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Operation
Shutdown and Care of the Pump
For overnight shutdown, stop the pump at the bottom
of the stroke to prevent fluid from drying on the ex-
posed displacement rod and damaging the throat
packings. Relieve the pressure.
Always flush the pump before the fluid dries on the
displacement rod. Refer to Flushing below.
Flushing
WARNING
FIRE AND EXPLOSION HAZARD
Before operating the pump, read the
section FIRE AND EXPLOSION HAZ-
ARD on page 4. Be sure the entire
system and flushing pails are properly
grounded. Refer to Grounding on page
6.
Flush with a fluid that is compatible with the fluid you
are pumping and with the wetted parts in your system.
Check with your fluid manufacturer or supplier for
recommended flushing fluids and flushing frequency.
Always flush the pump before fluid dries on the dis-
placement rod.
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure on page 8.
1. Relieve the pressure.
2. Remove the spray tip/nozzle from the gun/valve.
3. Hold a metal part of the gun/valve firmly to the side
of a grounded metal pail.
4. Start the pump. Always use the lowest possible
fluid pressure when flushing.
5. Trigger the gun/valve.
6. Flush the system until clear solvent flows from the
gun/valve.
7. Relieve the pressure.