TM 5-5420-227-24
PERISCOPE MOUNT LID ASSEMBLY REPAIR (Sheet 1 of 3)
Vise
1/2 in. portable electric drill
TOOLS:
3/8 in. drill bit
Welding equipment
Cross-tip screwdriver
Electric grinder
Water
SUPPLIES:
Dry cleaning solvent (Item 15, Appendix D)
Lockwashers (2 required)
Steel wool (Item 16, Appendix D)
Bearings (2 required)
Asbestos (Item 3, Appendix D)
PRELIMINARY PROCEDURE:
Remove lid assembly from mount (page 3-22)
DISASSEMBLY:
1.
Using screwdriver, remove two screws (A), lockwashers (B), and strap (C) from lid (D).
Throw lockwashers (B) away.
Pull lightly on loop of spring (E) to release loop from handle (F).
2.
Slide handle out of spring (E) and retainer of lid (D).
3.
Remove spring (E) from lid (D).
4.
5.
Place lid (D) in vise and using drill with drill
bit, remove two bearings (G) (5/8 inch deep).
6.
Using grinder, remove weldments from metal tongs
holding bumper (H) to lid.
7.
Remove bumper (H).
Go on to Sheet 2
TA170258
3-30
