Before Beginning Repair; Pressure Relief Procedure; Flushing - Graco Reactor A-20 Repair Parts

Before Beginning Repair

Repairing this equipment requires access to parts
that may cause electric shock or other serious injury if
work is not performed properly. Electrical trouble-
shooting must be done by a qualified electrician. Be
sure to shut off all power to equipment and lock out
power at the source before repairing.
Pressure Relief
Procedure
1. Turn off feed pumps and agitator if used.
2. Turn PARK/RUN switch to PARK.
3. Trigger gun to relieve pressure.
4. Turn off air inlet valve.
5. Engage gun piston safety lock.
6. Verify gun fluid manifold valves A and B are closed.
7. Close pump inlet supply valves.
311512A

Flushing

Flush equipment only in a well-ventilated area. Do not
spray flammable fluids. Do not turn on heaters while
flushing with flammable solvents.
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Only use flush solvents that are compatible with Fluo-
roelastomer seals. Non-compatible solvents will dam-
age seals and cause hazardous conditions, such as
high pressure leaks and pressure switch failure.
TI2409a
TI2421a
Flush with a compatible solvent.
Use lowest possible pressure when flushing.
To flush entire system, circulate through gun fluid
manifold (with gun removed from manifold).
Always leave hydraulic oil or a non-water based,
non-water absorbent fluid in system. Do not use
water.
Before Beginning Repair
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