WAGNER GA 2800EA Operating Manual page 33

EDITION 12/2008
OPERATING MANUAL
Troubleshooting and Maintenance
Problem Cause
No wrap round • No high voltage
• Air-passages damp
• Conductive sediments in the
material hose
• High conductive paint
• Paint conductivity too high
Leaking material • Damaged needle head (20)*
at the nozzle
Leaking air valve • Damaged seals on the valve
rod
Attention:
* = Positions are shown in the part lists and drawings of chapter 10.
PART NO. DOC350731
Solution
• Check function of control unit in
accordance with its manual
• Cleaning air-passages and drying
• Clean or replace the material hose
• Use original Wagner material hose
with at least 7.5 m; 25 ft length
• Check resistance of paint in
accordance with paragraph 4.1.1
• Changing needle head
• Exchange seals (see paragraph 8.3)
GA 2800EA, GA 2805EA
33