Operating manual Robot powder spray gun PER-X1
9 Troubleshooting and Rectification
46
Order number 2444998 | Edition 10/2022
9 TROUBLESHOOTING AND RECTIFICATION
DANGER
Incorrect maintenance/repair!
Danger to life and equipment damage.
4
WAGNER devices, protective systems and safety, monitoring and control equipment
may only be serviced/repaired as defined in Directive 2014/34/EC (ATEX) by trained
WAGNER service personnel or skilled persons in accordance with TRBS 1203! Note
national regulations!
4
Service, repair or replacement of devices or parts of devices may only be performed
outside the hazard area!
Malfunction
Cause
Rectification
No electrostatic (e.g., no wrap
around or no powder adhesion)
Fault in the high-voltage genera-
tor
Contact a WAGNER service center
Electrical cable from gun to con-
trol unit faulty
Contact a WAGNER service center
Cascade in gun faulty
Contact a WAGNER service center
Poor powder wrap-around, back-
spray
Insufficient or no grounding
Spray pattern is uneven
Parts of nozzle system worn
Replace worn parts
Cracks in the gun housing
Improper handling of the powder
spray gun
Gun housing must be replaced
Contact a WAGNER service center
Powder outlet uneven or inade-
quate
Contamination
Blow through powder feeding
parts
Powder sintering
Clean powder feeding parts
Feed unit contaminated
See operating manuals for the re-
lated devices connected
Feed air / dosing air ratio incorrect Adjust at control module resp.
control unit
Wear on powder injector nozzle
Replace worn parts on powder in-
jector ¹)
Error display on control unit
"
ground monitoring
"
Hexagon nut at the connection is
tightened poorly or not at all
Tighten the hexagon nut at the
connection
Shield in the connection cable is
broken
Replace the broken connection ca-
ble
1.) You will find the wear parts and spare parts in the powder injector operating manual.
