Install guide

ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Table 4-14. IMU Testing, Alignment, and Troubleshooting - Continued
Malfunction
Test procedure
Normal indication
indication/corrective action
2u. Set PS BATTERY and
VEHICLE circuit breakers CB1
and CB2 to OFF
2v.
2w.
2x.
2y.
2z.
Set TTY printer MOTOR
switch to OFF
Press SPU ON switch-indicator SPU ON switch-indicator goes off
to off
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
2aa. Proceed to paragraph 4-12
TEST COMPLETED
Change 7
4-90.1