TM9-2360-222-20-1-3
FUEL-WATER SEPARATOR OPERATIONAL TESTS (2D ENGINE) (Sheet 2 of 11)
NOTE
In order to perform any of the tests in this procedure, they
must be performed in the sequence listed.
MANUAL DRAIN TEST:
1.
Place drip pan under fuel-water separator (A) and sensor probes (B) and (C).
2.
Using socket, remove three capscrews, lockwashers, and flat washers (D). Throw lockwashers away.
3.
Using hands, remove clamp (E) from sensor probe wires (B) and (C).
4.
Using socket, loosen capscrew (F) to provide movement of fuel-water separator.
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.
NOTE
It may
be necessary to use
hammer
and punch to unseat
sensors
(B) and (C) by tapping
upward
on
sensor
edge of
retaining
nut (G).
Using 1/2 inch wrench to hold sensor retaining nut (G), use 9/16 inch wrench and remove upper
5.
sensor (B) from fuel-water separator.
Using 1/2 inch wrench, open and then close bleed cap (H).
6.
7.
Check to see if fluid level is above upper sensor probe (B) hole by noting leakage from upper
sensor probe (B) hole when bleed cap (H) is open.
8.
Using 1/2 inch wrench, remove sensor retaining nut (G).
9.
Using adjustable wrench: install pipe plug into upper sensor probe (B) hole.
10.
Using 1/2 inch wrench to hold sensor retaining nut (J), use 9/16 inch wrench and remove lower
sensor (C) from fuel-water separator,
NOTE
It may be necessary to remove capscrew (F) and move
fuel-water separator (A) before lower sensor (C) can be
removed. If removed, capscrew (F) should be reinstalled after
step 10.
Go on to Sheet 3
TA253314
Change 1 7-267