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Daikin VRV III-S RXYMQ36 48PVJU Service Manual: Freeze Prevention

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Outline of Control (Indoor Unit)
6.4

Freeze Prevention

Freeze Prevention by Off Cycle (Indoor Unit)
When the temperature detected by liquid pipe temperature thermistor (R2T) of the indoor unit heat exchanger
drops too low, the unit enters freeze prevention operation in accordance with the following conditions, and is also
set in accordance with the conditions given below.
Conditions for starting freeze prevention: Temperature is 30°F or less for total of 40 min., or temperature is 23°F
or less for total of 10 min.
Conditions for stopping freeze prevention: Temperature is 45°F or more for 10 min. continuously.
Ex: Case where temperature is 23°F or less for total of 10 min.
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Function

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  • cp shukla Feb 16, 2016 06:50:
    RXYQ18PAY6 service manual & vrv Fulform