Install guide

ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Table 4-14.1. IMU Testing, Alignment, and Troubleshooting Using Tape Reader, Part No. 877406-2 -
Continued
Malfunction
Test procedure
Normal indication
indication/corrective action
2u.
2y.
2w.
2x.
2y.
2z.
2aa.
Set PS BATTERY and
VEHICLE circuit breakers
CB1 and CB2 to off
Set TTY printer MOTOR
switch to OFF
Press SPU ON switch-indicator
SPU ON switch-indicator goes
to off
off
If there were no IMU failures
at end of test, load operational
program in accordance with
table 4-18.1
Disconnect equipment
Record IMU alignment check-
sum, date of alignment, and
IMU serial number and store
in IMU tape compartment
Remove and save IMU align-
ment TTY printout
TEST COMPLETED
Change 7
4-91