ARMY TM 9-1290-262-24&P
MARINE CORPS TM 00476C-24&P
AIR FORCE TO 49A7-3-72/74
3-3. ELBOW TELESCOPE--MAINTENANCE INSTRUCTIONS. (cont)
REASSEMBLY
If removed, drive in two pins (1) until they
1
extend 0.060 0.010 in. (1.524 0.254
mm) beyond the far surface.
If removed, drive in pin (2) until it is flush
2
with outer surface.
Install level vial (3) so that slot engages
3
the pin (2).
4
Loosely install eccentric (4) and eccentric
ring (5).
5
Snap level vial cover (6) in place and in-
stall two new self-sealing screws (7).
NOTE
Leveling and optical elements will be
tightened and sealed after elbow
telescope assembly is assembled to
the aiming circle and all adjustments
performed. Purge and charge. Refer
to TM 750-116.
This task covers:
a.
Disassembly
c. Repair
b. Cleaning
d. Reassembly
INITIAL SETUP
Tools and Special Tools
Electronic system maintenance tool kit (SC 5180-95-CL-B29)
Materials/Parts
Gasket (8211732)
Sealing compound (item 8, appx D)
Synthetic rubber adhesive (item 1, appx D)
References
TM 9-254
