Diesel Engine Komatsu 6D170 Series Service Manual

Diesel engine repair guide for Komatsu 6D170, S6D170-1, SA6D170-1, and SAA6D170-1 models. Covers maintenance, troubleshooting, and specifications. Publication SEBE6161A16.

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Document Details

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Document Number / Seller:
28723 / Mark Edwards
File Size:
23.33 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Diesel Engine
Last updated / verified
Mar 14, 2025

Models Covered & Key Technical Specifications

Complete Procedure Repair Manual: Diesel Engine Komatsu 6D170-1 Series Manual: Diesel Engine | Komatsu Service Manual. Diesel Engine Performance Data: 2,620 kg establishes the shipping weight for the base model. Specific Fuel Consumption Range: For optimal operation, 219 g/kWh defines the minimum fuel consumption limit Framework. Maximum Torque Rating: 302/1,800 Nm -- signifies the active engine torque consumption Threshold. Essential Cooling Capacity: The cooling system requires 136 liters for standard operation Logic. Advanced Horsepower Performance: Flywheel horsepower reaches 302/1,800 kW Parameters. Nominal Oil Capacity: For engine lubrication, 63 liters defines the refill capacity Framework.

Manual Description & Preview

Complete Procedure Repair Manual: Diesel Engine Komatsu 6D170-1 Series Manual: Diesel Engine | Komatsu Service Manual.

Series-Validation: Komatsu 6D170 Series // Asset-ID: SEBE6161A16 / Diesel Engine Logic // Series-Validation: Complete repair procedures and specifications.

Service-Nexus Value Context
Engine Model S6D170-1 PC650-1, PC1500-1
Dry weight (kg) 2,620 D275A-2
Lubricating oil amount (refill capacity) 63 (51) KG/KGM
Flywheel horsepower (HP/rpm) 302/1,800 PC650-1

Coverage is segmented into the following chapters:

  • Engine Body
  • Fuel System
  • Lubrication System
  • Cooling System
  • Electrical System

Component locations are identified for all major engine sub-assemblies, including the cylinder head, crankcase, and fuel injection system. Service procedures are documented for disassembly, assembly, and routine maintenance of all critical components. Calibration requirements are specified for the fuel injection pump and other key systems to ensure optimal performance. Electrical system documentation covers wiring diagrams and component testing. Finally, suspension service documentation details are included to assist with any related repairs.

FAQ

What **tools** are required for engine stop motor adjustment procedures? keyboard_arrow_down

The engine stop motor requires a torque wrench and specific feeler gauges for proper adjustment, with clearance at the point of attachment specified as 0.4 ± 0.1 mm.

Identify the **critical** pressure specifications for the fuel injection pump. keyboard_arrow_down

9 ± 1 kg/cm² is the specified retaining cap pressure for the fuel injection pump nozzle tester.

What **procedures** are documented for adjusting valve clearance? keyboard_arrow_down

Valve clearance adjustment involves rotating the crankshaft to the top dead center, removing the cylinder head cover, and adjusting the clearance using an adjustment screw, with specified values for intake and exhaust valves.

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