User's Manual

Gun Repair

313227C 31

Replace Electrode Needle

1. Prepare gun for repair, page 28.

2. Remove the charging probe (2), see page 9.

3. Remove the air cap and nozzle, page 30. Remove

the gun shroud (48).

4. Unscrew the electrode needle (7) with the multi-tool

(37). Hold the packing rod end (8h) to prevent it from

turning, F

IG. 23.

5. Apply low-strength (purple) Loctite® or equivalent

thread sealant to the electrode needle and packing

rod threads. Install the electrode needle finger-tight.

Do not overtighten.

6. Install the fluid nozzle (4), page 30.

7. Install the gun shroud (48) and air cap (3), page 30.

8. Install the charging probe (2), see page 9.

9. Test gun resistance, page 22.

10. Install the gun onto the manifold and bracket. See

page 29.

NOTICE

To avoid damaging the plastic threads, be very

careful when installing the electrode needle.

FIG. 23. Replace Electrode Needle

TI1567A

TI13435a