TM 5-5420-228-24
PERISCOPE MOUNT LID REPLACEMENT (Sheet 1 of 3)
TOOLS:
Flat-tip screwdriver
Putty knife
SUPPLIES:
Pencil (Item 22, Appendix D)
Paper (Item 23, Appendix D)
Adhesive (Item 1, Appendix D)
Crocus cloth (Item 5, Appendix D)
Steel wool (Item 16, Appendix D)
Dry cleaning solvent (Item 15, Appendix D)
L o c k w a s h e r s ( 2 required)
Seal, lid
Goggles (Item 26, Appendix D)
Gloves (Item 27, Appendix D)
PRELIMINARY
PROCEDURE:
Remove periscope
mount (page 3-25)
REMOVAL:
1.
Position mount (A) bottom side up.
2.
Remove seal (B).
3.
Using screwdriver, remove two screws (C)
and lockwashers (D) from mount (A).
4.
Press latch (E) to free lid (F).
5.
Position mount (A) top side up.
NOTE
Record quantity and location of shims during removal for
correct lid alinement during installation.
Remove lid (F), two hinges (G), and shims
6.
(H) from mount (A).
7.
Separate two hinges (G) from lid (F).
8.
Using putty knife, remove lid seal (J) from mount (A). Throw lid seal (J) away.
Go on to Sheet 2
TA251429