TM 5-5420-202-20-4
FIXED FIRE EXTINGUISHER CONTROL VALVE REPLACEMENT (Sheet 1 of 14)
PROCEDURE INDEX
PAGE
PROCEDURE
Removal
Disassembly
Cleaning and Inspection
Assembly
Installation
TOOLS:
Spring scale (150 lb.)
Torque wrench with 3/8 in. drive
(0-200 lb-in)
7/16 in. open end wrench
Torque wrench with 1/2 in. drive
9/1 6 in. open end wrench
(0-175 lb-ft)
1-1/2 in. open end wrench
5 in. extension with 1/2 in. drive
Flat-tip screwdriver
10 in. adjustable wrench (two required)
3/32 in. socket head screw key
Diagonal cut ting pliers
(allen wrench)
Long round nose pliers
1/16 in. socket head screw key
Slip joint pliers
(allen wrench)
9/16 in, crowfoot wrench
1-1 /2 in. crowfoot wrench
7/ 16 in. crowfoot wrench
SUPPLIES:
Zinc chromate primer (Item 51, Appendix D)
Dry cleaning solvent
Sealant (Item 24, Appendix D)
(Item 55, Appendix D)
Lead seal
Sealant (Item 30, Appendix D)
1/16 in. rod
Rags (Item 65, Appendix D)
Goggles (Item 70, Appendix D)
Gloves (Item 69, Appendix D)
PRELIMINARY PROCEDURE:
Remove personnel heater air duct (page 18-17)
Go on to Sheet 2