TM 9-1240-400-34&P
5-6.
TROUBLESHOOTING PROCEDURES (CONT).
Table 5-2. DIRECT SUPPORT TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
MOUNTING SURFACES
1.
MOUNTING SURFACES (1) DO NOT SEAT Ml15 TELESCOPE CORRECTLY.
Observe visually.
Remove burrs and clean mounting surfaces. Refer to TM 9-254.
CROSS-LEVEL ASSEMBLY
2.
CROSS-LEVEL CONTROL (2) IS ERRATIC AND ROUGH DURING MOVEMENT.
a.
Check for worn worm shaft.
b.
Check for worn gears in gear sector.
3.
CROSS-LEVEL CONTROL (2) EXCEEDS 1.0 MIL BACKLASH.
a.
5-6