TM 5-5420-202-34
FUEL PRIMER PUMP PISTON ROD ASSEMBLY REPAIR (Sheet 1 of 3)
TOOLS:
10 in. adjustable wrench
Long round nose pliers (needle nose)
7/16 in. open end wrench
Hammer
1/8 in. punch
SUPPLIES:
Parts kit
Cotter pin
PRELIMINARY
PROCEDURE:
Remove piston rod assembly from primer pump (page
DISASSEMBLY:
1.
Using pliers, remove cotter pin (A).
Throw cotter pin away.
2.
Using 7/16 inch wrench, remove nut (B)
and flat washer (C) from piston rod (D)
while holding clevis (E) with adjustable
wrench.
3.
Slide piston (F) off rod (D).
4.
Remove and throw away two preformed
packings (G) from piston (F).
5.
Slide gland (H) from rod (D).
6.
Remove two preformed packings (J) from
inside of gland (H). Throw packings away.
7.
Remove preformed packing (K) and throw
away.
8.
Remove two preformed packings (L)
from rod (D) and throw away.
Using hammer and punch, remove pin
9.
(M) from clevis (E) and separate clevis
(E) from rod (D).
Go on to Sheet 2
4-83
