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12 307-809
Operation
(All Pumps)
Before
Y
ou Start the Pump
Read
and follow all instruction manuals, labels and
tags supplied with this pump and with all the accesso
-
ries you add to the system, before operating the sys
-
tem.
Flush the Pump Before First Use
The
pump was tested in lightweight oil. If the oil will
contaminate the fluid you are pumping, flush it out with
a compatible solvent.
Pressure Relief Procedure
WARNING
PRESSURIZED
EQUIPMENT HAZARD
The system pressure must be manually relieved to
prevent the system from starting or spraying acci
-
dentally. T
o reduce the risk of an injury from acci
-
dental spray from the gun, splashing fluid, or
moving parts, follow the
Pressure Relief Proce
-
dure
whenever you:
D
are instructed to relieve the pressure,
D
stop spraying,
D
check or service any of the system equipment,
D
or install or clean the spray nozzle.
1.
Shut of
f the power to the pump.
2.
In an air-powered system, close the air regulator
and close the bleed-type master air valve.
3.
In a hydraulic-powered system,
close the hy
-
draulic supply line shutof
f valve first, then the
return line shutof
f valve. In a multi-pump system,
do this at each pump to isolate the pumps.
4.
Close the fluid shutof
f valves from the supply
tanks.
5. T
rigger the gun at the last gun station to relieve
fluid pressure. Maintain firm metal-to-metal contact
between the gun and a grounded waste pail.
Repeat for all gun stations.
6.
Open the pump drain valve to relieve fluid pres
-
sure which may be trapped in the pump or hose.
If you suspect that pressure is not fully relieved after
following the steps above, wrap a fitting near the pump
outlet with a rag, and slowly and carefully loosen the
fitting to relieve pressure. Be careful to protect your
eyes from splashing.