OM-07323
PA SERIES
OPERATION
PAGE C - 1
OPERATION - SECTION C
OPERATION
Review all SAFETY information in Section A.
Follow the instructions on all tags, labels and
decals attached to the pump.
Do not operate an internal combustion
engine in an explosive atmosphere.
When operating an internal combustion
engine in an enclosed area, make sure
exhaust fumes are piped to the outside.
These fumes contain carbon monoxide,
a deadly gas that is colorless, tasteless
and odorless.
This pump is designed to handle
most
non‐volatile, non‐flammable liquids
containing specified entrained solids
and corrosives. Do not attempt to pump
volatile, corrosive, or flammable liquids
which may damage the pump or endan
ger personnel as a result of pump fail
ure.
Pump speed and operating condition
points must be within the continuous per
formance range shown on the perfor
mance curve on page E-1.
STARTING
Check the fuel level and oil levels in the engine, air
compressor, pump bearings and seal housing.
Make sure the pump is level. Lower the jack stands
and chock the wheels, if so equipped.
Make sure the pump is level. Lower jack
stands and chock the wheels, if so
equipped. Use caution when positioning
the skid‐mounted unit to prevent damage
to the fuel tank.
This pump is equipped with an automat
ic starting system, and is subject to au
tomatic restart. Keep hands and cloth
ing away from the unit to prevent injury
during automatic operation. Disconnect
the positive battery cable before per
forming any maintenance. Failure to do
so may result in serious personal injury.
Consult the engine operations manual before at
tempting to start the unit.
Consult the manual accompanying the engine
control box and start the pump.
NOTICE
It is recommended the ambient air temper
ature remain above 15° F (-9.4° C) during
operation of the Diaphragm Primer. Oper
ating below this temperature could cause
damage to components or prevent prim
ing.
PRIMING
The pump will begin to prime upon startup. The air
from the suction line is vented to atmosphere
through the priming chamber assembly and out
through the discharge port of the diaphragm
primer. Complete priming is indicated by a positive
discharge pressure reading.
If full priming is not achieved, the discharge check
valve may be malfunctioning. If this occurs, shut
