Hyster H800-H970E, H1050EH (D117) Forklift Index:

General
Description
Attachment Functions
Extend and Retract
Stop Cylinder
Sideshift, Slew and Rotation
Twist Locks
Seated Pin
Indicator Lights
Twist Module
Operation
General
Hydraulic System
Main Direction Control Valve
Extension Cylinder Control Valve
Electrical System
General
Electrical Schematic
Wiring Diagram
Printed Circuit Board (PCB)
PCB Sockets
Wiring
Cable Number
Wire Number
Wire Color Code
Cable Connectors
Sensors and Solenoids
Indicator Lights
Functions
Twistlock Lock
Twistlock Unlock
Automatic Locking
Lift Interrupt
Over Lowering Interrupt
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Fault Finding
When all functions are failing:
When only one function fails:
Container Attachment
Remove
Install
Side Shift and Slew Cylinders
Remove
Disassemble
Clean
Inspect
Assemble
Install
Extension Cylinders
Remove
Disassemble
Clean
Inspect
Assemble
Install
Twist Locks
Disassemble
Clean
Inspect
Assemble
Slew Valve Repair
Remove and Install
Adjustments
Twist Lock Angle
Locked/Not Locked Proximity Switches
Seated Signal
Hydraulic Pressures
General
Attachment Main Relief Pressure
Extension Relief Pressure
Slew Relief Pressure
Sideshift Relief Pressure
Torque Specifications
Maintenance Schedule
Container Attachment
Troubleshooting
Schematics

INI*RODUCTION
GENERAL
SYSTEM DESCRIPTION AND OPERATION
Main Control Valve
Remote Control Valve .
Two-Speed Lift Valve .
Relief Valves
Accumulator Charge Valve .
Attachment Control Valve
Carriage Solenoid Valves
Heat Exchanger System…..
Steering Control System
Brake System
AND LOWER CIRCUIT .
DESCRIPTION
OPERATION
Lift Circuit, Normal Speed (Heavy Load)
Lift Circuit, High Speed (Light Load)
Lowering Control Valves
REPAIRS
General .
Remove Remote Control Valve .
Disassemble Remote Control Valve .
Replace Main Control Valves .
Remove Two—Speed Lift Valve
Cleaning and Inspection
Assemble Remote Control Valve .
Install Remote Control Valve
Assemble And Install Two—Speed Lift Valve …….
CHECKS AND ADJUSTMENTS
Check The Pilot Relief Pressure
Oleck *Ihe Relief Pressure, Main Control Valves
Check Two—speed Valve
Adjust Remote Control Valve .
AND LOWER CIRCUIT – TROUBLESHOOTING
TILT CONTROL CIRCUIT. …