Cassette Unit Ab09-16 - Haier MRV II Instruction Manual

2.4 Cassette unit AB09-16

Description
Sym bol
Fan Motor
FM
RC Running Capacitor
Transformer
TR
TA Ambient Temperature Sensor
TC 1
Gas Pipe Temperature Sensor
CN16
Liquid Pipe Temperature Sensor
TC 2
CN17 Y
TW1 Terminal block (Power)
Terminal block (Control)
TW2
Electronic Expansion Valve
EEV
Float Switch
FS TC1
Pump Motor
PM
Swing Motor
SM
CIRCUIT DIAGRAM OF INDOOR UNIT(AB09-16)
CN14 CN13 CN12 CN11
1 2 3 1 2 3 1 2 3 4
BL 2 3 W 2 BL 1 2 R
1 1 3 3 4
1
R
2
1
LED3 LED4
2
1 1
2 2
10 CN30
1 2
3 3
9
8 W
1 2
CN18 G
7
6
5
1 1
4
LED5
3
2 2
2
1
SM
CN10 CN9
1 2 3 4
3
R 1 2 4 5 6 1 2 3 4 5
W
2
1 3 4
1 2 3 4 5 6 1 2 3 4 5
SW08
- 143 -
SW07
SW03
PCB
SW02
SW01
0010578434
P/G
Malfunction Code indication by Wired Remote Controller
Y/G
RC
The Flash Times
~
Malfunction
of LED5 on the
Code
H M L the PCB/Timing
H M L
CN8 W LED on the
W
FAN-01
1
CN35 Wireless Receiver
CN36
2 1
W
W
3
3
Indoor ambient temp.
4
B
01 1
sensor TA failure
Indoor gas pipe temp.
02
2
sensor TC1 failure
Indoor liquid pipe temp.
03 3
sensor TC2 failure
Indoor twin energy
04
4
1 1 source sensor failure
CN7
2 2 R
05 5
1 1 CN6 Malfunction of transmission
06 6
2
2 G between I.D and O.D unit
Malfunction of transmission
Part 4
Malfunction Contents
EEPROM failure