Repair
309298J 37
Tip Guard, Air Cap, Spray Tip, or Seat Housing Replacement
1. Prepare gun for service, page 35.
2. Remove the retaining ring (1), tip guard (3), air cap
(40), spray tip (4), and shroud (2). You may have to
turn the air cap with the tip guard to remove it. See
FIG. 23..
3. Remove the seat housing (5) with the tool (37) pro-
vided. See FIG. 24..
Fig. 23. Tip Guard, Air Cap, and Spray Tip Replace-
ment
Fig. 24. Seat Housing Replacement
4. Make sure the electrode (40a) is not damaged or
missing. See page 39 to install the electrode.
CAUTION
The barrel resistor cartridge (B) is part of the barrel
and is not replaceable. To avoid destroying the gun
barrel, do not attempt to remove the barrel resistor.
TI1723A
40
3
1a
1
2
44a
B
WARN ING
Fire, Explosion, and Electric Shock Hazard
The barrel contact ring (6a) is a conductive
contact ring, not a sealing o-ring. To reduce
the risk of sparking or electric shock, do not
remove the barrel contact ring (6a) except
to replace it and never operate the gun with-
out the contact ring in place. Do not replace
the contact ring with anything but a genuine
Graco part.
WARN ING
Fire, Explosion, and Electric Shock Hazard
To reduce the risk of fire, explosion, or elec-
tric shock, never operate the gun with a
missing or damaged electrode.
37