Maintenance

3. Disconnect air (D) and remove fluid manifold (G).

G

D

TI3837a

4. Disassemble Front End, page 35.

5. Clean exposed portion of purge rod (31). Apply Fusion Gun Lubricant, page 53.

31

TI3873a

6. Reassemble Front End, page 36.

7. Adjust Purge Rod, page 15.

8. Attach fluid manifold. Connect air. Return gun to service.

Adjust Front Rod Seal

If fluid misting occurs from tip when gun is not triggered, use following procedure to temporarily stop leakage until parts are replaced.

1. Follow Pressure Relief Procedure, page 18.

2. Back out purge rod 1-2 turns with nut driver.

TI3828a

3. Remove air cap (9).

28

9

TI3854a

4. Trigger gun and hold. Tighten retainer (28) an addi-

tional notch, to tighten front seal (46) onto purge rod (31).

5. Detrigger gun. Reassemble air cap (9) fingertight.

6. Adjust Purge Rod, page 15.

28

309856U

Page 28
Image 28
Graco TI3840a Adjust Front Rod Seal, Disassemble Front End, Reassemble Front End, Adjust Purge Rod