Graco 310692D important safety instructions Reassembling the gun, Service

Reassembling the gun

To ensure proper alignment of the parts, assemble parts in the exact order given in the following steps.

1.Slide the insert (4) into the spray housing (2A), and install them onto the gun body (1). Align the housing with the slot and lip (A) on the gun body.

Service

sary. If replacing needle tip, use low strength thread adhesive on needle tip threads.

4.Lubricate the outside of the new air valve assembly (26) and place it on the fluid needle (13), against the nut (B). See FIG. 38.

5.Install the fluid needle (13) and the air valve assem- bly (26) into the back of the gun.

2A 4 A

ti4830a

FIG. 36

2.Tighten the hex nut (9) onto the insert (4) hand-tight, then loosen the nut about one turn so the insert (4) and spray housing sit loosely in the gun body.

9

ti4978a

FIG. 37

13

26

B

ti4853a

FIG. 38

6.With u-cup (20) and spacer (37) already installed into fluid nut (19), point gun down and install spring (22) and fluid nut (19). Tighten the fluid nut (19) to 125-135 in-lb (14-15 N•m).

21

23 22 37 20 19

ti4850a

FIG. 39

3.Check the fluid needle (13) for damage or excessive wear. Replace needle tip or entire needle if neces-

7.Install needle spring (23). Install fluid adjustment knob (21).

310692D 23