WAGNER GM 2800EA, Руководство по эксплуатации

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GM 2800EA
OPERATING MANUAL
EDITION 10/2005 PART NO. DOC0388891
7
TROUBLE SHOOTING AND SOLUTIONS
Problem Cause Solution
Insuffi cient material output • Nozzle too small • Flat jet: Select larger nozzle.
(See nozzle list)
• Material pressure too
low
• Increase material pressure
• Material viscosity too
high
• Thin material in accordance
with the manufacturer‘s
instructions
• Filter in material supply
clogged
• Clean or replace fi lter
• Nozzle is clogged • Clean or replace nozzle
• Tension nut is screwed
in too far
• Turn tension nut
anticlockwise
Poor spray pattern • Wrongly adjusted
atomizing air
• Readjust atomizing air
• Nozzle too large • Select smaller nozzle (see
nozzle list)
• Material viscosity too
high
• Thin material in accordance
with the manufacturer‘s
instructions
• Material pressure too
high
• Reduce material pressure
• Damaged nozzle • Replace nozzle
• Damaged electrode • See para. 8.4 for repairs
Leaking air • Air seal (24)* damaged • Change air seal
• Seal (13)* on the air
control knob damaged
• Change seal
• Tappet seal (25)*
damaged
• Change tappet seal
Poor wraparound • Poor earthing at object • Check earthing of object or
hanger with ohmmeter
• Paint resistance too
high / too low
• Check resistance of paint in
accordance with para. 4.1.1
• Spraying pressure too
high
• Readjust pressure
Backspraying • Object not earthed • Check earthing
• Distance between
spray gun and object
too large
• Reduce distance between
spray gun and object