TM 5-5420-226-20-2
FUEL PUMP-TO-FUEL-WATER SEPARATOR HOSE ASSEMBLY REPLACEMENT (Sheet 5 of 5)
Set fuel pumps switch to ON position (TM 5-5420-226-10).
3.
4.
Set MASTER BATTERY switch to ON position (TM 5-5420-226-10).
5.
Watch fuel-water separator bleed cap (A) until air release (bubbles) appear, then
set MASTER BATTERY switch to OFF.
NOTE
It may be necessary to perform steps 5 and 6 several
times until a constant fuel flow (no bubbles) from
the bleed cap (A) is observed. Two persons will be
required to perform steps 3, 4, and 5.
6.
Wait about one minute and repeat step 4 until a constant free flow is observed at bleed
cap (A).
7.
Using 7/16 inch wrench, turn fuel-water separator bleed cap (A) to the right until snug.
8.
Check for leaks. Tighten or replace components as necessary.
Perform operational check of automatic drain (page 7-233).
9.
10.
Set MASTER BATTERY switch to OFF position (TM 5-5420-226-10).
11.
Disconnect engine from powerplant ground hop (page 5-40).
12.
Install powerplant (page 5-14).
End of Task
TA107629
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