Durr EcoGun AS MAN 1AF, Руководство по эксплуатации, Страница: 20 / 36

Fault description Cause Remedy
Nozzle seat soiled. Cleaning the nozzle seat Ä 7.2
“Cleaning”.
Nozzle soiled or
defective.
Clean and check the nozzle. If nozzle
is defective, replace it along with the
needle
Ä
8.3.1 “Replace needle and
nozzle.”.
Spray jet is too thick in the
middle. Material too viscous.
Change material consistency.
Horn air pressure too
low
Increase horn air pressure via the flat
jet control
Ä
5 “Commissioning”.
Air pressure too low Increase the air pressure via the total
air control Ä 5 “Commissioning”.
Spray jet is split. Material too thin. Change material consistency.
Horn air pressure too
high
Decrease the horn air pressure via the
flat jet control Ä 5 “Commissioning”.
Air pressure too high Decrease the air pressure via the total
air control Ä 5 “Commissioning”.
Spray jet is uneven (pul-
sating). The spray pattern
quality is bad. Nozzle soiled or
defective. Clean and check the nozzle. If nozzle
is defective, replace it along with the
needle Ä 8.3.1 “Replace needle and
nozzle.”.
Cap nut or nozzle is
not properly tight-
ened.
Tighten cap nut and nozzle Ä 7.2
“Cleaning”.
Damaged O-ring Replace O-ring Ä 8.3.1 “Replace
needle and nozzle.”
8.3 Troubleshooting
8.3.1 Replace needle and nozzle.
Protective equipment:
Protective workwear
Protective gloves
Requirements:
Spray gun was disassembled Ä 9.2 “Dis-
assembly”.
Disassembly
Faults
11/2017 EcoGun AS MAN 1AF - MSG00020EN 20/36