TM 5-3895-373-34
2.20
REPAIR FUEL LIFT PUMP - Continued.
A.
DISASSEMBLE - Continued.
2.
REMOVE
FILTER
COVER,
PREFORMED
PACKING, FILTER SCREEN, AND VALVES
FROM COVER.
Fuel is very flammable and can
explode easily. To avoid serious
injury or death:
Always wear safety glasses/goggles
at all times.
Keep fuel away from open flame or
any spark (ignition source).
Keep at least a B-C fire extinguisher
within easy reach when working with
fuel or on a fuel system.
Post signs that read "NO SMOKING
WITHIN 50 FEET" when working with
open fuel lines or fuel tanks.
a.
Remove hex head cap screw (5) and seal
washer (6) from filter cover (7).
b.
Remove filter cover (7) and preformed
packing (8). Discard preformed packing.
c.
Remove and discard filter screen (9).
d.
Remove valves (10) and gaskets (11) from
valve seats (12) inside cover (3).
3.
REMOVE DIAPHRAGM AND SPRING FROM
BODY.
a.
Press down hard on center of diaphragm
(13). Grasp tab (14) on diaphragm and turn
diaphragm
1/4
turn
clockwise
while
pressing down on diaphragm.
b.
Pull up on diaphragm to remove diaphragm
from body (4). Discard diaphragm.
c.
Remove diaphragm spring (15) from body.
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