TM 9-2320-279-20-3
25-138
Change 4
M978 Tanker Maintenance Instructions (Cont)
25-30. V17 GRAVITY VALVE REMOVAL/INSTALLATION (CONT).
a. Removal.
NOTE
There are two types of handles. The
newest type of handle is shown.
(1)
Push MC MANUAL CONTROL
EM VALVE lever (1) full
forward and down in closed
position.
WARNING
Contact with fuel can irritate eyes and
skin. Do not let fuel get into eyes. If
fuel comes into contact with eyes,
immediately rinse eyes with clear water
Wash fuel off skin with soap and water
as soon as possible after contact.
(2)
Remove dust cap (2) from
adapter (3).
(3)
Move handle (4) to OPEN
position.
(4)
When fuel stops draining, close
handle (4), hold adapter (3) in
place, and remove two nuts (5),
screws (6), and coupling halves
(7).
(5)
Remove adapter (3).
(6)
Remove coupling gasket (8).
