Specifications

Installation and operation manual
60
RXYQQ8~20T7Y1B
VRV IV System Air Conditioner
4P345099-1 – 2013.04
12. Important information regarding the
refrigerant used
This product contains fluorinated greenhouse gases covered by the
Kyoto Protocol. Do not vent gases into the atmosphere.
Refrigerant type: R410A
GWP
(1)
value: 1975
(1)
GWP=global warming potential
Periodical inspections for refrigerant leaks may be required
depending on European or local legislation. Please contact your local
dealer for more information.
LC Transmission outdoor unit - inverter: INV transmission
trouble
P1 INV unbalanced power supply voltage
P2 Autocharge operation related
P4 Fin thermistor malfunction
P8 Autocharge operation related
P9 Autocharge operation related
PE Autocharge operation related
PJ Capacity setting malfunction (outdoor)
U0 Abnormal low pressure drop, faulty expansion valve
U1 Reversed power supply phase malfunction
U2 INV voltage power shortage
U3 System test run not yet executed
U4 Faulty wiring indoor/outdoor
U5 Abnormal user interface - indoor communication
U7 Faulty wiring to outdoor/outdoor
U8 Abnormal main-sub user interface communication
U9 System mismatch. Wrong type of indoor units combined.
Indoor unit malfunction.
UA Connection malfunction over indoor units or type mismatch
UC Centralized address duplication
UE Malfunction in communication centralized control device -
indoor unit
UF Auto address malfunction (inconsistency)
UH Auto address malfunction (inconsistency)
Malfunction
code
ContentsMain code