Hyster H70XM, H80XM, H100XM, H120XM Forklift Trucks Service Manual

Hyster H70XM, H80XM, H100XM, H120XM Forklift Trucks Service Manual

This official Hyster service manual is a complete guide for servicing, troubleshooting, and repairing H70XM, H80XM, H100XM, and H120XM forklift trucks. It provides step-by-step procedures for maintaining the engine, transmission, hydraulic system, braking components, and electrical circuits, ensuring smooth operation and long-term durability.

File Format: PDF

Size: 38.70 MB

No. of pages: 694

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Key Sections:

Frame & Structural Components

• Counterweight removal, frame reinforcement, and installation
• Hood, overhead guard, and radiator maintenance
• Operator restraint system servicing
• Exhaust system repairs for LPG, gasoline, and diesel models

Engine Maintenance & Overhaul

• GM 4.3L V6 carbureted and Perkins 1004.42 diesel engine servicing
• Valve train inspection, piston and connecting rod removal
• Crankshaft, lubrication system, and cooling system maintenance
• Timing gear replacement, fuel injection calibration, and turbocharger diagnostics

Transmission & Powertrain

• Power-shift transmission and clutch pack servicing
• Torque converter testing and planetary gear assembly
• Differential gear disassembly, lubrication, and installation

Hydraulic System & Steering

• Main hydraulic pump performance testing and troubleshooting
• Lift and tilt cylinder removal, resealing, and realignment
• Steering axle, tie rod adjustments, and power steering pump servicing

Braking System

• Hydraulic and drum brake system repairs
• Brake master cylinder, booster, and parking brake maintenance
• Brake shoe replacement and hydraulic line bleeding

Electrical System & Ignition

• Battery and charging system diagnostics
• Starter motor testing, alternator troubleshooting, and ignition coil replacement
• Electronic Spark Timing (EST) and fuel injection calibration
• Microprocessor Spark Timing System (MSTS) troubleshooting

Fuel Systems & LPG Components

• Gasoline and LPG carburetor tuning and vaporizer servicing
• Fuel injection pump and filter maintenance
• Governor control system troubleshooting and adjustments

Cooling & HVAC Systems

• Radiator flushing, coolant pump inspection, and thermostat replacement
• Cab heating, ventilation, and air conditioning system maintenance
• Blower motor, condenser, and compressor servicing

Lift & Mast Assembly

• Fork carriage, mast adjustment, and lift chain inspections
• Hydraulic tilt and side-shift system diagnostics
• Load handling optimization and pressure regulation

Routine Maintenance & Troubleshooting

• Preventative maintenance schedules and service intervals
• Diagnostic procedures for powertrain, hydraulics, and electrical systems
• Recommended torque specifications, fluid capacities, and troubleshooting guides

This Hyster H70XM, H80XM, H100XM, H120XM Forklift Trucks Service Manual is an invaluable resource for equipment operators and service professionals, offering precise repair procedures and troubleshooting insights for optimal forklift performance.