Graco 311001G Paint Sprayer User Manual


 
Repair
22 311001G
Air Valve Repair
1. Unscrew the spring cap (11) from the back of the
gun body (1) using the gun tool (30). Remove the
two springs (15 and 19), the shaft (9), and seat (10).
2. Push the air valve assembly (8*) out the back of the
gun. See F
IG. 40.
3. Inspect the u-cup (7*) in the gun body (1). If the
u-cup is worn or leaking, carefully remove the u-cup
from the front of the gun body, using a pick.
Fluid Tube Replacement
1. Remove the air inlet fitting (17) using the gun tool
(30) and remove the screw (20) using a 3/16 in. hex
wrench.
2. Unscrew the fluid inlet fitting (18). Remove and
clean or replace the inline fluid filter (12).
3. Unscrew the fluid tube connector (C) from the gun’s
fluid inlet. Carefully remove the gasket (22*).
F
IG. 40
TI6577A
10
1
7*
9
11
15
19
8*
F
IG. 41
TI6573A
22*
12
18
C
17
20