TM9-2350-222-20-1-3
FUEL-WATER SEPARATOR OPERATIONAL TESTS (2D ENGINE) (Sheet 6 of 11)
15-SECOND DRAIN TEST:
Using adjustable wrench, loosen pipe plug in upper sensor hole (A) enough to allow fuel to leak.
1.
2.
Check to see if fuel leaks from upper sensor hole (A).
3.
If fuel does not leak from upper sensor hole (A), remove pipe plug from upper sensor hole (A) and
go on to step 4. If fuel does leak from upper sensor hole (A), use adjustable wrench to tighten pipe
plug in upper sensor hole (A), and go to step 8.
CAUTION
B e very careful not to disturb
center filter element. Center filter
element m u s t b e r e p l a c e d i f
disturbed in any way.
4.
Using 7/16 inch wrench, remove eight screws,
cover (C) to separator (D). Remove cover (C)
5.
Add fuel to fuel-water separator (D) until fuel
leaks from upper sensor hole (A).
6.
Using adjustable wrench, install pipe plug
into upper sensor hole (A).
7.
Place cover (C) in position and, using 7/16
inch wrench, install eight screws, new lock-
washers, and flat washers (B).
Go on to Sheet 7
TA253317
Change 1 7-271