Gree MULTI18HP230V1EO User manual
Service Manual
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
Service Manual
Table of Contents
Table of Contents
Part I : Technical Information..........................................................1
1. Summary...............................................................................................................1
2. Specications ................................................................................................2
3. Outline Dimension Diagram.....................................................12
4. Refrigerant System Diagram ..................................................14
5. Electrical Part...............................................................................................18
5.1 Wiring Diagram .......................................................................................................18
5.2 PCB Printed Diagram............................................................................................22
6. Function and Control ........................................................................25
Part II : Installation and Maintenance................................27
7. Notes for Installation and Maintenance..................27
8. Installation ........................................................................................................30
8.1 Electrical Connections .........................................................................................31
8.2 Installing the Outdoor Unit .................................................................................33
8.3 Bleeding.....................................................................................................................33
8.4 Maintenance.............................................................................................................34
8.5 Installation Dimension Diagram........................................................................34
8.6 Check after Installation ........................................................................................35
9. Maintenance...................................................................................................36
9.1 Precautions before Performing Inspection or Repair ...............................36
9.2 Flashing LED of Indoor/Outdoor Unit and Primary Judgement...........37
9.3 Malfunction Checking and Elimination ..........................................................38
9.4 Troubleshooting for Normal Malfunction ......................................................50
10. Exploded View and Parts List............................................52
11. Removal Procedure..........................................................................56
Service Manual
Table of Contents
Appendix ....................................................................................................................81
Appendix 1: Reference Sheet of Celsius and Fahrenheit...............................81
Appendix 2: Pipe Expanding Method.....................................................................82
Appendix 3: List of Resistance for Temperature Sensor................................83
1
Technical Information
Service Manual
Outdoor Unit:
1. Summary
MULTI18HP230V1EO
MULTI30HP230V1EO
MULTI36HP230V1EO
MULTI42HP230V1EO
MULTI24HP230V1EO
Model list:
No. Model Product code
1MULTI18HP230V1EO CB228W16800
2MULTI24HP230V1EO CB228W16900
3MULTI30HP230V1EO CB228W16700
4MULTI36HP230V1EO CB228W17900
5MULTI42HP230V1EO CB228W17800
2Technical Information
Service Manual
2. Specications
Model MULTI18HP230V1EO
Product Code CB228W16800
Power
supply
Rated Voltage V~ 208/230
Rated Frequency Hz 60
Phases 1
Cooling capacity Btu/h 17000
Heating capacity Btu/h 18000
Cooling Power Input W 1420
Heating Power Input W 1380
Cooling Current Input A 6.28
Heating Current Input A 6.12
Rated Power Input W 2300/2100
Rated Current A 10.0/9.0
EER (Btu/h)/W 12.00
COP (Btu/h)/W 13.03
SEER 21.00(SEER)
21.00(SEER2)
HSPF 10.00(HSPF)
10.00(HSPF2)
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR CO., LTD.
Compressor Model QXF-A139zH170A
Compressor Refrigerant Oil Type FW68DA or equivalent
Compressor Type Inverter Rotary
L.R.A A 25
Compressor Rated Load Amp (RLA) A 9.95
Compressor Power Input W 1295
Compressor Thermal Protector KSD115OC HPC115/95U1
Throttling Method Electron expansion valve
Cooling Operation Ambient Temperature Range OF -22~118
Heating Operation Ambient Temperature Range OF -22~75.2
Condenser Material Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94
Rows-Fin Gap(mm) mm 2-1.4
Coil length (l) X height (H) X coil width (L) mm 834×528×38.1
Fan Motor Speed (rpm) rpm cooling:900 heating:900
Output of Fan Motor W 30
Fan Motor RLA A /
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit CFM 1354
Fan Type-Piece Axial-ow
Fan Diameter mm Φ420-131.1
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IPX4
Permissible Excessive Operating Pressure for the Discharge Side PSIG 550
Permissible Excessive Operating Pressure for the Suction Side PSIG 240
Dimension (WXDXH) inch 32 23/64X13 55/64X21 21/32
Dimension of Package (LXWXH) inch 34 7/32X15 35/64X23 25/64
Dimension of Package(LXWXH) inch 34 21/64X15 43/64X24 13/32
Net Weight lb 77.2
Gross Weight lb 82.7
efrigerant Charge R410A
Refrigerant Charge oz 45.9
3
Technical Information
Service Manual
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor sq in 0.0032（AWG14）
Recommended Power Cable(Core) N 3
Connection Pipe Connection Method - Flare Connection
Not Additional Gas Connection Pipe Length ft 32.8
Connection Pipe Gas Additional Charge oz/ft. 0.2
Outer Diameter of Liquid Pipe1(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe2(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Gas Pipe1(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe2(GREE Allocation)
(Metric) inch 3/8"
Connection Pipe Max. Height Distance(indoor and
indoor) ft 49.2
Connection Pipe Max. Height Distance(indoor and
outdoor and indoor up) ft 49.2
Connection Pipe Max. Height Distance(indoor and
outdoor and outdoor up) ft 49.2
Max. equivalent connection pipe length(outdoor to
last indoor) ft 65.6
Connection Pipe Max. Length Distance(total lenght) ft 131.2
The above data is subject to change without notice; please refer to the nameplate of the unit.
