Quick Operations Owner's manual

4-14 Operation
To adjust Valve and Tooling Air Pressure Regulators:
1. Verify that the dispensing system is ON.
! The Light Beacon will display a green or solid yellow light.
2. Open the lower front cabinet door and find the appropriate pressure
Regulator. See Figure 4-7.
3. Gently pull the Regulator adjustment knob downward to unlock.
4. While watching the appropriate gauge, rotate the adjustment knob:
! Clockwise (right) to increase pressure.
! Counterclockwise (left) to decrease pressure.
" NOTE When decreasing pressure, lower the pressure past the target level, then rotate the
adjustment knob clockwise (right) to raise pressure to the desired setting. This will
help prevent false readings.
5. Gently push the Regulator adjustment knob upward to lock.
Impingement Flowmeters
For dispensing systems equipped with Impingement Heaters, these flowmeters (Figure 4-7) control airflow
going to the heater modules. A manual shutoff valve controls the air supply to the flowmeters. Refer to Table
4-5 for the recommended flowrate.
To adjust Impingement Flowmeters:
1. Verify that the dispensing system is ON.
! The Light Beacon will display a green or solid yellow light.
2. Open the lower front cabinet door and find the Impingement Flowmeters.
See Figure 4-7.
3. While watching the gauge, rotate the adjustment knob:
! Counterclockwise to increase airflow.
! Clockwise to decrease airflow.
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