TM 9-2320-279-20-3
M978 Tanker Maintenance Instructions (Cont)
25-3. 2500 GALLON TANK/DRAIN (CONT).
WARNING
Fuel in piping is under
pressure and may spray when
caps are removed or valves
are opened, causing personal
injury. Remove caps and open
valves slowly.
(15) Remove cap (14), open V18
BULK DELIVERY
valve (15), and drain fuel.
(16) Remove cap (16), open V11
FLOW VALVE (REG) (17),
and drain fuel.
(17) Remove cap (18), open SP
SAMPLING PROBE (19),
and drain fuel.
(18) Remove cap (20), open V17 GRAVITY VALVE (21), and drain fuel.
(19) Remove dust cap (22) from V2 bottom load adapter (23) and install D1 adapter (24).
(20) Open V12 bottom load CHECK VALVE (25), D1 adapter (24), and drain fuel.
25-10
