Troubleshooting
Section
4-5
AB46 Work Platform
4.2
Table 4-2 Troubleshooting Guide - Electrical Schematics - (continued)
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
Lower Cage rotate Switch
X
X
Lower Trim Switch
X
X
Lower Jib Switch
X
X
Lower Boom Elevate Switch
X
X
Lower Boom Extend Switch
X
X
Lower Riser Switch
X
X
Diode DB16
X
X
X
X
X
X
X
X
Diode DB8
X
X
X
X
X
X
X
X
Diode DB8.1
X
X
X
X
X
X
X
X
Boom Speed Relay
coil
X
X
X
X
X
X
X
X
Boom Speed Relay
contacts
Turtle / Rabbit Knob
X
X
X
X
X
X
X
X
Diode DB17
X
X
X
X
Diode DB18
X
X
Foot Switch
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Boom Disconect Relay
Upper Turret Rotate Switch
X
X
Upper Cage rotate Switch
X
X
Upper Trim Switch
X
X
Upper Jib Switch
X
X
Lower Boom Elevate Switch
X
X
Upper Boom Extend Switch
X
X
Upper Riser Switch
X
X
Turret Drive Relay
contacts
X
X
X
X
Boom Disconnect Relay
contacts
X
X
X
X
X
X
X
X
Diode DB7
X
X
X
X
X
X
X
X
Diode DB6
X
X
Diode DB11
X
X
X
X
X
X
Diode DB3
X
X
X
X
Diode DB2
X
X
X
X
Diode DB9
X
X
Diode DB23L
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Diode DB23R
X
Diode DB24
X
Speed Control Knob
X
X
X
X
X
X
X
X
X
X
Boom Speed Relay
contacts
X
X
X
X
X
X
X
X
X
X
Boom Speed Relay
coil
X
X
X
X
Drive Enable Relay
coil
X
Drive Enable Relay
contacts
X
Steer Right Switch
X
Steer Left Switch
X
Diff Lock Switch
X
Down Relay
contacts
X
X
Down Relay
contacts
X
Down Relay
contacts
X
X
Boom Extend Drive Interlock Switch
X
X
Forward Proportional Valve
X
X
Reverse Proportional Valve
X
X
Brake Relay
coil
X
X
Brake Solenoid Valve
X
X
Brake Relay
contacts
X
X
Boom Disconnect Relay
coil
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...