P18 Bypass Valve Error ................................................................................................. IV-94
P31 Group Control Error (*) ..........................................................................................IV-105
5.
Reference Document ................................................................................................ V-1
(1)
Outdoor Main Board Replacement Sequence and
(2)
Switch and LED ................................................................................................ V-3
(3)
(4)
(5)
(6)
Menu Display .................................................................................................... V-9
(8)
(9)
6.
(1)
Outdoor main board ........................................................................................ VI-2
(2)
Outdoor power board ......................................................................................VI-3
(3)
Converter board ...............................................................................................VI-4
(4)
(5)
(for only water heat exchanger unit) .......................................................... IV-88
(*) Cannot be detected when the water heat exchanger unit is connected.