42
PEM-C4-Ergo.
OPERATING MANUAL
VERSION 02/2009
ORDER NUMBER DOC2305054
Malfunction Cause Rectifi cation
No electrostatic (e.g. no wrap
around or no powder adhesion)
● Fault in the high-voltage
generator
● Electrical cable from spray gun
to control unit faulty
● Cascade in spray gun faulty
● Contact Wagner Service
Poor wrap around
Back spray
● Inadequate or no ground ● See chapter 5.3 “Grounding“
Powder outlet uneven or
inadequate
● Soiling
● Powder sintering
● Feed device soiled
● Feed air / dosage air ratio
incorrect
● Wear on powder injector nozzle
● Blow through parts carrying
powder
● Clean parts carrying powder
● See operating instructions for
the related devices connected
● Adjust at control module
respective control unit
● Replace worn parts in the
powder injector¹)
Spray pattern is uneven
● Parts of nozzle system worn ● Replace worn parts
1.) You will fi nd the wearing parts and spare parts in the operating instructions for the powder injector.
8 TROUBLE SHOOTING AND RECTIFICATION