TM 9-2320-279-20-3
25-140
Change 4
M978 Tanker Maintenance Instructions (Cont)
25-30. V17 GRAVITY VALVE REMOVAL/INSTALLATION (CONT).
(4)
Hold V17 GRAVITY VALVE (3) in place
and install two coupling halves (4) on
coupling gasket (1) with two screws (5)
and nuts (6).
(5)
Install coupling gasket (7) on V17
GRAVITY VALVE (3).
(6)
Hold adapter (8) in place and position
coupling gasket (7) on connection of
adapter and V17 GRAVITY VALVE (3)
(7)
Hold adapter (8) in place and install
coupling halves (9) on coupling gasket
(7) with two screws (10) and nuts (11).
(8)
Install dust cap (12) on adapter (8).
c. Follow-on Maintenance.
(1)
Perform unfiltered gravity bulk
unloading (TM 9-2320-279-10).
(2)
Check V17 GRAVITY VALVE for leaks
(3)
Close pump module rear access doors
(TM 9-2320-279-10).
