MAINTENANCE OF COVER ASSEMBLY
This task covers:
Tools and Special Tools
Tool kit, electronic: system maintenance
5-10 Cover assembly removed from M137
telescope mount assembly
Tubular spanner wrench, 11/1 6 and
General Safety Instructions
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
sealing compounds in well-ventilated
area away from open flame. Adhesives,
compounds are harmful to skin and
clothing, can burn easily, and may give
off harmful vapor.
Remove two screws (1) and protective dust cap
(2) from cover (3).
and identification plates (6 and 7) from cover (3).
Pull wire with lamp base through to the front of
the electronic component (8).
Using tubular spanner wrench, unscrew ring (9)
and remove electronic component (8) from cover
Unsolder electrical lead (10) from electrical
contact (11), and remove electrical lead (10) and
lens cap (12) from cover (3).