Section
Troubleshooting
4-4
AB46 Work Platform
4.2
Table 4-2 Troubleshooting Guide - Electrical Schematics
Component .
.
.
.
Function
Engine Run
Upper Controls
Engine Run
Lower Controls
Engine Start
Upper controls
Engine Start
Lower Controls
Steer Right
Steer Left
Riser Elevate
Riser Descend
Boom Extend
Boom Retract
Boom Raise
Boom Lower
Jib Up
Jib Down
Cage Level Up
Cage Level Down
Cage Rotate
CCW
Cage Rotate CW
Slew CCW
Slew CW
Drive
Diff Lock Drive
Parking Brake
Release
Tilt Alarm
Tilt Light
Battery
X
X
25 A Fuse
X
X
Chassis EM Stop Switch
X
X
Chassis Key Switch
X
X
X
10 A Circuit Breaker CB1
X
X
Chassis Control Power Relay
X
X
Starter Motor / Solenoid
X
X
Start Solenoid
X
X
Alternator
X
X
10 Amp Circuit breaker CB2
X
Platform EM Stop Switch
X
X
10 Amp Control Box Fuse
X
Control Box Key Switch
X
Diode DB20R
X
Diode DB20L
X
Engine Relay
Contacts and Coil
X
X
Tilt Relay
Contacts
X
X
X
X
Tilt Light
off for normal operation
X
X
Tilt Alarm off f
or normal operation
X
X
Brake Relay
Contacts
X
X
Tilt Sensor
(red wire)
X
X
Tilt Sensor
(white wire)
X
X
X
X
Diff Lock Relay
contacts
X
X
Propane Relay
contacts
X
X
Gas Relay
contacts
X
X
Choke Relay
contacts
X
X
Horn Relay contacts
X
X
Throttle Relay
contacts
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Down Limit Switch
X
X
Down Relay
coil
X
X
Engine Oil Pressure Switch
X
X
Distributor
X
X
Ignition Coil
X
X
Fuel Select Switch
X
X
Propane Relay
coil
X
X
LP Valve
X
X
Gas Relay
coil
X
X
Gas Valve
X
X
Fuel Pump
X
X
Chassis Control Power Relay
coil
X
Chassis Control Power Relay
contacts
X
X
Start Solenoid
X
X
Starter Motor
X
X
Start Switch
X
Choke Switch
X
X
Choke Relay
X
X
Choke
X
X
Choke Diode
X
X
Throttle Relay Coil
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Throttle Solenoid
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Lower Turret Rotate Switch
X
X
Summary of Contents for AB46 C
Page 1: ...AB46 I C Service Parts Manual Service Parts Manual 2 WHEEL DRIVE WORK PLATFORMS...
Page 4: ...AB46 Work Platform ii Foreword NOTES...
Page 38: ...Section 3 20 AB46 Work Platform Maintenance 3 13 Figure 3 20 Seal Pressing Tool...
Page 39: ...Section 3 21 AB46 Work Platform Maintenance 3 13 Figure 3 21 Bearing Cone Pressing Tool...
Page 40: ...Section 3 22 AB46 Work Platform Maintenance 3 13 Figure 3 22 Bearing Cup Pressing Tool...
Page 65: ...Schematics Section AB46 Work Platform 5 9 Figure 5 4 068340 002 Hydraulic Schematic 5 2...
Page 67: ...Schematics Section 5 11 AB46 Work Platform 5 3 Figure 5 6 Hydraulic Valve Ports...
Page 68: ...Section 5 12 AB46 Work Platform Schematics 5 3 5 2 Figure 5 7 Check Ports...
Page 81: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 7 NOTES...
Page 87: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 13 NOTES...
Page 89: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 15...
Page 95: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 21...
Page 97: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 23...
Page 99: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 25...
Page 105: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 31 NOTES...
Page 111: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 37 NOTES...
Page 113: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 39...
Page 115: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 41...
Page 117: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 43...
Page 119: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 45 NOTES...
Page 125: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 51 NOTES...
Page 131: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 57 NOTES...
Page 135: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 61 NOTES...
Page 137: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 63...
Page 139: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 65 NOTES...
Page 141: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 67...
Page 145: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 71...
Page 147: ...Illustrated Parts Breakdown 6 2 Section AB46 Work Platform 6 73...