1.
2,
3.
4,
Remove circuit 59 plug (1) from blower motor
jack (2).
Turn BLOWER SWITCH to ON.
Measure voltage between circuit 59 plug (1) and
ground.
Does multimeter read less than 17 volts?
1. Turn MASTER SWITCH to OFF.
2.
9.
4.
6.
6.
Install a jumper wire between circuit 59 plug at
blower motor and ground.
Remove eight nuts (1), washers (2), and screws (3)
from master switch panel (4) and distribution box
(5). Pull panel away from distribution box.
Remove circuit 59 plugs (6) from blower switch (7).
Check for continuity between circuit 59 plugs (6).
Does multimeter read 0 ohms?
1. Repair wiring harness circuit 59 from circuit
breaker to blower switch (page 14-3).
2. Install master switch panel on distribution box.
3. Verify no faults found.
1. Replace blower motor
(page 17-15).
2. Verify no faults found.
1. Replace blower switch
(page 17-16).
2. Install master switch panel
on distribution box.
3. Verify no faults found.
3-128
TM 9-2350-261-20-1