7
Troubleshooting
Potential Problems Usual Solution(s)
The chiller does not turn on.
Check your electrical connections, fuse box, and
circuit breaker.
Condensation forms on the chiller.
Increase chilling temperature or decrease the
ambient room temperature.
Water drainage is slow.
Open the water tank inlet to allow air to ow more
freely.
Scaling builds up in the water tank.
Clean with a mixture of water, mild detergent, and
bleach.
Error Messages
When alarms occur, an error code will be displayed as above. The alarm noise can be muted by
pressing any button on the control panel.
Error Message Meaning
E1 The ambient room temperature is too high. Reduce it or cease work.
E2
The water temperature is too high. Cease work and replace or cool it.
More refrigerant may be needed. Other problems which might exist include
obstructed air flow from a clogged filter or inadequate space around the
chiller's vents, an unstable power supply, an excessive heat load from the
machine being cooled, or a poor parameter conguration.
E3 The water temperature is too low. Cease work and replace or heat it.
E4
The room temperature sensor has malfunctioned. Cease work and repair
or replace it.
E5
The water temperature sensor has malfunctioned. Cease work and repair
or replace it.
E6
The water flow has a problem. Cease work and check for low water,
obstructions, or a pump malfunction.
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