Haier HBU-18HF03 Manual page 216

HPU-42CV03, HPU-42/48HV03
HEATER
B:BLACK R:RED
W:WHITE BL:BLUE
Y/G:YELLOW/GREEN
0010452322 for HPU-42CV03 and HPU-42/48HV03 indoor unit
CN22
CN4
CN3
CN5
CN25
LED
BM1
CN2
CIRCUIT DIAGRAM OF INDOOR UNIT
B
Y/G
CN24 CN4
R
CN25
W
CN3
BM1
CN23
CN22 CN11
ONE-OFF FUSE
R
RESUMABLE PROTECTOR
CAPACITOR
FAN MOTOR
NOTE 1 REMOTE CONTROLLER IS OPTIONAL .
2 REFER TO OPERATION INDOOR MANUL TO SET DIP BM1-BM4 .
PLEASE DO NOT CHANGE THE DIP SWITCH RANDOM.
3 NO ELECTRIC HEATING TYPE WITHOUT ELECTRIC HEATER.
CN13
CN12 CN20
BM4
Wiring diagram and PCB photo
TRANSFORMER
CN5
CN6
T3.15A/250VAC
ROOM TEMP. SENSOR
FUSE CN7
PIPING TEMP. SENSOR
CONTROL PANEL
BM2 BM3 BM4
CN12 CN13
CN2
CN10
BL Y B
SWING MOTOR
M
CENTRAL
CONTROLLER
Y/G
CN11
CN19
BM1 Funcion selection
BM1-1
BM1-2
BM2 and BM3
used for indoor unit to set unit address from 1 to 128'
BM4 Panel selection
Select the panel according to the 2 dip switch
Style of panel
Cabinet V panel
Cabinet Z panel
Wired controller
CN6
CN7
BM2
BM3
CN10
-216-
0010578100
M
M
SWING MOTOR
ON/OFF cooling only / heat pump
ON/OFF Automatic run B / A mode
1
OFF
ON
ON
2
ON
OFF
ON