Repair; Pressure Relief Procedure - Graco Reactor H-VR Repair And Parts Manual

Repair

Repair
Repairing this equipment requires access to parts that
may cause electric shock or other serious injury if
work is not performed properly. Have a qualified elec-
trician connect power and ground to main power
switch terminals, see operation manual. Be sure to
shut off all power to the equipment before repairing.

Pressure Relief Procedure

1. Relieve pressure in gun and perform gun shutdown
procedure. See gun manual.
2. Close gun fluid manifold valves A and B.
3. Shut off feed pumps and agitator, if used.
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4. Turn PRESSURE RELIEF/SPRAY valves (SA, SB)
to PRESSURE RELIEF/CIRCULATION
Route fluid to waste containers or supply tanks.
Ensure gauges drop to 0.
SA
5. Engage gun piston safety lock.
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6. Disconnect gun air line and remove gun fluid mani-
fold.
.
SB
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