TM 9-2350-256-20
CHAPTER 9:
MAINTENANCE OF HULL- AND CAB-RELATED COMPONENTS
9 - 42 REPLACE MECHANICS PERISCOPE BLOCK AND VISION PRISMS -
Continued
b. INSTALLATION
1
Install two studs (5), two retainers (2), two flat
washers (4), and two wingnuts (1). Do not tighten
wingnuts.
2
Install periscope block (3) in hull opening and
secure with two retainers (2).
Tighten two
wingnuts (1).
9-43 REPLACE/SERVICE TOWING PINTLE AND MOUNT
THIS TASK COVERS
a. Removal
b. Disassembly
c. Cleaning
d. Inspection
e. Assembly
f. Installation
INITIAL SET-UP
Tools:
Tool kit, general mechanics (Appendix C, item
53)
Materials/Parts:
Pin, cotter (Appendix G, item 225)
Wrench, open-end adjustable (Appendix C,
Personnel Required:
item 56)
Three
Materials/Parts:
Cloth, crocus (Appendix D, item 7)
Solvent, dry-cleaning (Appendix D, item 9)
Lockwashers (6) (Appendix G, item 148)
Pin, cotter (Appendix G, item 218)
Pin, cotter (Appendix G, item 224)
Reference:
Deleted
Equipment Condition:
Tow bar removed (see paragraph 9-88)
a. REMOVAL
Remove pintle mount (1) by removing six screws (2) and six lockwashers (3).
9-70
Change 1