Hyster W20-30XTR (A455 B821) Forklift Index:

INTRODUCTION
GENERAL
1
DESCRIVI*ION
1
REPAIR
3
GENERAL
3
LOAD BACKREST EXTENSION – REMOVAL
AND INSTALLATION
4
FORK REPLACEMENT
4
SIDE-SHIFT FRAME
5
Removal of Side-Shift Frame
5
Disassembly Of Side-Shift Frame
6
Cleaning and Inspection
6
Assembly of Side-Shift Frame
7
Installation Of Side-Shift Frame
8
OUTER FRAME OR
SIDE-SHIFT APRON
8
Removal of Outer Frame or
Side-Shift Apron
8
Disassembly of Outer Frame
10
Cleaning and Insrction
10
Assembly Of Outer Frame
10
Installation of Outer Frame or Side-Shift Apron
10
SCISSOR ARMS – SINGLE REACH .
. 11
Removal and Disassembly of Scissor Arrns —
Single Reach
Cleaning and Inspection
11
13
Assembly and Installation of Scissor Arms —
Single Reach
SCISSOR ARMS – DOUBLE REACH
. 14
14
Removal and Disassembly of Scissor Arms —
Double Reach
Cleaning and Inspection
14
17
Assembly and Installation Of Scissor Arms —
Double Reach
17
INNER FRAME ASSEMBLY
Removal of the Inner Frame Assembly
Disassemble Of the Inner
Frarne Assembly
Cleaning and Inspection
Assembly of the Inner
Frarne Assembly
Installation of the Inner
Frame Assembly
REACH CYLINDERS
Removal of Reach Cylinders
Disassembly of Reach Cylinders
Cleaning and Inspection
Assembly of Reach Cylinders .
Installation Of Reach Cylinders
TILT CYLINDER AND PIVOT
ASSEMBLIES
Removal of Tilt Cylinder .
Disassembly of Tilt Cylinder
Cleaning and Inspection
Assembly of Tilt Cylinder
Installation of Tilt Cylinder
SIDE-SHIFT CYLINDER
Removal of Side-Shift Cylinder
Disassembly of Side-Shift Cylinder
Cleaning and Inspection
Assembly of Side-Shift Cylinder
Installation of Side-Shift Cylinder
REACWI*ILT SELECrOR VALVE
Removal of Reachffllt
Selector Valve .
Disassembly of ReactvT11t
Selector Valve .
Cleaning and Inspection
Assembly of Reach/T11t
Selector Valve .

Installation of Reachffllt
Selector Valve
32
TILT/SIDE-SHIFr SELECTOR VALVE …. 32
Removal Of Side—Shift Cylinder
27
Disassembly Of Side—Shift Cylinder
28
Cleaning And Inspection
. 28
Assembly Of Side—Shift Cylinder .
28
Installation Of Side—Shift Cylinder
29
REACHÆILT SELECrOR VALVE
29
Removal Of Reach,T11t Selector Valve
29
Disassembly Of Reachffllt Selector Valve
30
Cleaning And Inspection
30
Assembly Of Reach’filt Selector Valve
30
Installation Of Reactv’T11t Selector Valve .
31
TILT/SIDE-SHIFT SELECI’OR VALVE
31
Removal Of Tilt/Side-Shift
Selector Valve
31
Disassembly Of Tilt/Side-Shift
Selector Valve
32
Cleaning And Inspection
Assembly Of TIWSide-Shift
Selector Valve
Installation Of Tilt/Side—Shift
Selector Valve
CHECKS AND ADJUSTMENTS
REMOVE AIR FROM THE
HYDRAULIC SYSTEM
CHECK FOR LEAKS IN THE HYDRAULIC
SYSTEM
CARRIAGE ADJUSTMENTS
Adjust Carriage Side Rollers .
Adjust Carriage Thrust Rollers
Adjust Carriage Wear Plugs
Adjustment For The Reach Cylinders
Adjustment For Tilt Cylinder
Adjustment For The Side—Shift Cylinder
TROUBLESHOOTING
SPECIFICATIONS

INTRODUCTION
TRACTION CONTROL SYSTEMS
Resistor Units
SCR Units
Transistor Units
REFERENCE INFORMATION
MAINTENANCE AND REPAIR
WIRES AND CABLES
CONTROL SWITCHES-W/B40-60XL, T5XL
CONTROL SWITCHES-W40XT, W45xr, W/B/C60-80XT, T5XT,
W20-40XTA, W20-40x•rc AND W20-30XTR
CONTACTORS FOR RESISTOR CONTROL .
RESISTORS (RESISTOR CONTROLLED TRUCKS ONLY)
TRACTION MOTOR .
CONTACTOR FOR LIFT PUMP MOTOR
LOWERING SOLENOID
LIFT PUMP MOTOR
HORN, HOURMETER AND BATISERY METER
El-ECI’RONIC LOGIC MODULE (ELM)
ELM Operation
Testing the ELM
CHECKS AND ADJUSTMENTS
DIRECTION SWITCH-W/B40-60XL, T5XL
ACCELERATOR POTENTIOMETER-WIB40-60XL, T5XL