TM 5-3805-292-23
0006
ELECTRICAL TROUBLESHOOTING - MACHINE AND LOADER ARMS WILL NOT MOVE/
EC013 PARKING BRAKE CIRCUIT TO BRAKE VALVE IS OPEN
0006
Refer to Malfunction One Drive
Motor (Right or Left) Works
Problem still
Stop.
NO
Correctly and the Other Does Not
exists?
in this WP.
YES
Disconnect instrument panel (IP)
Disconnect brake release solenoid
Check for continuity between IP
Perform Open Harness Test for circuit
Continuity
connector C23-8, circuit 258A (T),
NO
present?
258 (WP 0173).
harness side and solenoid
connector 80-A, circuit 258B (T),
RH Console and Frame 19.
Miscellaneous Circuits).
YES
Check for continuity between
Repair circuit 178AL (B) or replace
solenoid connector 80-B, circuit
chassis wiring (WP 0146). Reconnect
Continuity
178AL (B), harness side and
NO
instrument panel (IP) (WP 0155) and
present?
brake release solenoid (WP 0070).
Miscellaneous Circuits).
YES
Reconnect instrument panel (IP) (WP