin, Boom - Counterweight
| 26***40 | Washer | 8 |
| 30***99 | Bolt | 1 |
| 30***99 | Bolt | 4 |
Komatsu : H185s-1(S/N G06091) : Superstructure : Rails And Platforms
| 26***40 | Hose Dn 50x10000 Lg. Bulk Ware, State Length Required | 1 |
| 27***40 | Grating 420x1650 | 1 |
| 27***40 | Grating | 1 |
Komatsu : H185s-1(S/N G06091) : Superstructure : Telescopic Steps Arr. And Ladders
| 11***99 | Cable Clamp | 2 |
| 18***40 | Limit Switch | 1 |
| 30***99 | Bolt | 1 |
Swing Ring
Komatsu : H185s-1(S/N G06091) : Swing Ring : -Brake
| 31***99 | Screw Plug | 8 |
| 34***99 | Seal Ring | 8 |
| 34***99 | Circlip | 1 |
Komatsu : H185s-1(S/N G06091) : Swing Ring : -Hydr. Motor
| 25***40 | Plug | 1 |
| 31***99 | Screw M8 X 20 | 14 |
| 31***99 | Bolt | 8 |
Komatsu : H185s-1(S/N G06091) : Swing Ring : -Slew Gear
| 00***98 | Union | 1 |
| 00***98 | Union | 1 |
| 21***99 | Precision Tubing 10x1.5 Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Swing Ring : Swing Ring And Swing Gear Box Arr.
| 00***98 | Grease Nipple | 32 |
| 08***40 | Quick Disconnect Coupling | 1 |
| 08***40 | Protection Cap | 1 |
Switch- And Junction Boxes
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Cables - Oil Tank And Switch
| 00***98 | Clamp 15/15 | 20 |
| 05***40 | Cable Lug, Red | 15 |
| 05***15 | Cable Protection Hose Ca. 4000 mm Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Cables Control Blocks
| 32***40 | Cable Union Pg 9 | 18 |
| 35***40 | Cable Protection Hose Pg 9x***00 Lg. Bulk Ware, State Length Required | 0 |
| 35***40 | Cable Protection Hose Pg 13.5 Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Cables Control Frame
| 00***98 | Clamp 10/15 | 20 |
| 32***40 | Emergency Push Button | 1 |
| 32***40 | Cable Union Pg 9 | 6 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Cables Engine, Cu, Ktta
| 00***98 | Clamp 15/15 | 20 |
| 05***40 | Rubber Grommet | 4 |
| 05***40 | Plug 3-Polig | 1 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Electric, Cab Support
| 04***40 | Dust Cap | 1 |
| 04***40 | Plug | 1 |
| 05***40 | Flanged Socket | 1 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Engine Switch Box X4
| 05***40 | Cable Shoe, Red | 20 |
| 05***40 | Cable Lug (M6) | 5 |
| 05***40 | Ground Wire - Series Terminal | 4 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : General View
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Junction Box (Cab Support) X11
| 05***40 | Ground Wire - Series Terminal | 3 |
| 25***40 | Housing, Empty | 1 |
| 32***99 | Screw | 2 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Junction Box Filter Frame X5
| 05***40 | Ground Wire - Series Terminal | 3 |
| 25***40 | Housing, Empty | 1 |
| 31***99 | Screw | 4 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Junction Box Oil Tank X3
| 05***40 | Ground Wire - Series Terminal | 5 |
| 25***40 | Housing, Empty | 1 |
| 32***99 | Screw | 6 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Junction Box, Control Blocks X6
| 05***40 | Ground Wire - Series Terminal | 10 |
| 25***40 | Housing, Empty | 1 |
| 32***99 | Screw | 6 |
Komatsu : H185s-1(S/N G06091) : Switch- And Junction Boxes : Main Switch Box X2
| 05***40 | Ground Wire - Series Terminal | 18 |
| 08***40 | Double-Bit Key ? 3.2 | 0 |
| 16***40 | Double-Bit Key ? 5.2 | 0 |
Undercarriage
Komatsu : H185s-1(S/N G06091) : Undercarriage : -Brake
| 00***98 | Shaft Seal | 2 |
| 31***99 | Plug | 9 |
| 33***99 | Seal Ring | 9 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : -Gear
| 00***98 | Shaft Seal | 2 |
| 08***95 | Shaft Seal | 2 |
| 30***99 | Bolt | 12 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : -Motor
| 25***40 | Plug | 1 |
| 31***99 | Screw M8 X 20 | 14 |
| 31***99 | Bolt | 8 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Bottom Roller
| 30***99 | Bolt | 8 |
| 32***40 | Plug | 1 |
| 32***40 | Plug | 1 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Hydr. Tensioner
| 25***40 | Test-Screw Coupling | 1 |
| 25***40 | Seal Ring | 1 |
| 32***40 | Rod Guide Ring | 7 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Hydraulic
Komatsu : H185s-1(S/N G06091) : Undercarriage : Idler Assy.
