308701
Rev. C
INSTRUCTIONS-PARTS LIST
Pressure Relief Kit 238965
Model 238965
3000 psi (210 bar, 21.0 MPa) Maximum Working Pressure
WARNING
INJECTION HAZARD
Fluid under high pressure can be in-
jected through the skin and cause seri-
ous injury. To reduce the risk of an injury
from injection, splashing fluid, or moving parts, fol-
low 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 tips.
Pressure Relief Procedure
1.
Engage the gun safety latch
2.
Turn the engine ON/OFF switch to OFF.
3.
Flip the pressure control switch to OFF.
4.
Disengage the gun safety latch. Hold a metal part
of the gun firmly to the side of a grounded metal
pail, and trigger the gun to relieve pressure.
5.
Engage the gun safety latch.
6.
Hold the pressure relief tube firmly to the side of a
grounded metal pail, and open the pressure relief
valve. Leave the valve open until you are ready to
spray again.
7.
Disconnect the spark plug cable to prevent the
system from starting unexpectedly.
WARNING
FIRE AND EXPLOSION HAZARD
Before operating or flushing the pump,
ground the system per instructions in the
separate pump and gun instruction
manuals
If you suspect that the spray tip or hose is completely
clogged, or that pressure has not been fully relieved
after following the steps above, very slowly loosen the
tip guard retaining nut or hose end coupling and relieve
pressure gradually, then loosen completely.
06877
Fig. 1
Valve shown in
CLOSED position.
Valve shown
in OPEN position.
Pressure Hose
Suction Tube
Pressure
Relief Tube
GRACO INC.
P.O. BOX 1441
MINNEAPOLIS, MN
55440–1441
E
COPYRIGHT 1996, GRACO INC.
Graco Inc. is registered to I.S. EN ISO 9001
