dymax T17384 User Manual - Page 10

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Model 400 Dispensing Valve User Guide
10

Adjusting Material Flow

Material flow can be easily adjusted by turning the Flow Adjustment Knob on the top of
the valve. To reduce material flow, turn the Flow Adjustment Knob clockwise. To
increase material flow, turn the Flow Adjustment Knob counterclockwise.
Figure 3. Material Flow Adjustment

Shutdown

At the end of the day or shift, it is necessary to shut down the Model 400 dispensing
system properly in order to keep material from curing inside the dispensing valve.
1.
Remove the disposable Dispense Tip from the Luer Adapter and discard.
2.
Thread a Luer Lock Plug onto the Luer Adapter.
3.
Relieve fluid pressure on the valve by turning off air pressure at the Material
Reservoir.
4.
Relieve the air pressure operating the valve by turning off the air pressure to
the Controller.

Cleaning and Maintenance

Replacing the Needle Seat

1.
Unthread the Luer Adapter from the valve.
2.
Remove the Needle Seat O-Ring.
3.
Insert a new O-Ring.
4.
Reinstall the Luer Adapter on the valve.