4Technical Information
Service Manual
Model MULTI24HP230V1EO
Product Code CB228W16900
Power
supply
Rated Voltage V~ 208/230
Rated Frequency Hz 60
Phases 1
Cooling capacity Btu/h 23200
Heating capacity Btu/h 24000
Cooling Power Input W 1860
Heating Power Input W 1800
Cooling Current Input A 8.00
Heating Current Input A 7.83
Rated Power Input W 3200/3400
Rated Current A 14.2/15
EER (Btu/h)/W 12.49
COP (Btu/h)/W 13.34
SEER 21.00(SEER)
21.00(SEER2)
HSPF 10.00(HSPF)
10.00(HSPF2)
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR CO., LTD.
Compressor Model QXFS-B212zX070
Compressor Refrigerant Oil Type FW68DA or equivalent
Compressor Type Twin Rotary
L.R.A A /
Compressor Rated Load Amp (RLA) A 12.1
Compressor Power Input W 1887
Compressor Thermal Protector KSD115OC HPC115/95U1
Throttling Method Electron expansion valve
Cooling Operation Ambient Temperature Range OF -22~118
Heating Operation Ambient Temperature Range OF -22~75.2
Condenser Material Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94
Rows-Fin Gap(mm) mm 2-1.4
Coil length (l) X height (H) X coil width (L) mm 851×616×38.1
Fan Motor Speed (rpm) rpm cooling:850 heating:850
Output of Fan Motor W 60
Fan Motor RLA A /
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit CFM 2236
Fan Type-Piece Axial-ow
Fan Diameter mm Φ520-154
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IPX4
Permissible Excessive Operating Pressure for the Discharge Side PSIG 550
Permissible Excessive Operating Pressure for the Suction Side PSIG 240
Dimension (WXDXH) inch 37 61/64X15 53/64X25 63/64
Dimension of Package (LXWXH) inch 40 33/64X17 53/64X28 5/32
Dimension of Package(LXWXH) inch 40 5/8X17 61/64X29 1/64
Net Weight lb 114.7
Gross Weight lb 124.6
efrigerant Charge R410A
Refrigerant Charge oz 84.7
5
Technical Information
Service Manual
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor sq in 0.0051(AWG12)
Recommended Power Cable(Core) N 3
Connection Pipe Connection Method - Flare Connection
Not Additional Gas Connection Pipe Length ft 131.2
Connection Pipe Gas Additional Charge oz/ft. 0.2
Outer Diameter of Liquid Pipe1(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe2(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe3(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Gas Pipe1(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe2(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe3(GREE Allocation)
(Metric) inch 3/8"
Connection Pipe Max. Height Distance(indoor and
indoor) ft 49.212
Connection Pipe Max. Height Distance(indoor and
outdoor and indoor up) ft 49.212
Connection Pipe Max. Height Distance(indoor and
outdoor and outdoor up) ft 49.212
Max. equivalent connection pipe length(outdoor to
last indoor) ft 65.6
Connection Pipe Max. Length Distance(total lenght) ft 196.8
The above data is subject to change without notice; please refer to the nameplate of the unit.
6Technical Information
Service Manual
Model MULTI30HP230V1EO
Product Code CB228W16700
Power
supply
Rated Voltage V~ 208/230
Rated Frequency Hz 60
Phases 1
Cooling capacity Btu/h 28400
Heating capacity Btu/h 30000
Cooling Power Input W 2270
Heating Power Input W 2250
Cooling Current Input A 10.07
Heating Current Input A 9.98
Rated Power Input W 4600/5000
Rated Current A 20.41/21.74
EER (Btu/h)/W 12.49
COP (Btu/h)/W 13.34
SEER 21.00(SEER)
21.00(SEER2)
HSPF 10.00(HSPF)
10.00(HSPF2)
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR CO., LTD.
