MCAC-HTSM-201409 Midea R410A Domestic Pools & Spas HPWH 50Hz Technical Manual
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Power on and power off
Press ON/OFF button, and after all the above have finished, the system will run as the
setting. Just simply press the same button to stop it.
Operation status display
When there is any error, the ALARM icon will glitter in error.
5. Trial run
Trial run after being powered up for over 12 hours.
Check that all valves are opened before trial run.
Check the electric safety before trial run.
Do not perform compulsory operation. (It is very dangerous if the protection device is not active.)
Trial run is stop performed only after all installation is finished.
Confirm the following insure before operation:
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The water heating units is installed correctly;
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The piping and wiring are correct.
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The accessories are installed correctly.
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The heat insulation is perfect.
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The ground wire is connected correctly.
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The power supply voltage is consistent with the voltage of the unit.
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The air inlet and outlet of the unit is free from obstacles.
The unit has self-protecting function, when power is supplied. If the unit is started or restarted
instantly after it just has stopped, compressor will delay action until 3 minutes later.