Daikin VRV IV+ Installer And User Reference Manual page 107

RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10
Result of leak detection operation is informed in [1‑35] and [1‑29].
Steps during leak detection:
Display
(a) If the indoor temperature is too low, first the heating operation will start.
(b) If the indoor temperature is lower than 15°C due to leak detection operation and
the outdoor temperature is lower than 20°C, the heating operation will start to
maintain basic comfort heating level.
(a)
Preparation
Pressure equalisation
Start up
Leak detection operation
(b)
Standby
Leak detection operation is finished
7 Configuration
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Steps
Installer and user reference guide
107