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Original installa�on and opera�on manual
1.
The device is stopped.
2.
Inlet / outlet air valves are closed. Compressed air does not flow into the heat exchanger.
3.
Service panels are removed.
A low pressure gauge is connected to the Schrader service valve on the low pressure side of
4.
refrigerant circuit.
5.
A set of hex keys is available.
Illustration
1.
Disconnect the low pressure gauge from the refrigerant circuit.
2.
Reinstall the service panels.
3.
Slowly open the air inlet valve.
4.
Slowly open the air outlet valve.
92 | 120
Preparatory tasks
Adjustment work
Description / explanation
1. Start the device and wait few minutes.
2. Turn the adjustment screw clockwise to increase the
evaporation pressure or counterclockwise to reduce it.
3. Wait for the evaporation pressure to stabilize, until the set
point value 2,3 bar(g), +0,1/-0 bar (33.4 psi(g) +1.5/-0 psi) is
reached.
Final tasks
DRYPOINT
®
RA III
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