Instructions -- Parts List
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440- 1441
Copyright 2002, Graco Inc. is registered to I.S. EN ISO 9001
Replacement PC Board Kit for:
Ultra 395/495/595
t
,
Ultra Max II
t
490/495/595
Ultimate Nova 395/SuperNova
t
495/595
t
Performance Max 395/495/595
t
ST Max 395/495/595
t
,
ST Max II 490/495/595
309709E
ENG
Pressure Relief Procedure
WARNING
INJECTION HAZARD
System pressure must be manu-
ally relieved to prevent system
from starting or spraying acciden-
tally. Fluid under high pressure can be in-
jected through skin and cause serious injury.
To reduce risk of injury from injection, splash-
ing fluid, or moving parts, follow
Pressure
Relief Procedure
whenever you:
D
are instructed to relieve pressure,
D
stop spraying,
D
check or service any system equipment,
D
or install or clean spray tip.
1. Lock gun safety latch.
2. Turn ON/OFF switch to OFF.
3. Unplug power supply cord.
4. Unlock gun safety latch. Hold metal part of gun
firmly to grounded metal pail. Trigger gun to relieve
pressure.
5. Lock gun safety latch.
6. Open pressure drain valve. Leave pressure drain
valve open until ready to spray again.
If suspected that spray tip or hose is completely
clogged, or that pressure has not been fully relieved
after following steps above
, VERY SLOWLY loosen tip
guard retaining nut or hose end coupling to relieve
pressure gradually, then loosen completely. Now clear
tip or hose obstruction.
