DÖRR EcoGun AS MAN DC, Руководство по эксплуатации

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Fault description Cause Remedy
No material Feed line pinched or
broken. Check the line.
Too much overspray or poor
transfer rate (efficiency) Distance to the work
piece is too large.
Reduce distance to 15 to
20cm.
Atomizer air pressure is
too high.
Decrease atomizer air pres-
sure.
Paint resistance is too
low. Use paint with a resistance of
15 to 70 M
W
cm.
Work piece is not prop-
erly grounded. Ground the work piece prop-
erly.
Low covering capacity Live voltage is too low.
Increase output voltage at the
electrostatic controller.
Air escapes between valve pin
(17) and housing (19). Sealing ring (18) is worn
out.
Replace sealing ring.
Paint drops from the work piece. Layer of paint is too
thick.
Reduce feed rate or move
spray gun more quickly.
Viscosity is too low. Increase viscosity.
Evaporation rate of the
solvent is too low. Use solvent with a higher
evaporation rate or adjust
evaporation rate by using
additives.
Paint leakage on the nozzle (26) Nozzle (26) is soiled or
defective. Replace nozzle.
Ä 9.3.1 “Replace needle,
nozzle and seal kit”
Electrode needle (25) is
defective.
Replace electrode needle.
Ä 9.3.1 “Replace needle,
nozzle and seal kit”
Dried-on paint residues
on the needle (11)
Disassemble and clean
needle.
Ä 9.3.1 “Replace needle,
nozzle and seal kit”
Paint leakage on the sealing ring
(22). Seal kit (24) is defective.
Replace seal kit.
Ä 9.3.1 “Replace needle,
nozzle and seal kit”
Faults
11/2019 EcoGun AS MAN DC - MSG00023EN 24/56