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Lull 944E-42 Service Manual User Manual

Page 836

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12.2

Model 644E-42/944E-42

Rev. 6/04

Index

Park Brake Warning

Indicator ................................. 9.157

Stabil-TRAK

"Locked" Mode Indicator ....... 9.160

Stabil-TRAK "Slow Pivot"

Mode Indicator ....................... 9.161

Transmission Temperature

Warning Indicator................... 9.154

Drain and Flush Radiator ................ 7.12

Drive Shafts

Inspection and Service ............... 5.16
Installation................................... 5.17
Maintenance ............................... 5.16
Removal...................................... 5.16

Dual Joystick ................................. 9.227

E

ECM Fuses ............................ 9.23, 9.26

Electrical Component Terminology

General Overview (644E-42 Vehicle

Power Harness) .................. 9.6, 9.7

General Overview (944E-42 ECM

Vehicle Power & ECM Cab
Harnesses) ................................ 9.8

General Overview (Open Cab

Harness) .................................... 9.5

General Overview (Optional Closed

Cab Harness)........................... 9.12

General Overview

(Optional Closed Cab
Harness) .................................. 9.13

General Overview (Optional

Roadlights Harness) ................ 9.14

General Overview (Optional

Worklights Harness)................. 9.15

General Overview (Vehicle Control

Harness) .................................. 9.10

General Overview (Vehicle Ground

Strap Locations)....................... 9.16

General Overview (Vehicle Sensor

Harness) .................................... 9.9

General Overview (Vehicle

Transmission Harness) ............ 9.11

Electrical System

Charging Circuit ........................ 9.167
Components ............................. 9.176
Dash Panel Warning

Indicator Troubleshooting ...... 9.148

Effective Ground

Connections ............................. 9.19

Electrical Troubleshooting .......... 9.27
Engine Start Circuit................... 9.163
Fuses and Relays ....................... 9.21
Service Warnings........................ 9.18
Specifications.............................. 9.18
Switches and Solenoids............ 9.209

Terminology...................................9.5
Transmission Gear Selection

Troubleshooting......................9.140

Warning Devices .......................9.176
Warning Indicator Lights............9.178
Wiring Harnesses ........................9.19

Electrical System Components

944E-42 Throttle Position

Sensor ...........................4.16, 9.186

Back-Up Alarm ..........................9.179
Cab Heater/Air Conditioning

Controls ..................................9.206

Front Dash Panel ......................9.181
Front Windshield

Wiper Motor ............................9.190

Front Windshield

Wiper Switch ..........................9.188

Rear Wiper Motor ......................9.202
Skylight Wiper Motor .................9.198
Skylight Wiper/Washer & Rear

Window Washer Switch..........9.196

Windshield/Skylight/Rear Wiper

Washer Reservoir w/Pump.....9.200

Electrical System Troubleshooting

644E-42 Engine Start Circuit.......9.70
644E-42 Engine With Optional Cold

Start Circuit.............................9.104

644E-42 Vehicle Power Harness

Electrical Schematic ........9.52, 9.53

944E-42 ECM Vehicle Power & ECM

Cab Harnesses Electrical
Schematic.................................9.54

944E-42 Electronic Throttle

Circuit .......................................9.82

944E-42 Engine Start Circuit.......9.76
Air Conditioning Circuit..............9.112
Cab Heater & Air Conditioning Blower

Motor ......................................9.110

Charging Circuit...........................9.84
Dual Joystick Auxiliary Hydraulic

Circuit .......................................9.86

Electrical Symbols

Directory ...................................9.47

Flash High Beam Circuit (Option).......

9.134

Front Wiper/Washer Circuit .......9.114
Introduction..................................9.27
Light Power Relay (Option) .......9.120
Main Electrical

Schematic........................9.48, 9.50

Main Electrical

Schematic Legend....................9.35

Optional 644E-42 Cold Start Electrical

Schematic........................9.56, 9.57

Optional 644E-42 Cold Start Electrical

Schematic Legend....................9.55

Optional Closed Cab Electrical

Schematic ................................ 9.63

Optional Closed Cab Electrical

Schematic Legend ................... 9.62

Optional Roadlight Electrical

Schematic ................................ 9.66

Optional Roadlight Electrical

Schematic Legend ................... 9.64

Optional Single Joystick

(Early Production)
Electrical Schematic................. 9.59

Optional Single Joystick

(Early Production) Electrical
Schematic Legend ................... 9.58

Optional Single Joystick

(Late Production)
Electrical Schematic................. 9.61

Optional Single Joystick

(Late Production) Electrical
Schematic Legend ................... 9.60

Optional Worklight Electrical

Schematic ................................ 9.69

Optional Worklight Electrical

Schematic Legend ................... 9.68

Probing Electrical

Connectors............................... 9.30

Rear Wiper Circuit..................... 9.118
Roadlight Brake Lights

Circuit (Option) ....................... 9.132

Roadlight Hazard Lights

Circuit (Option) ....................... 9.128

Roadlight Low Beam Lights

Circuit (Option) ....................... 9.124

Roadlight Parking Lights

Circuit (Option) ....................... 9.126

Roadlight Turn Signals

Circuit (Option) ....................... 9.130

Roadlight Worklights

Circuit (Option) ....................... 9.136

Roadlights High Beam

Circuit (Option) ....................... 9.122

Single Joystick Auxiliary Hydraulic

Circuit (Option) ......................... 9.90

Single Joystick Transfer Carriage

Extend/Retract Circuit (Option) 9.94

Single Joystick - Boom Attachment

Tilt Circuit (Option) ................. 9.100

Single Joystick - Boom Extend/

Retract Circuit (Option) ............ 9.96

Single Joystick - Boom Lift/Lower

Circuit (Option) ......................... 9.98

Skylight Wiper/Washer, Rear Washer

Circuit ..................................... 9.116

Troubleshooting with a Digital

Multimeter (DMM) .................... 9.29

Worklight (Without Roadlights) Circuit

(Option) .................................. 9.138

Emergency Exit Rear Window .......... 1.6

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