Graco Series A, 262854 important safety instructions Reassembly

Service

5.Loosen the setscrew (15) then remove the fluid housing (22) from the gun body (1). See FIG. 8.

1

22

15

ti19272a

FIG. 8

6.While supporting the spring guide (16) to prevent bending the needle (2c), loosen the setscrews (17) then remove the spring guide (16). See FIG. 9.

16

2c 17

ti19274a

FIG. 9

7.Remove the needle (2c). Unscrew the seal

retainer (2d) then remove the seal (2e). See FIG. 10.

2d

2c 2e

ti19275a

FIG. 10

8.Clean all parts and cavities thoroughly with a com- patible flushing fluid. Dry with a rag or compressed air. Replace any parts that are worn or damaged.

Reassembly

1.Lightly grease the inner cavities of the fluid housing (22). Install the small seal (2e) so the lips face into the fluid housing cavity. Install the seal retainer (2d) and torque to 30-40 in-lb (3.4-4.5 N•m). See FIG. 11.

2d

2e

22

ti19276a

FIG. 11

2.Lightly grease the small end of the needle (2c) then guide it into the large end of the fluid housing (22). See FIG. 12.

2c

22

ti19271a

FIG. 12

10 3A2799A