Earthing - WAGNER GM 2800EA Operating Manual

EDITION 03/ 2007
OPERATING MANUAL
5.1.5

EARTHING

Perfect earthing of all system components (workpieces, conveyor, paint supply system,
control unit, spray booth or spraying stand, see illustration) is a prerequisite for optimum
coating effi ciency and safety.
Discharge of electrostatically charged components in atmo-
spheres containing solvents!
Explosion hazard from electrostatic sparks or flames
SIHI_0027_GB
Heavy paint mist if earthing is insufficient!
Risk of poisoning
Insufficient paint application quality
SIHI_0003_GB
A badly earthed work-piece will result in:
•
Sparks between the object being sprayed and the hangar (danger of explosion).
•
Very poor wrap-around.
•
Uneven coating thickness.
•
Spray-back onto the spray gun, i.e. contamination
The prerequisites for perfect earthing and coating are:
•
Clean workpiece suspension
•
Earthing of spray booth, conveyor system and hangers to the building earth in
accordance with the operating instruction or the manufacturer's information.
•
Earthing of all conductive parts within the working area.
•
The earthing resistance of the workpiece must not exceed 1 MΩ (Mega Ohm).
•
Connect the control unit to the mains system earth.
PART NO. DOC388891
Earth all unit components.
Earth the workpieces being painted.
Earth all unit components.
Earth the workpieces being painted.
WARNING
WARNING
GM 2800EA
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