Samsung Control Unit Manuale di Installazione Scaricare il pdf (Pagina 34)

Troubleshooting

The following table shows useful technical information for diagnosing and making error correction for various troubles which

may occur in the system. Before contacting your local installers, read this page carefully and implement visual inspections of

the whole system.

Possible causes Actions

Heating or cooling performance are not good

• Check the temperature adjustment in the controller

• Check if the water is ﬁlled in the system fully

• Check the water ﬂow rate

Loud noise from water pump

• Check air purge valve (Make it open and close)

• Check if the water is ﬁlled in the system fully

• Check if strainer is full of foreign materials

System does not work even power source does not

have problem

• Check if wiring connections are installed well

• Check if water ﬂow rate is low (system will not work in condition

of below 16 LPM)

Solar pump is not working

• Check TB-B and wire connections

Remote controller cannot be set

• Check if it has the mode of master or slave

• If there are 2 controllers, either one shall have slave mode.

• Always make sure to turn oﬀ the system before implementing the visual checking or disassemble for detail

checks.

CAUTION

• Incorrect handling of thermostat, safety valve or other valves may lead to tank rupture. When servicing the unit

follow instructions carefully:

- Always turn oﬀ main power supply when water supply is being shut oﬀ.

- Test the free operation of the safety valve regularly by opening the valve ensuring the water ﬂows freely.

- Electrical connection and all servicing of the electrical components should only be carried out by an

authorized electrician.

- Fitting and all servicing of plumbing ﬁxtures should only be carried out by an authorized installer.

- When replacing the thermostat, safety valve or any other valve or part supplied with this unit, use only

approved parts of the same speciﬁcation.

WARNING

Error codes

If the unit has some problems and does not work normally, error code is shown on the OUTDOOR UNIT main PBA or LCD of

the wired remote controller.

Display Explanation

101 CONTROL KIT / OUTDOOR UNIT wire connection error

102 CONTROL KIT / OUTDOOR UNIT communication time out error

162 EEPROM Error

201 CONTROL KIT/OUTDOOR UNIT communication error (Matching error)

202 CONTROL KIT/OUTDOOR UNIT communication error (3 min)

203 Communication error between INVERTER and MAIN MICOM (6 min)

221 OUTDOOR UNIT temperature sensor error

231 condenser temperature sensor error

251 Discharge temperature sensor error

320 OLP sensor error

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Samsung Control Unit Manuale di Installazione Pagina 34

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