HiDew DCS 040 - 5 After Sales; Failures

Installation, use and maintenance manual – rev00
DDS-DCS – Dehumidifiers for small swimming pools
27 - 48
5 AFTER SALES
5.1 FAILURES
In the following pages you find the more frequent possible causes of block or dysfunction of the unit. The classification is made on
easy-to-identify signs.
When executing the operations suggested to solve the problem, be careful: an excessive self-
confiance can be dangerous. It is recommended to contact the manufacturer or a qualified
technician, after having identified the failure.
NR
ANOMALY
POSSIBLE CAUSES
WHAT TO DO
1
The unit can not start
There is no power supply to the unit
See if there is power supply on the feeding clamps
There is no supply to the electrical card
See if there is power supply on the card clamps
There are some alarms on
See on the terminal the presence of alarms, remove
the cause and make it start again
2
The compressor can not
start
Intervention on the internal thermal
protector
Turn the unit supplying off, wait for the compressor to
be cooled, turn the supplying on again and see if the
unit starts. Identify the cause of the intervention and
remove it
High pressure protection intervention on
the refrigerant circuit
Make reference to the failure 3
The humidity set values do not permit
the turning on
Set different values
3
High pressure faults
The air flow is not sufficient
See if all the fans are working correctly
See if batteries and filters are clean
See if the length and the curves of the channels are
correct and, eventually, reduce them (only for DCS
units)