Trouble Shooting And Solutions - WAGNER GA 2000EAC Translation Of The Original Operating Manual

EDITION 12/ 2008
OPERATING MANUAL
7

TROUBLE SHOOTING AND SOLUTIONS

Problem
Insuffi cient material output
Poor spray pattern
Leaking air valve
Poor wrap round or
electrostatic effect
Back spraying
PART NO. 350741
Cause
• Nozzle too small
• Material pressure too
low
• Material viscosity too
high
• Filter in material
supply clogged
• Nozzle is clogged
• Wrongly adjusted
atomizing air and / or
fan air
• Nozzle too large
• Material viscosity too
high
• Material pressure too
high
• Damaged nozzle
• Damaged electrode
• Damaged seals on the
valve rod
• Sealing screw loose
• Poor earthing at
object
• Paint resistance too
high / to low
• Spraying pressure too
high
• Object not earthed
• Distance between
spray gun and work
piece too large.
GA 2000EAC, GA 2005EAC
Solution
• Select larger nozzle
(see chapter 9)
• Increase material pressure
• Thin material in accordance
with the manufacture's
instructions.
• Clean or replace fi lter
• Clean or replace nozzle
• Readjust the atomizing air
or fan air
• Select smaller nozzle
(see chapter 9)
• Thin material acc. to
manufacturer's instruction
• Reduce material pressure
• Replace nozzle
• Replace nozzle body or air
cap
• Exchange seals
(see chapter 8.4)
• Tighten sealing screw
• Check earthing of object or
hanger with ohmmeter
• Check resistance of paint in
accordance with chap. 4.1.1
• Adjust spraying pressure
• Check earthing
• Reduce distance between
spray gun and work piece
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