TM 9-2320-279-20-3
M978 Tanker Maintenance Instructions (Cont)
25-21. V6 FUEL/DEFUEL CONTROL VALVE REMOVAL/INSTALLATION (CONT).
CAUTION
Do not pinch or pull coupling
gaskets off-center while
installing coupling halves. If
coupling gaskets are damaged or
moved out of position, piping
connections will leak.
(5) Soldier B holds V6
FUEL/DEFUEL CONTROL
VALVE (5) in position while
Soldier A installs two coupling
halves (12), screws (13), and
nuts (14) over coupling
gasket (2).
(6) Soldier A holds V6
FUEL/DEFUEL CONTROL
VALVE (5) in position while
Soldier B installs two coupling
halves (15), screws (16), and
nuts (17) on coupling gasket (8).
25-104
