M978 Tanker Maintenance Instructions (Cont)
25-25. V11 FLOW VALVE (REG) REMOVAL/INSTALLATION (CONT).
Do not tear or otherwise damage
coupling gaskets during installation.
If coupling gaskets are damaged,
piping connections will leak.
There are two types of handles. The
newest type of handle is shown.
Install coupling gasket (1) on
Position V11 FLOW VALVE
(REG) (3) against pipe (2) and
install coupling gasket (1) over
ends of valve and pipe.
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.
Hold V11 FLOW VALVE
(REG) (3) in place and
install two coupling halves
(4) on coupling gasket (1)
with two screws (5) and