TM 5-5420-226-20-2
CHECK VALVE (MANIFOLD HEATER - RETURN FUEL) REPLACEMENT (Sheet 1 of 3)
TOOLS:
7/16 in. combination box and open end wrench
9/16 in. combination box and open end wrench
13/16 in. combination box and open end wrench
Wire brush
SPECIAL TOOLS: Ground hop kit (Item 30, Chapter 3, Section I)
Drain pan
SUPPLIES:
Sealing compound (Item 28, Appendix D)
PRELIMINARY PROCEDURES:
REMOVAL:
CAUTION
When removing or installing fuel lines, care must be taken
not to damage fittings and threads or twist or distort fuel
lines or hoses.
NOTE
It maybe necessary to use two wrenches for removal or
installation of hoses and tubes.
Go on to Sheet 2
TA107880