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Service, Cleaning, Reassembly – Graco Inc. 241705 User Manual

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Service

Fig. 10

1

22

15

04736

6. Loosen the setscrew (15). Pull the fluid housing (22)

away from the gun body (1). See Fig. 10.

04734

Fig. 11

16

17

7. While supporting the spring guide (16) to prevent

bending the needle, loosen the setscrews (17).

Remove the spring guide (16). See Fig. 11.

Fig. 12

2c

2d

2e

03974

8. Remove the needle (2c). Unscrew the seal retainer

(2d). Remove the seal (2e). See Fig. 12.

Cleaning

Clean all parts and cavities thoroughly with a compat-

ible solvent. Dry with a rag or compressed air. Replace

any parts that are worn or damage.

Reassembly

Fig. 13

1

3

2

Lips of seal must face into housing

Grease inner cavity of housing

Torque to 30--40 in-lb (3.4--4.5 N.m)

22

2e

2d

1

2

3

03975

1. Lightly grease the inner cavities of the fluid hous-

ing (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. 13.