Compressor Model QXFS-B238zX070
Compressor Refrigerant Oil Type FW68DA or equivalent
Compressor Type Inverter Rotary
L.R.A A /
Compressor Rated Load Amp (RLA) A 14.25
Compressor Power Input W 2047
Compressor Thermal Protector KSD115OC HPC115/95U1
Throttling Method Electron expansion valve
Cooling Operation Ambient Temperature Range OF -22~118
Heating Operation Ambient Temperature Range OF -22~75.2
Condenser Material Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94
Rows-Fin Gap(mm) mm 2-1.4
Condenser Length × Height × Width mm 1066×792×38.1
Fan Motor Speed (rpm) rpm cooling:860 heating:860
Output of Fan Motor W 130
Fan Motor RLA A /
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit CFM 3413
Fan Type-Piece Axial-ow
Fan Diameter mm Φ550-205
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IPX4
Permissible Excessive Operating Pressure for the Discharge Side PSIG 550
Permissible Excessive Operating Pressure for the Suction Side PSIG 240
Dimension (WXDXH) inch 40 5/32X16 13/16X32 33/64
Dimension of Package (LXWXH) inch 42 29/32X19 29/64X34 1/4
Dimension of Package(LXWXH) inch 43 1/32X19 9/16X34 27/32
Net Weight lb 152.1
Gross Weight lb 167.6
efrigerant Charge R410A
Refrigerant Charge oz 105.8
7
Technical Information
Service Manual
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor sq in 0.008215(AWG10)
Recommended Power Cable(Core) N 3
Connection Pipe Connection Method - Flare Connection
Not Additional Gas Connection Pipe Length ft 131.2
Connection Pipe Gas Additional Charge oz/ft. 0.2
Outer Diameter of Liquid Pipe1(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe2(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe3(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe4(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Gas Pipe1(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe2(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe3(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe4(GREE Allocation)
(Metric) inch 3/8"
Connection Pipe Max. Height Distance(indoor and
indoor) ft 82.0
Connection Pipe Max. Height Distance(indoor and
outdoor and indoor up) ft 82.0
Connection Pipe Max. Height Distance(indoor and
outdoor and outdoor up) ft 82.0
Max. equivalent connection pipe length(outdoor to
last indoor) ft 82.0
Connection Pipe Max. Length Distance(total lenght) ft 262.5
The above data is subject to change without notice; please refer to the nameplate of the unit.
8Technical Information
Service Manual
Model MULTI36HP230V1EO
Product Code CB228W17900
Power
supply
Rated Voltage V~ 208/230
Rated Frequency Hz 60
Phases 1
Cooling capacity Btu/h 34000
Heating capacity Btu/h 36000
Cooling Power Input W 2830
Heating Power Input W 2960
Cooling Current Input A 12.56
Heating Current Input A 13.13
Rated Power Input W 4600/5200
Rated Current A 20.41/22.61
EER (Btu/h)/W 12.00
COP (Btu/h)/W 12.16
SEER 21.00(SEER)
21.00(SEER2)
HSPF 10.00(HSPF)
10.00(HSPF2)
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR CO., LTD.
