Hyster UT (A3C6) Forklift Service Manual

📘 Show Index

Hyster UT (A3C6) Forklift Index:

Forklift Truck Main Parts
- Description of Forklift Truck Main Parts
Forklift Main Technical Parameters
- Main Technical Parameters
Power System
- Engine System
  - Engine Overview
  - Inspection
  - Operate Mitsubishi Engine
  - Engine Adjustment
  - Engine Fault Codes
- Fuel System
  - Fuel Tank
  - Fuel Level Sensor
  - Maintenance of Fuel System
- Hydraulic Transmission Case and Torque Converter
  - Overview
  - Torque Converter
  - Hydraulic Clutch Unit
  - Control Valve
  - Transmission Case
  - Transmission Pump
  - Transmission Hydraulic Schematic
  - Speed Differential
  - Towing of Forklift Truck to be Repaired
  - Oil Inlet/Outlet Connection Location
  - Precautions in case of forklift failure
  - Oil Port
Drive Axle
- 4-5T
- 5-7T
Steering System
- Steering Axle
Brake System
- Overview
- Brake Master Cylinder
- Wheel Brake
- Automatic Clearance Regulator
- Manual Brake
- Adjustment of Brake Pedal
- Maintenance
  - Disassemble, Wheel Brake
  - Inspect
  - Assemble, Wheel Brake
  - Test Automatic Clearance Regulator
  - Troubleshoot Wheel Brake
Hydraulic System
- Main Pump
- Multi-way Valve
  - Operation of Spool Valve
  - Primary Relief Valve
  - Steering relief valve
  - Action of Inclined Auto-lock Valve
  - Control Levers of Multi-way Control Valve
  - Hydraulic Oil Tank
- Hydraulic System Main Oil Circuit
- Lift Cylinder
- Shut-off Valve
- Speed Limit Valve
- Tilting Cylinder
- Main Oil Pump
  - Disassemble, Main Oil Pump
  - Assemble, Oil Pump
  - Test
- Oil Filling Instructions
  - General Inspection Requirements
  - Inspection
  - Fill Level Requirements
- Troubleshoot Hydraulic System
Lifting System
- Inside and Outside Masts
- Bracket
- Safety Procedures When Working Near Mast
- Adjustment for Lifting System
  - Lifting Cylinder
  - Carriage
  - Installation of Roller
Electrical System
- Overview
- Truck Operations
  - Start and Stop
  - Driving Operations
  - Combination Switch
  - Horn Button
  - Reverse Light and Signal
  - Light Controls
  - Steering Signal
  - Brake Signal
  - Dash Display
- Introduction to PDM
- Battery
- Truck Safety System (OPS/Park Brake Alarm System)
  - Overview
  - Truck Will Not Start
  - Lift, Lowering and Tilt Functions are not Working
  - Forward and Back Functions are not Working
- USB
- Electrical Schematics
- Troubleshoot with Electrical System
- Diesel Particulate Filter (DPF) Regeneration Control (Only for the Trucks Equipped with Kubota V3800 Engine)
  - DPF Status
  - DPF Operation Instructions
  - DPF System Status Transiton
  - DPF Indicator Status
Drive, Operation, and Routine Maintenance of Forklift Truck
- Transporting the Forklift Truck
- Towing
- Long-Term Storage of Forklift Truck
- Procedures Prior to Operation
- Precautions for Use
- Cooling System
- Oils Used for Forklift Truck
  - Hydraulic Oil Gauge Clarification and Oil Filling Instruction
- Periodical Maintenance

