TM 9-1240-400-34&P
5-10.
MAINTENANCE OF COVER ASSEMBLY
This task covers:
a. Disassembly
c.
Repair
b. Cleaning
d.
Reassembly
INITIAL SETUP:
Tools and Special Tools
Equipment Conditions
Tool kit, electronic: system maintenance
5-10 Cover assembly removed from M137
(SC 5180-95-CL-B29)
telescope mount assembly
Tubular spanner wrench, 11/1 6 and
45/64 (7597638)
General Safety Instructions
Materials/Parts
Felt strip (2) (8261867)
Lockwasher (4) (MS35333-69)
Lockwasher (2) (MS35333-70)
Sealant adhesive (item 5, appx C)
Sealing compound (item 10, appx C)
Use adhesives, cleaning solvents, and
Solder (item 12, appx C)
sealing compounds in well-ventilated
area away from open flame. Adhesives,
cleaning
solvents,
and
sealing
References
compounds are harmful to skin and
TM 9-254
clothing, can burn easily, and may give
TM 750-116
off harmful vapor.
DISASSEMBLY
1
Remove two screws (1) and protective dust cap
(2) from cover (3).
2
Remove four screws (4), four lockwashers (5),
and identification plates (6 and 7) from cover (3).
3
Pull wire with lamp base through to the front of
the electronic component (8).
4
Using tubular spanner wrench, unscrew ring (9)
and remove electronic component (8) from cover
(3).
5
Unsolder electrical lead (10) from electrical
contact (11), and remove electrical lead (10) and
lens cap (12) from cover (3).
5-19
