TM-9-1240-400-34-P

TELESCOPE; PANORAMIC: M115, ELBOW: M139, MOUNT: M138 AND M137

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1993

TM-9-1240-400-34-P - Page 151 of 344

TM 9-1240-400-34&P

4-11.

FINAL INSPECTION INSTRUCTIONS (CONT).

DEFLECTION LOCKING TORQUE

1

Use torque adapter (figure 2, appx D) and torque

wrench to apply a torque of 30.00 in.-lb (3.39 N-m),

clockwise, to capscrew (1).

2

Use torque adapter (figure 1, appx D) and torque

wrench to apply a torque of 4.00 in.-lb (0.45 N-m) to

eccentric plug (2).

The line of sight of the collimator

telescope shall not change.

DEFLECTION ADJUSTING RANGE

1

Loosen screw (1).

2

Rotate eccentric plug (2) to move the collimator

telescope (3) through a range of 12 mils, either side

of center, as indicated by the reference markings at

each end, or the horizontal line of the test target.

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