Forklift Truck Main Parts
- Description of Forklift Truck Main Parts
Forklift Main Technical Parameters
- Main Technical Parameters
Power System
- Engine System
  - Engine Overview
  - Inspection
  - Operate Mitsubishi Engine
  - Engine Adjustment
  - Engine Fault Codes
- Fuel System
  - Fuel Tank
  - Fuel Level Sensor
  - Maintenance of Fuel System
- Hydraulic Transmission Case and Torque Converter
  - Overview
  - Torque Converter
  - Hydraulic Clutch Unit
  - Control Valve
  - Transmission Case
  - Transmission Pump
  - Transmission Hydraulic Schematic
  - Speed Differential
  - Towing of Forklift Truck to be Repaired
  - Oil Inlet/Outlet Connection Location
  - Precautions in case of forklift failure
  - Oil Port
Drive Axle
- 4-5T
- 5-7T
Steering System
- Steering Axle
Brake System
- Overview
- Brake Master Cylinder
- Wheel Brake
- Automatic Clearance Regulator
- Manual Brake
- Adjustment of Brake Pedal
- Maintenance
  - Disassemble, Wheel Brake
  - Inspect
  - Assemble, Wheel Brake
  - Test Automatic Clearance Regulator
  - Troubleshoot Wheel Brake
Hydraulic System
- Main Pump
- Multi-way Valve
  - Operation of Spool Valve
  - Primary Relief Valve
  - Steering relief valve
  - Action of Inclined Auto-lock Valve
  - Control Levers of Multi-way Control Valve
  - Hydraulic Oil Tank
- Hydraulic System Main Oil Circuit
- Lift Cylinder
- Shut-off Valve
- Speed Limit Valve
- Tilting Cylinder
- Main Oil Pump
  - Disassemble, Main Oil Pump
  - Assemble, Oil Pump
  - Test
- Oil Filling Instructions
  - General Inspection Requirements
  - Inspection
  - Fill Level Requirements
- Troubleshoot Hydraulic System
Lifting System
- Inside and Outside Masts
- Bracket
- Safety Procedures When Working Near Mast
- Adjustment for Lifting System
  - Lifting Cylinder
  - Carriage
  - Installation of Roller
Electrical System
- Overview
- Truck Operations
  - Start and Stop
  - Driving Operations
  - Combination Switch
  - Horn Button
  - Reverse Light and Signal
  - Light Controls
  - Steering Signal
  - Brake Signal
  - Dash Display
- Introduction to PDM
- Battery
- Truck Safety System (OPS/Park Brake Alarm System)
  - Overview
  - Truck Will Not Start
  - Lift, Lowering and Tilt Functions are not Working
  - Forward and Back Functions are not Working
- USB
- Electrical Schematics
- Troubleshoot with Electrical System
- Diesel Particulate Filter (DPF) Regeneration Control (Only for the Trucks Equipped with Kubota V3800 Engine)
  - DPF Status
  - DPF Operation Instructions
  - DPF System Status Transiton
  - DPF Indicator Status
Drive, Operation, and Routine Maintenance of Forklift Truck
- Transporting the Forklift Truck
- Towing
- Long-Term Storage of Forklift Truck
- Procedures Prior to Operation
- Precautions for Use
- Cooling System
- Oils Used for Forklift Truck
  - Hydraulic Oil Gauge Clarification and Oil Filling Instruction
- Periodical Maintenance

Forklift Truck Main Parts
- Description of Forklift Truck Main Parts
Forklift Main Technical Parameters
- Main Technical Parameters
Power System
- Engine System
  - Engine Overview
  - Inspection
  - Engine Adjustment
  - Engine Fault Codes
- Fuel System
  - Fuel Tank
  - Fuel Level Sensor
  - Maintenance of Fuel System
- Hydraulic Transmission Case and Torque Converter
  - Overview
  - Torque Converter
  - Hydraulic Clutch Unit
  - Control Valve
  - Transmission Case
  - Transmission Pump
  - Transmission Hydraulic Schematic
  - Speed Differential
  - Towing of Forklift Truck to be Repaired
  - Oil Inlet/Outlet Connection Location
  - Precautions in case of forklift failure
  - Oil Port
Drive Axle
- 4-5T
- 5-7T
Steering System
- Steering Axle
Brake System
- Overview
- Brake Master Cylinder
- Wheel Brake
- Automatic Clearance Regulator
- Manual Brake
- Adjustment of Brake Pedal
- Maintenance
  - Disassemble, Wheel Brake
  - Inspect
  - Assemble, Wheel Brake
  - Test Automatic Clearance Regulator
  - Troubleshoot Wheel Brake
Hydraulic System
- Main Pump
- Multi-way Valve
  - Operation of Spool Valve
  - Primary Relief Valve
  - Steering relief valve
  - Action of Inclined Auto-lock Valve
  - Control Levers of Multi-way Control Valve
  - Hydraulic Oil Tank
- Hydraulic System Main Oil Circuit
- Lift Cylinder
- Shut-off Valve
- Speed Limit Valve
- Tilting Cylinder
- Main Oil Pump
  - Disassemble, Main Oil Pump
  - Assemble, Oil Pump
  - Test
- Oil Filling Instructions
  - General Inspection Requirements
  - Inspection
  - Fill Level Requirements
- Troubleshoot Hydraulic System
Lifting System
- Inside and Outside Masts
- Bracket
- Safety Procedures When Working Near Mast
- Adjustment for Lifting System
  - Lifting Cylinder
  - Carriage
  - Installation of Roller
Electrical System
- Overview
- Truck Operations
  - Start and Stop
  - Driving Operations
  - Combination Switch
  - Horn Button
  - Reverse Light and Signal
  - Light Controls
  - Steering Signal
  - Brake Signal
  - Dash Display
- Introduction to PDM
- Battery
- Truck Safety System (OPS/Park Brake Alarm System)
  - Overview
  - Truck Will Not Start
  - Lift, Lowering and Tilt Functions are not Working
  - Forward and Back Functions are not Working
- USB
- Electrical Schematics
- Troubleshoot with Electrical System
Drive, Operation, and Routine Maintenance of Forklift Truck
- Transporting the Forklift Truck
- Towing
- Long-Term Storage of Forklift Truck
- Procedures Prior to Operation
- Precautions for Use
- Cooling System
- Oils Used for Forklift Truck
  - Hydraulic Oil Gauge Clarification and Oil Filling Instruction
- Periodical Maintenance

