Controls and Indicators (Cont)
LOCATION AND USE OF CONTROLS AND INDICATORS (CONT).
M978 Tanker Controls -Left Side of Vehicle
Control or lndicator
Emergency Fuel Shutoff
(Manual Emergency Control)
V3 SUCTION LINE VALVE
When pulled, valve (V1) closes, stopping fuel
flow from tank. Valve (V1) can only be
reopened by using the MC MANUAL
CONTROL EM VALVE lever at the rear of the
Diverts fuel from main pump to auxiliary pump.
Valve is located inside left frame rail in front of
No. 3 axle. Shown in open position.