TM 5-5420-226-20-1
.Symptom-28
T
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- HULL POWER
(Continued)
)
n
Check master relay circuit breaker for continuity.
Second Technician
(Operators
Station)
l Connect control panel starting harness connector (CKT
459A) to MASTER
BATTERY
indicator
lamp.
l Connect control panel starting harness connector (CKT
459A) to MASTER
BATTERY
switch.
l Connect control panel power harness connector (CKT
459) to MASTER
BATTERY
switch.
First Technician (Commander’s
Station)
l Remove floor access cover located in front of
commander’s
seat (page 17-9).
l Disconnect both hull power harness connectors (CKT
400-459) from master relay circuit breaker.
l Connect red probe of meter to one contact of master
relay circuit breaker.
l Connect black probe of meter to other contact of master
relay circuit breaker.
l Check if meter indicates continuity.
Does meter indicate continuity?
m
)
l Replace master relay circuit
breaker
(page 10-165).
l Connect basket-control
panel
power
harness
connector
to
master control
panel.
.
Connect
three battery
ground
straps (page 10-268).
l Inetall master control panel
(page 10-33).
TA107O75
4-386
