Symptom: The Compressor In The Outdoor Unit Does Not Stop After A Short Heating Operation; Symptom: The Inside Of An Outdoor Unit Is Warm Even When The Unit Has Stopped; Symptom: Hot Air Can Be Felt When The Indoor Unit Is Stopped - Daikin VRV IV+ Installer And User Reference Manual

19 | Troubleshooting
19.2.16 Symptom: The compressor in the outdoor unit does not stop after a short heating
operation

19.2.17 Symptom: The inside of an outdoor unit is warm even when the unit has stopped

19.2.18 Symptom: Hot air can be felt when the indoor unit is stopped

Installer and user reference guide
160
This is to prevent refrigerant from remaining in the compressor. The unit will stop
after 5 to 10 minutes.
This is because the crankcase heater is warming the compressor so that the
compressor can start smoothly.
Several different indoor units are being run on the same system. When another
unit is running, some refrigerant will still flow through the unit.
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10