Operation
4-7
Part 1604857-04
E 2014 Nordson Corporation
In other words,
If Flow air = 25%, Atomizing air = 25%, then
Flow air = 1.7 bar (25 psi), Atomizing air = 1.7 bar (25 psi).
If Flow air = 40%, Atomizing = 10%, then
Flow air = 2.7 bar (40 psi), Atomizing air = 0.689 bar (10 psi).
Refer to your pump manual for typical operating values for Flow and
Atomizing air.
Spray Gun Operation
To spray powder, pull the spray trigger.
To purge the spray gun, release the spray trigger and press down on the
purge trigger. If using a vibratory box feeder, fluidizing air is shut off while
the gun is being purged. P is displayed on the flow display.
Purge
Trigger
Spray
Trigger
Figure 4-5 Gun Controls
Electrode Air Wash Operation
Electrode air wash air continually washes the spray gun electrode to
prevent powder from collecting on it. Electrode air wash air is turned on and
off automatically when the spray gun is triggered on and off.
Daily Operation
Startup
1. Turn on the spray booth exhaust fan.
2. Turn on the system air supply and power.
3. Install a box of powder or a hopper filled with powder on the cart.
S Box: Lower the pickup tube into the powder, wrap the plastic bag
around the pickup tube and secure it with a tie wrap.
S Hopper: Connect the hopper ground cable and fluidizing air. Install
the pump on the pickup tube or connect the air tubing to the pump.
4. Make sure the spray gun is not triggered, then turn on controller power.
The displays and icons on the controller interface should light.
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