Graco A Series Instructions-Parts List Manual page 3

Pressure Relief Procedure
WARNING
PRESSURIZED EQUIPMENT HAZARD
The system pressure must be manually
relieved to prevent the system from
starting or spraying accidentally. To
reduce the risk of an injury from accidental spray
from the gun, splashing fluid, or moving parts,
follow the Pressure Relief Procedure 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. Engage gun safety latch.
2. Turn ON/OFF switch to OFF.
3. Unplug power cord.
4. Disengage gun safety latch. Hold metal part of gun
against grounded metal pail and trigger gun into
pail to relieve pressure.
5. Engage gun safety latch.
6. Open any fluid drain valves in system. Leave drain
valve open until ready to dispense again.
Pump Repair Kits
Pump
244197
244224
244201
244409
244954
244957
245889
245902
245904
246257
248736
248971
Service
Repair Kit
244196
244198
244198
244200
246341
244958
245819
244198
244200
246341
246341
246341
Tools Needed
Vise
12 in. adjustable, open end wrench (2)
Hammer, 20 oz maximum
Small screwdriver
Throat Seal Liquid
Pick or long small screwdriver
Cleaning and Inspecting Parts
1. Clean and inspect parts. Pay particular attention to
the ball seats in the intake valve and piston, which
must have no nicks or wear, and to the inside of
the sleeve and the outside of the piston rod, which
must not be worn or scratched. Replace worn or
damaged parts.
WARNING
COMPONENT RUPTURE HAZARD
Never use sharp or pointed tools to
remove sleeve or other components
which could result in pump rupture and
cause serious bodily injury. If the sleeve cannot be
removed easily, return the sleeve and cylinder to
your Graco distributor for removal.
2. Remove and clean the sleeve when you are
repacking the pump.
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