Troubleshooting by Indication on the Remote Controller
353
Note:
∗1. Refer to “Low pressure protection control” for hot gas
bypass control.
∗2. Refer to “Subcooling electronic expansion valve
control”.
∗3. “Superheating temperature control” in cooling is
conducted by indoor unit electronic expansion valve.
∗4. Superheating temperature control in heating is
conducted by outdoor unit electronic expansion valve
(EVM).
∗5. Judgement criteria of superheat operation:
1 Suction gas superheated degree: 10°C and over.
2 Discharge gas superheated degree: 45°C and
over, except immediately after compressor starts up
or is running under drooping control.
(Use the above values as a guide. Depending on the
other conditions, the unit may be normal despite the
values within the above range.)
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