Maintenance / Repairs OptiGun GA04-E
Weekly:
2. Remove powder hose
3. Remove the spray nozzle from the gun and clean it with compressed
air
4. Blow through the gun with compressed air, beginning from the
connection in flow direction
5. Clean the integrated gun tube with the brush supplied if necessary
6. Blow through the gun with compressed air again
7. Clean the powder hose
8. Reassemble the gun and connect it
Cleaning the spray nozzle
Daily or after every shift
1. Clean the inside and outside of the spray nozzle with compressed
air.
Never immerse the parts in solvents!
2. Check the seating of the spray nozzles.
Threaded sleeve not tightened well
Loose mounting of the spray nozzle poses a risk of high voltage
discharge from the gun, potentially damaging it!
► Always tighten the threaded sleeve well!
Weekly:
1. Remove the spray nozzle and clean on the inside with compressed
air. If sintering has formed, then removal of this sintered powder is
required!
Monthly
1. Check spray nozzle for wear
The flat jet nozzle is to be replaced, if:
– the spray pattern is no longer a regular oval
– deeper grooves are in the nozzle slot, or even the wall thickness
is no longer recognizable
– the wedge of the electrode holder is worn
Nozzles with deflectors:
– if the wedge of the electrode holder is worn down, then the
electrode holder is to be replaced
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