TM 5-5420-202-20-2
FuEL-WATER SEPARATOR OPERATIONAL TESTS (Sheet 6 of 11)
15-Second Drain Test (Sheet 1 of 2)
Using 1/2 inch wrench, close bleed valve (A).
1.
Using adjustable wrench, remove pipe plug from upper sensor hole (B).
2.
Check to see if fluid level is at top of upper sensor hole (8). If fluid level is
3.
at top, go to step 8, if not go to step 4.
Be very careful not to disturb center filter element. The
center filter element must be replaced if disturbed in
any way.
4.
Using 5/16 inch wrench, install pipe
plug into upper sensor hole (B).
5.
Using 7/16 inch wrench, remove eight
screws, lockwashers, and flat washers (C)
securing cover (D) to separator (E).
Remove cover (D) from separator (E).
6.
Add fuel to fuel-water separator (E)
until fluid level is above upper sensor
hole (B).
7.
Place cover (D) in position and,
using 7/16 inch wrench, install
eight screws, lockwashers, and
flat washers (C).
Go on to Sheet 7