Daikin VRV IV+ Installer And User Reference Manual page 106

7 | Configuration
Installer and user reference guide
106
4 Leak detection function will start. To abort leak detection operation, push BS1.
Result: If manual leak detection was executed, the result of leak detection is
shown on the outdoor unit 7‑segment display. Indoor units are in locked state
(centralised control symbol). The result corresponds with the list below. To get
more detailed information: check through mode 1 to know the exact amount. To
return to normal state, push BS1.
Display
Information codes:
Code
Leaked amount (kg)
Description
Unit is not prepared to execute leak detection operation
(refer to requirements to be able to execute leak
detection operation).
Indoor unit is out of temperature range for leak
detection operation.
Outdoor unit is out of temperature range for leak
detection operation.
Too low pressure was noticed during leak detection
operation. Restart leak detection operation.
Indicates an indoor unit which is not compatible with
leak detection functionality is installed (e.g., RA DX
indoor unit, Hydrobox, ...).
0≤x<0.5
0.5≤x<1
1≤x<1.5
1.5≤x<2
2≤x<2.5
2.5≤x<3
3≤x<3.5
3.5≤x<4
4≤x<4.5
4.5≤x<5
5≤x<5.5
5.5≤x<6
6≤x<6.5
6.5≤x<7
7≤x<7.5
7.5≤x<8
8≤x<8.5
8.5≤x<9
9≤x<9.5
9.5≤x<10
10≤x
RYYQ+RYMQ+RXYQ8~20U7Y1B
VRV IV+ heat pump
4P546228-1A – 2019.10