0010452475 for HBU-18CF03, HBU-18HF03 and HBU-28CF03 indoor unit
CN19
CN16
CN13
CN17
CN11
CN15
CN14
CN12
CN10
BM4
BM3
BM1
BM2
CN6
CN20
CN9
CN22
CN4
CN3
CN2
CN1
CN5
CN24
CN18
CN21
CN23
CN8
BM1(1)
BM1(2)
Without outdoor PCB
*
*
×
×
Fixed frequency single split with outdoor PCB
*
*
√
×
Fixed frequency multi split with outdoor PCB
*
*
×
√
Inverter single split with outdoor PCB
*
*
√
√
BM2(1)
BM2(2)
BM2(3)
BM2(4)
Without temp. compensation
×
×
*
*
With/without 2 temp. compensation
℃
√
× * *
With/without 4 temp. compensation
℃
×
√
* *
With/without 6 temp. compensation
℃
√
√
* *
Cooling only/heat pump
*
*
√
/× *
With/without defrost sensor
*
*
*
√
/×
Network address selection
(
√
shows jumper connected, ON; ×shows jumper disconnected, OFF)
BM4
BM3
address
1
2
3
4
1
2
3
4
1
×
×
×
×
×
×
×
2
√
×
×
×
×
×
×
3
×
√
×
×
×
×
×
4
√
√
×
×
×
×
×
×shows
no
network
home
appliance
5
×
×
√
×
×
×
×
6
√
×
√
×
×
×
×
……
……
……
……
……
……
……
126
√
×
√
√
√
√
√
127
×
√
√
√
√
√
√
128
√
√
√
√
√
√
√
√
with
network
home
appliance
-192-
PCB photo