
Model SG-100 Plasma Spray Gun
Operator’s
Manual
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Issued: 12/11
Page
43
Figure 5-3. SG-100 Gun, exploded view
Inspect anode O-ring for cuts or nicks that may prevent the anode from
sealing properly against the powder tube. Do not use lubricant on anode
O-ring.
5. When anode protrudes from the gun about 1/4 inch (6.4 mm), grasp
and remove anode from gun.
6. Polish the anode chamber walls with emery cloth. Finish polish with
steel wool. Remove any powder deposits on the nozzle exit.
7. Examine powder hole insert, if applicable, for signs of enlargement
due to erosion. Anode life depends on operating conditions and the
type and amounts of powder sprayed. Replace anode when arc
chamber bore is excessively worn or when powder spray pattern
deteriorates.