Graco PerformAA 15 - Page 38

Repair
38 3A8099A
Fluid Tube Seal Replacement
1. Follow the Pressure Relief Procedure, page 15.
2. Remove the fluid tube assembly (13).
a. Remove the air inlet fitting (16) with the gun tool
(29).
b. Remove the screw (17) with a 3/16 in. hex
wrench.
c. Loosen the top of the fluid tube (13a) from the
fluid tube enclosure (13b) with the gun tool or a
wrench.
d. Separate the fluid tube from the gun.
3. Use a pick to remove the fluid tube o-ring (13c) from
the fluid tube enclosure (13b).
4. Press a new o-ring (13c) into the fluid tube
enclosure (13b) with a pick.
5. Assemble the spray gun.
a. Thread the fluid tube (13a) into the fluid tube
enclosure (13b). Torque to 150-160 in-lb (17-18
N•m).
b. Install the fluid tube screw (17) with a 3/16 in.
hex wrench. Torque to 50-60 in-lb (6-7 N•m).
c. Thread the air inlet fitting (16). Torque to
175-185 in-lb (20-21 N•m).
FIG. 54: Fluid tube seal replacement
13c
17
1
245
15
1
Torque to 50-60 in-lb
(6-7 N•m)
1
245
Torque to 175-185
in-lb (20-21 N•m)
1
Torque to 150-160
in-lb (17-18 N•m)
1
2456
6
22
16
1
13a