TM 5-6675-250-20
2 - 1 0 .
TROUBLESHOOTING (Continued)
c. This manual cannot list all possible symptoms which may occur. If a condition exists which can-
not be solved by you, notify your supervisor.
d. You should verify the fault before performing Troubleshooting.
N O TE
Malfunctions which cannot be remedied through the procedures in this
section are to be reported to Direct Support Maintenance.
T a b l e 2 - 3 . T r o u b l e s h o o t i ng
M A L F U N C T I O N
TEST OR INSPECTION
CORRECTIVE ACTION
GYROSCOPIC REFERENCE UNIT (GRU)
1 . B I N D I N G O F T R I P O D L E G A S S E M B L I E S.
Step 1.
Lubricate tripod pivot assembly.
a. Apply a film of silicone grease, MIL-S-8660, item 7, Appendix C, at
the pivot pin (1).
b. Wipe excess grease from the assembly using a clean cloth.
2-19
