Airwell ZDAA-2040-09M25 User manual

IMPORTANT NOTE:
Read this manual carefully before installing or operating your new air conditioning unit. Make sure to
SERVICE manual
save this manual for future reference.
22.AW.ZDAA.2040-5130.R32.SM.EN.09.14
INVERTER ONE-TWO/ONE-THREE/ONE-FOUR/ONE-
FIVE SPLIT-TYPE AIR CONDITIONER
ZDAAR32
English Manual
ZDAA-2040-09M25
ZDAA-2050-09M25
ZDAA-3080-09M25
ZDAA-4090-09M25
ZDAA-5130-09M25

1
CONTENTS
1. General information of Outdoor Units..................................2
2. Features ..................................................................................3
3. Dimensions.............................................................................4
4. Refrigeration Cycle Diagram.................................................5
5. Wiring diagram .......................................................................8
6. Indoor units combination ....................................................13
7. Sound Levels........................................................................16
8. Installation Details ...............................................................17
Caution:
8.1 Wrench torque sheet for installation........................................................................... 17
8.2 Connecting the cables ................................................................................................ 17
8.3 Pipe length and the elevation ..................................................................................... 17
8.4 Installation for the first time......................................................................................... 18
8.5 Adding the refrigerant after running the system for many years ................................ 21
8.6 Re-installation while the indoor unit need to be repaired ........................................... 22
8.7 Re-installation while the outdoor unit need to be repaired......................................... 24
9. Electronic control function..................................................26
10. Troubleshooting .................................................................35
Risk of fire/flammable materials

2
1. General information of Outdoor Units
Model name Dimension (mm)
ZDAA-2050-09M25 805x333x554
ZDAA-4090-09M25 946x410x810
ZDAA-5130-09M25 946x410x810
ZDAA-2040-09M25 805x330x554
ZDAA-3080-09M25 890x342x673

3
2. Features
The hydrophilic fin can improve the heating efficiency at operation mode.
It protects the valves and prevents water from dripping.
4 way valve control
It is only operated in the heating operation mode except defrosting operation.
Outdoor unit
Power relay control
Hydrophilic aluminum fin
Anti-rust cabinet
Valve protection cover
Low noise air flow system
Discharge pipe temperature protection

4
3. Dimensions
Model Unit：mm
W D H W1 A B
A
B
D
ZDAA-2040-09M25 805 330 554 877 511 317
ZDAA-2050-09M25 805 330 554 877 511 317
ZDAA-3080-09M25 890 342 673
ZDAA-4090-09M25 946 410 810 1034 673 403
ZDAA-5130-09M25 946 410 810 1034 673 403
990 663 354

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4. Refrigeration Cycle Diagram
4.1 Refrigeration circuit drawing of inverter 1 drive 2 type
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
Compressor
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
TP Discharge
temp. sensor
T4 Ambient
temp. sensor
INDOOR OUTDOOR
EXV A
CAPILLARY
EXV B
LIQUID VALVE B
GAS VALVE B
Accumulator
T2B-A Evaporator
temp. sensor outlet
T2B-B

6
4.2 Refrigeration circuit drawing of inverter 1 drive 3 type
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
Compressor
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
TP Discharge
temp. sensor
T4 Ambient
temp. sensor
INDOOR OUTDOOR
EXV A
CAPILLARY TUBE
EXV B
LIQUID VALVE B
GAS VALVE B
EXV C
LIQUID VALVE C
GAS VALVE C
Accumulator
T2B-A Evaporator
temp. sensor outlet
T2B-B
T2B-C
4.3 Refrigeration circuit drawing of inverter 1 drive 4 type
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
Compressor
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
TP Discharge
temp. sensor
T4 Ambient
temp. sensor
INDOOR OUTDOOR
EXV A
CAPILLARY TUBE
EXV B
LIQUID VALVE B
GAS VALVE B
EXV C
LIQUID VALVE C
GAS VALVE C
EXV D
LIQUID VALVE D
GAS VALVE D
Accumulator
High pressure
switch
Low pressure
switch
T2B-A Evaporator
temp. sensor outlet
T2B-B
T2B-C
T2B-D

7
4.4 Refrigeration circuit drawing of inverter 1 drive 5 type
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR) HEAT
EXCHANGE
(CONDENSER)
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
T4 Ambient
temp. sensor
INDOOR OUTDOOR
EXV A
CAPILLARY TUBE
EXV B
LIQUID VALVE B
GAS VALVE B
EXV C
LIQUID VALVE C
GAS VALVE C
EXV D
LIQUID VALVE D
GAS VALVE D
EXV E
LIQUID VALVE E
GAS VALVE E
Compressor
4-WAY VALVE
TP Discharge
temp. sensor
Accumulator
High pressure
switch
Low pressure
switch
T2B-A Evaporator
temp. sensor outlet
T2B-B
T2B-C
T2B-D
T2B-E

8
ZDAA-2040-09M25 ZDAA-2050-09M25
4-WAY
OPTIONAL:DC -FAN
PANHE ATER
CRANKCASEHEATER
BROWN L
SN
A MBIENT TEM P. SENSOR
CONDENSER TEMP.SENSOR
UV
BLUE
RED
BLACK W
AC- FAN
CA PACI T OR
Y/G
Y/G Y/G Y/G
Y/G
5.
16022300002793
Wiring diagram

9
Note: S(1)&S(2) are used in other type of models. They don't need to be connected in multi
models.