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Graco 238965 Instructions-Parts List

Pressure relief kit

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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
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441
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.
Fig. 1
ECOPYRIGHT 1996, GRACO INC.
Graco Inc. is registered to I.S. EN ISO 9001
Valve shown in
CLOSED position.
Pressure Hose
Suction Tube
Pressure
Relief Tube
308701
Rev. C
Valve shown
in OPEN position.
06877

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Summary of Contents for Graco 238965

  • Page 1 Pressure ground the system per instructions in the Relief Tube separate pump and gun instruction manuals 06877 Fig. 1 GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441 ECOPYRIGHT 1996, GRACO INC. Graco Inc. is registered to I.S. EN ISO 9001...
  • Page 2 Pressure Relief Valve Replacement Disassembly (Fig. 2) 3. Remove the spring clips (C) from the suction tube WARNING (D). 4. Remove the drain tube (E) from the elbow connec- To reduce the risk of serious injury whenever you tor (F) on the pressure drain valve (G). are instructed to relieve pressure, always follow the 5.
  • Page 3 Pressure Relief Valve Replacement Before Installation After Installation 7 or 8 Anti-Rotational Tab Pressure Relief Tube 06908 06907 0001B 0001C 06909 06910 Fig. 2 Fig. 3 308701...
  • Page 4 Graco warrants all equipment listed in this manual which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.