| 30***99 | Screw | 8 |
| 31***40 | Axle Stirrup | 4 |
| 31***99 | Washer | 8 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Rotary Joint
| 16***40 | Screw Plug | 4 |
| 20***40 | Screw Plug | 2 |
| 30***99 | Bolt | 4 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Side Frame
| 22***40 | Lifetime Seal | 4 |
| 25***40 | Hv-Washer | 80 |
| 30***99 | Bolt | 16 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Top Roller
| 31***99 | Plug | 1 |
| 34***99 | Dowel Pin | 2 |
| 42***40 | Pin | 1 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Track Adjuster
| 00***98 | Test Socket | 2 |
| 18***40 | Pressure Relief Valve | 1 |
| 21***99 | Pipe ? 20x75 Bulk Ware, State Length Required | 0 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Track Group
| 34***99 | Washer | 368 |
| 42***40 | Track Group Incl. Fig-Nos: 11-15 800 Breit Einschl | 1 |
| 42***40 | Track Group (Cold Weather Design) Incl. Fig-Nos: 11-15 800 Breit | 1 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Travelling Brake
| 21***99 | Pipe, Assembly. ? 15x60 Bulk Ware, State Length Required | 0 |
| 37***99 | Union | 1 |
| 37***99 | Pipe Connection | 2 |
Komatsu : H185s-1(S/N G06091) : Undercarriage : Undercarriage
| 00***98 | Union | 2 |
| 30***99 | Bolt | 8 |
| 31***99 | Socket Head Cap Screw | 16 |
H185S-1(S/N G06091) serial number reference
The PIN plate is riveted to the right-hand side of the cab on the lower frame, typically just behind the front idler or beneath the operator's window. Read the prefix as the first three characters of the 17-character ISO PIN stamped on the emissions/export plate.
| Prefix | Identifies | Notes |
|---|---|---|
| G06091 | H185S-1 | Serial range start for H185S-1 series; verify with dealer for exact break points. |
Frequently asked questions
What engine does the Komatsu H185S-1 use?
The Komatsu H185S-1 uses a Komatsu diesel engine. Specific engine model and tier vary by production year and regional emissions requirements.
What is the operating weight of the Komatsu H185S-1?
The operating weight ranges from 106,700 to 109,500 kg (235,235 to 241,400 lb), varying by configuration and attachment package.
What model replaced the Komatsu H185S-1?
The H185S-1 is part of the Komatsu hydraulic shovel lineage. Successor models include newer generations in the Komatsu mining shovel series, such as the PC8000 series and other advanced hydraulic mining excavators.
What H185S-1(S/N G06091) owners discuss
What are the typical powertrain and hydraulic behaviors observed in the Komatsu H185S-1 series?
What undercarriage and wear patterns are typical for this machine type?
What engine quirks are associated with the Komatsu H185S-1 series?
What are common electrical and sensor issues reported by owners?
What should be checked when buying a used H185S-1(S/N G06091)?
What safety-critical fixes require dealer verification?
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Serial-range & configuration variants
This page covers the Komatsu H185S-1(S/N G06091). Related factory variants of the same model family:
Need a specific H185S-1(S/N G06091) part?
Search live OEM part data, check fitment, and cross-reference alternatives with Heavy Parts AI.