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Workman e2050/e2065
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Electrical System (Rev. B)
Troubleshooting
CAUTION
Remove all jewelry, especially rings and
watches, before doing any electrical trouble-
shooting or testing. Disconnect a battery cable
from the battery pack to open the battery circuit
unless a test procedure requires battery voltage.
For effective troubleshooting and repairs, there must be
a good understanding of the electrical circuits and com-
ponents used on this vehicle (see Electrical Schematic
in Chapter 6).
If the vehicle has any switches by–passed, they must be
reconnected for proper vehicle operation, troubleshoot-
ing and safety.
General Run Problems
NOTE: Check vehicle status light on dash panel and
controller LED for possible faults whenever diagnosing
vehicle problems (see Controller in the Component
Testing section of this chapter).
Problem
Possible Causes
Main contactor clicks, but vehicle will not operate. Battery charge is low.
Battery cables are loose, corroded or damaged.
Cable connection(s) at controller is/are loose or
corroded.
Cable connection(s) at traction motor is/are loose or
corroded.
Traction motor is faulty.
Controller is faulty.
Nothing happens when on/off switch is turned to ON. Battery charge is extremely low.
Battery cables are loose, corroded or damaged.
Cable connection(s) at controller is/are loose or
corroded.
10 ampere fuse (F2) to the on/off switch is loose or
blown.
Fusible link FL2 is faulty.
Main fuse (F1) is loose or blown.
The on/off switch or circuit wiring is faulty.
Controller is faulty.