Section VI. General Support Final Inspection Procedures
a. This section describes and illustrates the final inspection procedures for the M117/M117A2 panoramic telescope.
A final inspection will be performed prior to returning the M117/M117A2 panoramic telescope to the using unit or
to the supply system.
b. If the M117/M117A2 panoramic telescope to be inspected fails to meet the required standards, ensure that the
maintenance authorized at the applicable level has been performed correctly. If necessary, send the
M117/M117A2 panoramic telescope to depot maintenance.
Any time the seal of the M117/M117A2 panoramic telescope is broken, the M117/M117A2 panoramic telescope
must be purged and charged.
5-26. M117/M117A2 PANORAMIC TELESCOPE FINAL INSPECTION AND ADJUSTMENT
This task covers:
Level travel and lift
Setting up azimuth testing fixture
b. Visual inspection
k. Reset counter operation and adjustment
Gunner's aid counter operation and adjust-
d. Eyepiece focus
m. Elevation knob torque inspection
Image tilt adjustment
Reset counter knob torque inspection
Parallelism of reticle and image
Gunner's aid knob torque inspection
h. Plumb travel and line of sight travel
Azimuth knob torque inspection
Azimuth errors (800-mil steps) and back-
lash (azimuth mechanism)