Trial Operation - Samsung AM TXMDEH Series Installation Manual

Trial operation

Check the power supply between the outdoor unit and the cabinet panel.
- 1 phase power supply : L, N
- 3 phase power supply : R,S,T,N
Check the indoor unit.
- Check whether you have connected the power and communication cables correctly. (The communication cables
between an indoor unit and outdoor unit are F1, F2.)
- Check the thermistor sensor, drain pump/hose, and display are connected correctly.
Check with Key mode or S-Net Pro.
- At first, operate all the indoor units with Key mode and operate the indoor units individually with S-Net Pro.
- In the beginning of operation, check the compressor operation sound. If there is a boom sound, stop the trial operation.
Check the operation status of indoor and outdoor unit.
- Check whether the cooling operation is done correctly.
- Check the individual indoor unit control, wind velocity, and wind flow direction.
- Check whether you can hear abnormal sound from indoor unit and outdoor unit.
- Check whether the drainage is done correctly in cooling.
- Check S-net Pro for detailed operation.
Explain to the user the usage of the air conditioner by referring to the users manual.
Turn on the outdoor unit 3 hours before the test operation to preheat the compressor.
If the compressor is not preheated, 'CH' may appear on the outdoor unit PCB depending on the outdoor temperature.
CAUTION
Writing and keeping installation checking card
Installation checking card is enclosed with the installation manual.
- Installer should fill out the front side of the card meticulously.
- Write basic information such as date of installation, name of an installer, contact information, supervision company etc.
- Write additional information such as the name of outdoor unit models, unusual, calculation of the additional amount of
refrigerant etc.
- Write indoor unit related information such as indoor unit installation location, indoor unit model name etc.
Keep the installation checking card in a designated place and do not lose it.
Installation checking card
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