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MAINTENANCE
Maintenance activities
In order to ensure an optimum operation of the unit, a number of checks and inspections on the unit
and the eld wiring have to be carried out at regular intervals, preferably yearly.
Check the water supply and air vent frequently, to avoid lack of water or air in the water loop.
Clean the water lter to keep a good water quality. Lack of water and dirty water can damage
the unit.
Keep the unit in a place where it is dry and clean, and which has good ventilation. Clean the
heat exchanger every one to two months.
Check each part of the unit and the pressure of the system. Replace the defect part if there is
any, and recharge the refrigerant if it is required.
Check the power supply and the electrical system, make sure the electrical components are
good, and the wiring is well. If there is a damaged part or a strange smell, please replace it in
time.
If the heat pump is not used for a long time, please drain out all the water from the unit and seal
the unit to keep it good. Please drain the water from the lowest point of the boiler to avoid
freezing in winter. Water recharge and full inspection on the heat pump is required before it is
restarted.
Do not turn the power ‘OFF’ when you use the unit continuously, or the water in the pipe will
freeze and split the pipe.
Keep the unit clean by means of soft damp cloth, no maintenance is required by the operator.
It is recommended to clean the tank and e-heater regularly to keep an e cient performance.
It is recommended to set a lower temperature to decrease the heat release, prevent scale and
save energy if the outlet water is su
ent.
Clean the air lter regularly to keep an e cient performance.
TROUBLESHOOTING
This section provides useful information for diagnosing and correcting certain troubles which may
occur. Before starting the troubleshooting procedure, carry out a thorough visual inspection of the
unit and look for obvious defects such as loose connections or defective wiring.
Before contacting your local dealer, read this chapter carefully, it will save you time and money.
WHEN CARRYING OUT AN INSPECTION ON THE SWITCH BOX OF THE UNIT, ALWAYS
MAKE SURE THAT THE MAIN SWITCH OF THE UNIT IS SWITCHED ‘OFF’.
The guidelines below might help to solve your problem. If you cannot solve the problem, consult
your installer/local dealer.
No image on the controller (blank display). Check if the main power is still connected.
One of the error codes appears, consult your local dealer.
The scheduled timer does work but the programmed actions are executed at the wrong time
Check the gas pressure before switching on the appliance and inspect during maintenance
that there is not a low pressure
Summary of Contents for BATHERM A Series
Page 30: ...29 www detandt com SCHEMA DE CABLAGE V rifier le sch ma de c blage sur la bo te lectrique...
Page 61: ...28 www detandt com BEDRADINGSSCHEMA Controleer de bedradingschema op het elektriciteitskast...
Page 71: ...7 www detandt com OVERVIEW OF THE UNIT Parts and descriptions...
Page 91: ...27 www detandt com WIRING DIAGRAM Please refer to the wiring diagram on the electric box...