Forklift Truck Main Parts
- Description of Forklift Truck Main Parts
Forklift Main Technical Parameters
- Main Technical Parameters
Power System
- Engine System
  - Engine Overview
  - Inspection
  - Engine Adjustment
  - Engine Fault Codes
- Fuel System
  - Fuel Tank
  - Fuel Level Sensor
  - Maintenance of Fuel System
- Hydraulic Transmission Case and Torque Converter
  - Overview
  - Torque Converter
  - Hydraulic Clutch Unit
  - Control Valve
  - Transmission Case
  - Transmission Pump
  - Transmission Hydraulic Schematic
  - Speed Differential
  - Towing of Forklift Truck to be Repaired
  - Oil Inlet/Outlet Connection Location
  - Precautions in case of forklift failure
  - Oil Port
Drive Axle
- 4-5T
- 5-7T
Steering System
- Steering Axle
Brake System
- Overview
- Brake Master Cylinder
- Wheel Brake
- Automatic Clearance Regulator
- Manual Brake
- Adjustment of Brake Pedal
- Maintenance
  - Disassemble, Wheel Brake
  - Inspect
  - Assemble, Wheel Brake
  - Test Automatic Clearance Regulator
  - Troubleshoot Wheel Brake
Hydraulic System
- Main Pump
- Multi-way Valve
  - Operation of Spool Valve
  - Primary Relief Valve
  - Steering relief valve
  - Action of Inclined Auto-lock Valve
  - Control Levers of Multi-way Control Valve
  - Hydraulic Oil Tank
- Hydraulic System Main Oil Circuit
- Lift Cylinder
- Shut-off Valve
- Speed Limit Valve
- Tilting Cylinder
- Main Oil Pump
  - Disassemble, Main Oil Pump
  - Assemble, Oil Pump
  - Test
- Oil Filling Instructions
  - General Inspection Requirements
  - Inspection
  - Fill Level Requirements
- Troubleshoot Hydraulic System
Lifting System
- Inside and Outside Masts
- Bracket
- Safety Procedures When Working Near Mast
- Adjustment for Lifting System
  - Lifting Cylinder
  - Carriage
  - Installation of Roller
Electrical System
- Overview
- Truck Operations
  - Start and Stop
  - Driving Operations
  - Combination Switch
  - Horn Button
  - Reverse Light and Signal
  - Light Controls
  - Steering Signal
  - Brake Signal
  - Dash Display
- Introduction to PDM
- Battery
- Truck Safety System (OPS/Park Brake Alarm System)
  - Overview
  - Truck Will Not Start
  - Lift, Lowering and Tilt Functions are not Working
  - Forward and Back Functions are not Working
- USB
- Electrical Schematics
- Troubleshoot with Electrical System
Drive, Operation, and Routine Maintenance of Forklift Truck
- Transporting the Forklift Truck
- Towing
- Long-Term Storage of Forklift Truck
- Procedures Prior to Operation
- Precautions for Use
- Cooling System
- Oils Used for Forklift Truck
  - Hydraulic Oil Gauge Clarification and Oil Filling Instruction
- Periodical Maintenance

Cylinder
- General
- Safety Procedures When Working Near Mast
- Integral Sideshift Cylinder Repair
  - Remove
  - Disassemble
  - Clean
  - Inspect
  - Re-assemble
  - Install
  - Check Integral Sideshift Cylinder Guide Sleeve Leak
- Free-Lift Cylinder
  - Remove
  - Disassemble and Re-assemble
  - Clean
  - Inspect
  - Install
- Main Lift Cylinder Repair
  - Remove
  - Disassemble and Re-assemble
  - Clean
  - Inspect
  - Install
  - MAIN LIFT CYLINDER LEAK CHECK
- Tilt Cylinder Repair
  - Remove
  - Disassemble and Re-assemble
  - Clean
  - Inspect
Hydraulic Gear Pump
- General
- Hydraulic Gear Pump Repair
  - Remove
  - Disassemble
  - Re-assemble
  - Examination and Repair
Main Control Valve
- General
- Main Control Valve
  - Description
  - Remove
  - Clean and Inspect
  - Install