51
VERSION 05/2019
ORDER NUMBER DOC2326960
PEM-X1 CG
9
TROUBLESHOOTING AND RECTIFICATION
DANGER
Incorrect maintenance/repair!
Danger to life and equipment damage.
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!
Service, repair or replacement of devices or parts of devices may only be performed
outside the hazard area!
Malfunction
Cause
Remedy
No electrostatic (e.g., no wrap
around or no powder adhesion)
– Fault in the high-voltage
generator
– Contact a WAGNER service center
– Electrical cable from spray gun
to control unit faulty
– Contact a WAGNER service center
– Cascade in spray gun faulty
– Contact a WAGNER service center
Poor powder wrap-around
Back-spray
– Insufficient or no grounding
– See Chapter
Powder outlet uneven or
inadequate
– Contamination
– Blow through powder feeding
parts
– Powder sintering
– Clean powder feeding parts
– Collector nozzle contaminated
– Thoroughly clean cup gun
– Feed air / dosing air ratio incorrect – Adjust at control module resp.
control unit
– Collector nozzle worn
– Replace collector nozzle¹)
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
1.) The wearing and spare parts are listed in Chapter
