TM 9-1240-400-34&P
2-17.
M115 PANORAMIC TELESCOPE FINAL INSPECTION INSTRUCTIONS (CONT).
TORQUE INSPECTION (CONT)
11
Using torque adapter (8213929) and torque wrench, check that running torque of gunner's aid knob (6) is 1.00 to
4.00 in.-lb (0.11 to 0.45 N-m) in both directions.
12
Add or remove shim(s) (7) until required torque is achieved.
13
Using torque adapter (8599920) and torque wrench on reset counter knob (9), check that running torque is no
more than 2.50 in.-lb (0.28 N-m).
14
If torque requirement is not met in step 13, check gearing and rotation for smooth movement.
15
Using torque adapter (8213928) and torque wrench, check that elevation knob (10) running torque is 0.50 to 2.50
in.-lb (0.06 to 0.28 N-m).
16
Disassemble micrometer portion of head assembly (11). Refer to page 2-22. Adjust retainer (12) until required
torque is achieved.
ILLUMINATION INSPECTION
1
Reticle markings must be clearly defined.
2
With power applied, all counters must be illuminated. If not, check overlay assembly containing LEDs and light rod
for cracks, breaks, or misalinement. Refer to page 2-42.
2-78