Compressor Model QXFS-D280zX070C
Compressor Refrigerant Oil Type FW68DA or equivalent
Compressor Type Twin Rotary
L.R.A A /
Compressor Rated Load Amp (RLA) A 18.2
Compressor Power Input W 2294
Compressor Thermal Protector KSD115OC HPC115/95U1
Throttling Method Electron expansion valve
Cooling Operation Ambient Temperature Range OF -22~118
Heating Operation Ambient Temperature Range OF -22~75.2
Condenser Material Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94
Rows-Fin Gap(mm) mm 3-1.6
Condenser Length × Height × Width mm 1066×792×57.1
Fan Motor Speed (rpm) rpm cooling:860 heating:860
Output of Fan Motor W 130
Fan Motor RLA A /
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit CFM 3413
Fan Type-Piece Axial-ow
Fan Diameter mm Φ550-205
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IPX4
Permissible Excessive Operating Pressure for the Discharge Side PSIG 550
Permissible Excessive Operating Pressure for the Suction Side PSIG 240
Dimension (WXDXH) inch 40 5/32X16 13/16X32 33/64
Dimension of Package (LXWXH) inch 42 29/32X19 29/64X34 1/4
Dimension of Package(LXWXH) inch 43 1/32X19 9/16X34 27/32
Net Weight lb 172.0
Gross Weight lb 187.4
efrigerant Charge R410A
Refrigerant Charge oz 130.5
9
Technical Information
Service Manual
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor sq in 0.008215(AWG10)
Recommended Power Cable(Core) N 3
Connection Pipe Connection Method - Flare Connection
Not Additional Gas Connection Pipe Length ft 131.2
Connection Pipe Gas Additional Charge oz/ft. 0.2
Outer Diameter of Liquid Pipe1(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe2(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe3(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe4(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Gas Pipe1(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe2(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe3(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe4(GREE Allocation)
(Metric) inch 3/8"
Connection Pipe Max. Height Distance(indoor and
indoor) ft 82.0
Connection Pipe Max. Height Distance(indoor and
outdoor and indoor up) ft 82.0
Connection Pipe Max. Height Distance(indoor and
outdoor and outdoor up) ft 82.0
Max. equivalent connection pipe length(outdoor to
last indoor) ft 82.0
Connection Pipe Max. Length Distance(total lenght) ft 262.5
The above data is subject to change without notice; please refer to the nameplate of the unit.
10 Technical Information
Service Manual
Model MULTI42HP230V1EO
Product Code CB228W17800
Power
supply
Rated Voltage V~ 208/230
Rated Frequency Hz 60
Phases 1
Cooling capacity Btu/h 36000
Heating capacity Btu/h 40000
Cooling Power Input W 3000
Heating Power Input W 3020
Cooling Current Input A 13.31
Heating Current Input A 13.40
Rated Power Input W 4600/5200
Rated Current A 20.41/22.61
EER (Btu/h)/W 12.00
COP (Btu/h)/W 13.25
SEER 21.00(SEER)
21.00(SEER2)
HSPF 10.00(HSPF)
10.00(HSPF2)
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR CO., LTD.
Compressor Model QXFS-D280zX070C
Compressor Refrigerant Oil Type FW68DA or equivalent
Compressor Type Twin Rotary
L.R.A A /
Compressor Rated Load Amp (RLA) A 18.4
Compressor Power Input W 2294
Compressor Thermal Protector KSD115OC HPC115/95U1
Throttling Method Electron expansion valve
Cooling Operation Ambient Temperature Range OF -22~118
Heating Operation Ambient Temperature Range OF -22~75.2
Condenser Material Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94
Rows-Fin Gap(mm) mm 3-1.6
Condenser Length × Height × Width mm 1066×792×57.1
Fan Motor Speed (rpm) rpm cooling:860 heating:860
Output of Fan Motor W 130
Fan Motor RLA A /
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit CFM 3413
Fan Type-Piece Axial-ow
Fan Diameter mm Φ550-205
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IPX4
Permissible Excessive Operating Pressure for the Discharge Side PSIG 550
Permissible Excessive Operating Pressure for the Suction Side PSIG 240
Dimension (WXDXH) inch 40 5/32X16 13/16X32 33/64
Dimension of Package (LXWXH) inch 42 29/32X19 29/64X34 1/4
Dimension of Package(LXWXH) inch 43 1/32X19 9/16X34 27/32
Net Weight lb 174.2
Gross Weight lb 189.6
efrigerant Charge R410A
Refrigerant Charge oz 134.0
11
Technical Information
Service Manual
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor sq in 0.008215(AWG10)
Recommended Power Cable(Core) N 3
Connection Pipe Connection Method - Flare Connection
Not Additional Gas Connection Pipe Length ft 164.0
Connection Pipe Gas Additional Charge oz/ft. 0.2
Outer Diameter of Liquid Pipe1(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe2(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe3(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe4(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Liquid Pipe5(GREE Allocation)
(Metric) inch 1/4"
Outer Diameter of Gas Pipe1(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe2(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe3(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe4(GREE Allocation)
(Metric) inch 3/8"
Outer Diameter of Gas Pipe5(GREE Allocation)
(Metric) inch 3/8"
Connection Pipe Max. Height Distance(indoor and
indoor) ft 82.0
Connection Pipe Max. Height Distance(indoor and
outdoor and indoor up) ft 82.0
Connection Pipe Max. Height Distance(indoor and
outdoor and outdoor up) ft 82.0
Max. equivalent connection pipe length(outdoor to
last indoor) ft 82.0
Connection Pipe Max. Length Distance(total lenght) ft 328.1
The above data is subject to change without notice; please refer to the nameplate of the unit.
