CD 30 ÷ 520
35
“00” presents to select
digital compressor (as the
main unit.)
“11” presents to select
constant compressor (as
the auxiliary unit.)
Please turn on the main power 12 hours before staring to preheat the compressor. If the
compressor is not preheated enough, it maybe damaged.
Adjust carefully the water flow switch on water system or close valve at inlet to ensure the
water flow volume is 90% of the rating.
Query if any component of the unit is loose and the unit has no distortion and rupture.
Before starting, please Query carefully if the power voltage and wiring are right. Query if
the power sequence is correct. If not, it needs to exchange. Query if the connecting part is
tight and fasten once again.
Connect the water flow switch correctly to the control cycle.
Put the Temp. sensor to the right position, and then fasten it well to prevent from falling off.
Testing
Turn on the unit by wire controller. If there is ERROR Code displayed, please first
eliminate the malfunction; confirm there is no malfunction before restarting.
After 30 minutes, when the temp of water is stable, adjust the water flow volume to
nominal value to ensure the unit running normally.
When the unit is working, Query the Running Current, Running Pressure, Water Pressure,
Water flow Volume, Water Temp. Difference between inlet and outlet water, What’s more,
adjust the water flow volume according to the actual conditions to ensure the unit running
normally.
Optimizing the setting parameters according to the local weather and concerning
operation references.
After the unit stops, start the unit 10 minutes later to prevent the unit from starting
frequently. Query if the control and protection devices are normal according to the
following table:
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