Hyster H135XL, H150XL, H155XL Forklift Trucks Service Manual

Hyster H135XL, H150XL, H155XL Forklift Trucks Service Manual

This official Hyster service manual provides essential technical guidance for the maintenance, repair, and troubleshooting of H135XL, H150XL, and H155XL forklift trucks. Covering detailed procedures for the engine, hydraulic system, powertrain, electrical circuits, and braking components, this manual ensures optimal performance and longevity of your equipment.

File Format: PDF

Size: 49.88 MB

No. of pages: 1010

Language: English

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

📑 Key Sections:

Frame & Structural Components

• Counterweight removal and installation
• Operator restraint system maintenance
• Overhead guard and cab enclosure servicing
• Fuel tank and hydraulic tank inspections

Engine Maintenance & Overhaul

• GM 4.3L V6 and Perkins diesel engine servicing
• Cylinder head removal, valve adjustment, and timing gear installation
• Crankshaft, piston, and lubrication system maintenance
• Cooling system diagnostics and thermostat replacement

Transmission & Powertrain

• Power-shift transmission removal and disassembly
• Torque converter testing and planetary gear system servicing
• Differential and final drive adjustments

Hydraulic System & Steering

• Main hydraulic pump troubleshooting and performance calibration
• Lift and tilt cylinder removal, resealing, and pressure checks
• Steering axle, tie rod replacements, and hydraulic valve servicing

Braking System

• Hydraulic and drum brake system maintenance
• Master cylinder, brake booster, and pedal linkage repairs
• Brake fluid replacement and system bleeding procedures

Electrical System & Ignition

• Alternator, starter motor, and battery diagnostics
• Ignition coil, distributor, and ECM calibration
• Microprocessor Spark Timing System (MSTS) troubleshooting

Fuel Systems & LPG Components

• Carburetor tuning and governor operation
• LPG vaporizer servicing and fuel filter replacements
• Fuel injection system troubleshooting and adjustments

Cooling & HVAC Systems

• Radiator flushing, coolant pump servicing, and thermostat testing
• Cab heater, ventilation, and air conditioning system maintenance
• Blower motor, condenser, and compressor troubleshooting

Lift & Mast Assembly

• Fork carriage alignment and lift cylinder adjustments
• Hydraulic tilt and side-shift system diagnostics
• Load handling system optimization and pressure regulation

Routine Maintenance & Troubleshooting

• Daily and periodic maintenance schedules
• Common performance issues and diagnostic procedures
• Torque specifications, fluid capacities, and recommended service intervals

This Hyster H135XL, H150XL, H155XL Forklift Trucks Service Manual is an invaluable tool for technicians and machine operators, providing step-by-step repair procedures and troubleshooting solutions for maximum forklift efficiency.