TM 5-4930-227-14
Section IV. OPERATION OF EQUIPMENT
2-8. General
a. The instructions in this section are published
for the information and guidance of the person-
nel responsible for the operation of the tank and
pump unit.
b. The operator must know how to perform
capable. This section gives instructions on start-
ing, stopping, and operating details of the tank
and pump unit. Since nearly every application
presents a different problem, the operator may
have to vary given procedures to fit the individu-
al job.
2-9. Starting
a. Preparation for Starting.
(1) See that suction hoses connecting tanks
to pumping assembly are properly secured. Group
pumping assembly before opening the filler plug
of a tank.
(2) Drive ground rod into earth near assem-
bly.
(3)Pull ground wires from ground reel
(fig. 1-2) and ground one securely to ground rod.
Attach other wire to vehicle being fueled.
Caution: Always clip lead to ground rod
before attaching lead to vehicle being fueled.
(4) Open only the filler plug of the tank
being filled. Do not fill two tanks at the same
time unless operator has an assistant. Do not
overfill the tanks. Refer to safety precautions.
(5) Maintain a distance of 25 feet between
vehicles being fueled.
(6) Open hand-valves of sight glass assembly
(fig. 2-5). Open petcock on lower valve to re-
lease air if product does not appear in sight
glass.
(7) Check glass frequently for presence of
water and drain when necessary.
Note. A petcock is located at the bottom of the
left side of the filter/separator.
(8) Prime pump through priming port (fig.
1-4), if necessary.
Note. Priming should not be necessary when tanks
are full.
b. Starting. Refer to figure 2-6 and start the
engine.
2-12
Figure 2-6. Engine starting instructions.
2-10. Stopping
Refer to figure 2-7 and stop the engine.
2-11. Unit Operation
a. General. The tank and pump unit can be
used to dispense all types of automotive and avi-
ation fuels. However, only one
grade of fuel
should be carried in and dispensed from the unit
at a time. Since the pumping assembly is high-
ly adaptable, dispensing with the tank and pump