Upright TM 12 Series - Electric; Table 4-7: Electrical Troubleshooting Table

Section 4 - Troubleshooting Electric
505115-000 Pa
g
e 4-11
4-9 E
LECTRIC
Table 4-7:
Electrical Troubleshooting Table
Component
Function Lower Controls Upper Controls Drive Forward Drive Reverse High Speed/Creep Raise Platform Lower Platform Steer Left Steer Right Depression Mechanism Extend Depression Mechanism Retract Brakes Tilt Alarm Down Alarm Battery Charge
Alarm--ALM
Batteries--BAT XXXXXXXXXXXXXX
Battery Charger--CHG
X
5 AMP Circuit Breaker--F1
XXXXXXXXXXXXXX
175 AMP Fuse--F2
XXXXXXXXXXXX
Hour Meter/Low Voltage indicator--HM
I/O Board--I/O XXXXXXXXXXXXXX
Motor Control--MC
XXXXXXXXXXXX
Motor--MOT X XXXXXXXXX
Motor Relay--R1 X XXXXXXXXX
Chassis Emergency Stop Switch--S1 XXXXXXXXXXXXXX
Chassis Lift Switch--S2
X X
Chassis Key Switch--S3 XXXXXXXXXXXXXX
Lift/Drive Selector Switch--S4
XXXXX
Platform Down Switch--S5 X
Platform Emergency Stop Switch--S6 XXXXXXXXXXXXXX
Interlock Switch--S7
XXXXXXXX
PQ Control Handle--S8 XXXXX
Height Limit Switch--S9 X
Platform Steering Switch--S10 XX
Tilt Sensor--SNSR XXXXXXXXXXXXXX
Steering Solenoid (right)--SOL1A
X
Steering Solenoid (left)--SOL1B X
Platform Lift Solenoid--SOL2A X
Down Solenoid--SOL2B X
Depression Mechanism Extension Solenoid--SOL3A X
Depression Mechanism Retraction Solenoid--SOL3B X
Reverse Solenoid--SOL4A X
Forward Solenoid--SOL4B X