12 Technical Information
Service Manual
3. Outline Dimension Diagram
MULTI24HP230V1EO
MULTI18HP230V1EO
22 7/16
37 61/64
35
25 63/64
14 39/64
25 3/4
13 25/64
15 53/64
29 21/64
32 23/64
21 21/32
11 13/16
13 55/64
13 5/64
20 5/32
Unit: inch
Unit: inch
13
Technical Information
Service Manual
MULTI30HP230V1EO MULTI36HP230V1EO MULTI42HP230V1EO
14 17/32
32 33/64
16 13/16
37 1/8
40 5/32
15 19/32
25
Unit: inch
14 Technical Information
Service Manual
4. Refrigerant System Diagram
outdoor
indoor
filter
gas -liquid separator
inverter compressor
discharge silencer
discharge temperature
sensor
4-way valve
outdoor heat exchanger
fan
A
1: A-unit electronic expansion valve
B1: B-unit electronic expansion valv
e
A
2: A-unit gas pipe temperature sensor
B2: B-unit gas pipe temperature sensor
A
3: A-unit liquid pipe temperature sensor
B3: B-unit liquid pipe temperature sensor
A
1
A heat exchanger
filter A2
A3
B
1
B heat exchanger
filter
B3
B2
MULTI18HP230V1EO
15
Technical Information
Service Manual
MULTI24HP230V1EO
outdoor
indoor
filter
gas -liquid separator
inverter compressor
discharge silencer
discharge temperature
sensor
4-way valve
outdoor heat exchanger
fan
B1
B heat exchanger
filter
B3
B2
A
1
A heat exchanger
filter A2
A3
A
1: A-unit electronic expansion valve
B1: B-unit electronic expansion valv
e
C1: C-unit electronic expansion valv
e
A
2: A-unit gas pipe temperature sensor
B2: B-unit gas pipe temperature sensor
C2: C-unit gas pipe temperature sensor
A
3: A-unit liquid pipe temperature sensor
B3: B-unit liquid pipe temperature sensor
C3: C-unit liquid pipe temperature sensor
C
1
C heat exchanger
filter C2
C3
16 Technical Information
Service Manual
outdoor
indoor
filter
gas -liquid separator
inverter compressor
discharge silencer
discharge temperature
sensor
SP
4-way valve
outdoor heat exchanger
fan
high pressure switch
C1
C heat exchanger
filter C2
C3
B1
B heat exchanger
filter
B3
B2
A1
A heat exchanger
filter A2
A3
A
1: A-unit electronic expansion valve
B1: B-unit electronic expansion valv
e
C1: C-unit electronic expansion valv
e
D1: D-unit electronic expansion valv
e
A
2: A-unit gas pipe temperature sensor
B2: B-unit gas pipe temperature sensor
C2: C-unit gas pipe temperature sensor
D2: D-unit gas pipe temperature sensor
A
3: A-unit liquid pipe temperature sensor
B3: B-unit liquid pipe temperature sensor
C3: C-unit liquid pipe temperature sensor
D3: D-unit liquid pipe temperature sensor
D1
D heat exchanger
filter
D3
D2
MULTI30HP230V1EO MULTI36HP230V1EO
17
Technical Information
Service Manual
MULTI42HP230V1EO
outdoor
indoor
filter
gas -liquid separator
inverter compressor
discharge silencer
discharge temperature
sensor
SP
4-way valve
outdoor heat exchanger
fan
high pressure switch
C1
C heat exchanger
filter C2
C3
D1
D heat exchanger
filter
D3
D2
E1
E heat exchanger
filter
E3
E2
B1
B heat exchanger
filter
B3
B2
A
1
A heat exchanger
filter A2
A3
A1:
A-unit electronic expansion valve
B1: B-unit electronic expansion valve
C1: C-unit electronic expansion valve
D1: D-unit electronic expansion valve
E1: E-unit electronic expansion valve
A2:
A-unit gas pipe temperature sensor
B2: B-unit gas pipe temperature sensor
C2: C-unit gas pipe temperature sensor
D2: D-unit gas pipe temperature sensor
E2: E-unit gas pipe temperature sensor
A
3: A-unit liquid pipe temperature sensor
B3: B-unit liquid pipe temperature sensor
C3: C-unit liquid pipe temperature sensor
D3: D-unit liquid pipe temperature sensor
E3: E-unit liquid pipe temperature sensor
This manual suits for next models
9
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