Haier HBU-28CH03 User Manual

HDU-42HF03/H
Note: For the above models, there are no outdoor PCB
CIRCUIT DIAGRAM OF OUTDOOR UNIT
0150500676
TO INDOOR UNIT
HIGH PRESSURE SWITCH
LOW PRESSURE SWITCH
OUTDOOR PIPING SENSOR
COMPRESSOR VENT SENSOR
OUTDOOR AMBIENT SENSOR
CN2
CN10
CN1
CN3
CN12
CN11
POWER SUPPLY
W
R
BL
B
B
R
S
T
R
N
S
L2
L1
L3
N
1
2
Y/G
Y/G
3
T3.15A/250VAC
FUSE
TRANSFORMER
FAN
MOTOR
FAN MOTOR
COMPRESSOR
MAGNETIC CONTACTOR
CAP.
CAP.
CRANKCASE
HEATER
NOTES:
1• •DASHED PARTS ARE NOT AVAILABLE IN SOME TYPES.
2• •DASHED PART IS COMPRESSOR VENT PROTECTOR IN SOME TYPES.
3• •THE MARK R-S-T IS EQUAL TO U-V-W,T1-T2-T3• •
CN4
CN9
CN7
CN5
BLBL
B
Y/G
RR
R
S
T
WW
M
CT
Y/G
Y/G
4-WAY VALVE
SOLENOID
B:BLACKBL:BLUE
Y/G:YELLOW/GREEN
R:RED W:WHITE
1
1
HBU-42CH03, HBU-42CI03, HBU-42HI03, HCFU-42CH03, HBU-42HK03, HDU-42CH03/H, HDU-42CI03/H
HDU-42HK03/H, HDU-50HT03/H, HPU-42CV03, HPU-42/48HV03, HPU-42CH03, HPU-42HI03
4-WAY VALVE
RELAY
13
7
8
5
24 6
CONEECT TO INDOOR UNIT
CONEECT TO INDOOR UNIT
POWER SUPPLY
TERMINAL
BLOCK
TERMINAL
BLOCK
TERMINAL
BLOCK
3-PHASE DETECTOR
COMP.
U(R)
V(S)
W(T)
Y/G
MAGNETIC
CONTACTOR
OUTDOOR CIRCUIT DIAGRAM
0010577900
CRANKCASE
HEATER
CAPACITOR
CAPACITOR
LOW
PRESSURE
SWITCH
DEFROST
TEMP.
SENSOR
COMP.
VENT
SENSOR
PRESSURE SWITCH
FAN MOTOR
FAN MOTOR
GRGR
GR
BR
BL
B
B
B
R
Y/G
Y/G
SR
B:BLACK BL:BLUE BR:BROWN GR:GRAY
W:WHITEY/G:YELLOW/GREENR:RED
TN
GR
B
W
NL
W
W
34
B
B
B
B
COM NO NC
R
R
ST
B
RBR
5
Y/G
Y/G
Y/G
M
M
Ｍ
NOTE:THE L N ON TERMINAL BLOCK IS EQUAL TO 1 2.
PARTS IN DASHED FRAMES ARE NOT AVAILABLE FOR SOME TYPES.
-222-
Wiring diagram and PCB photo

Haier HBU-28CH03 Specifications

General

Brand	Haier
Model	HBU-28CH03
Category	Air Conditioner
Language	English