Graco TexSpray 235490 Repair Manual page 23

See page 21 for parts description and page 20 for location on sprayer.
159 (black)
158 (blue)
Detail A
Prime Valve Repair Kit 257111 Installation
1
1. Replace all parts shown for (47).
2. Apply blue LockTite to threads of screw (68).
3. Detail A. Hold piston assembly of air cylin-
der (22) with 3/16 in. hex driver and torque
screw (68) to 40 to 50 in-lb.
4. Detail C. Place valve seat (b) with rounded
end out toward screw head. Place dark
color o--ring (c), carbide seat (d) either side
up, and white o--ring (e).
Torque screw (82) to 40 to 50 in-lb.
3
Detail B. Orient vent port down.
n Parts included in kit 256918.
Parts - Dump Manifold
79n
23n
22n
TI3122A
3
41n
68n
47n
1
3
Detail B
TI10245f
30
63bn
63a
45n
96n
82n
85n
31
TI3008e
c
b
e
d
TI10246f
Detail C
309662
2
23