Hisense AMS-07UR4SNVT4 User manual

MULTI-SPLIT TYPE AIR CONDITONER
SERVICEMANUAL V:7.1 
●INDOOR UNIT:
AMS-07UR4SN （ VG/VT/VL/VQ/UP/UL/UQ/NS/ZC/ZA/NT/NK/NM/VM ） 4
AMS-09UR4SN （ VG/VT/VL/VQ/UP/UL/UQ/NS/ZC/ZA/NT/NK/NM/VM ） 4
AMS-12UR4SN （ VG/VT/VL/VQ/UP/UL/UQ/NS/ZC/ZA/NT/NK/NM/VM ） 4
AMS-07/09/12UR4SG （ NK/NM/VT/VQ ） 4
AMS-09/12UR4SPSC4
AMS-18U4SV(VG/VQ/VL/VT/UP/UL/UQ/NT/NK/NM
） 4
AMD-09UX4SJD
AMD-12UX4SJD
AMD-18UX4SJD
AMC-12UX4SAA
AMC-18UX4SAA
●OUTDOOR UNIT:
HisenseCorporation
AMW2-16U4SGC1
AMW2-16U4SGD1
AMW2-20U4SNC1
AMW2-20U4SZD1
AMW3-20U4SZD1
AMW3-24U4SAD1
AMW4-28U4SAD1
AMW
4
-
36U4SAD1
AMW3-20U4SZD
AMW3-24U4SZD
AMW3-24U4SKC
AMW4-28U4SKC
AMW4-36U4SAC
AMV-12UR4SA
AMV-18UR4SA
AS-09/12UR4SVETD5(TG5/TC5/TE5/TF5)
AS-18UR4SFATD5(TD5/TG5/TC5)

Table of Contents
Page
1．OPERATING RANGE 1
2．SPECIFICATION 2
2-1 Unit specifications 2
2-2 Major component specifications 12
2-3 Other component specifications 15
3．OUTLINES AND DIMENSIONS 17
3-1 INDOOR 17
3-2 OUTDOOR 23
4．REFRIGERANT FLOW DIAGRAM 28
4-1 Refrigerant flow diagram 28
4-2 Evacuation procedures 31
4-3 Evacuation direction 32
4-4AirflowandESPChart(Ducttype) 34
5．ELECTRICAL DATA 36
5-1 Electric wiring diagrams 36
5-2 Electric control 55
5-3 Digital Display Switch of Outdoor 63
5-3 Sensor parameter 66
6．CONTROL MODE 74
6-1 Indoor control mode 74
6-2 Outdoor control mode 77
7．TROUBLESHOOTING 80
7-1 Error codes 80
8．CHECKING COMPONENTS 92
8-1 Check refrigerant system 92
8-2 Check parts unit 94
9. APPENDIX(AS Series Wall Mounted Type) 101

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1. . O OP PE ER RA AT TI IN NG G R RA AN NG GE E
1
Temperature Indoor Air Intake Temp. Outdoor Air Intake Temp
COOLING Maximum 32℃D.B./23℃W.B. 43 ℃D.B./26℃W.B.
Minimum 21℃D.B./15℃W.B. 21 ℃D.B./15℃W.B.
HEATING Maximum 27℃D.B./18℃W.B. 24℃D.B./18℃W.B.
Minimum 20℃D.B/≤15℃W.B -10℃D.B./-11℃W.B.

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2-1. Unit specifications
2-1-1.OUTDOOR UNIT
Model AMW4-28U4SKC AMW3-24U4SKC AMW2-20U4SNC1 AMW2-16U4SGC1
Function Cooling Heating Cooling Heating Cooling Heating Cooling Heating
Power supply AC 220V~240V/50Hz
Capacity
Capacity kW 8.2 9.0 7.0 8.0 5.8 6.4 4.6 5.3
Dehumidification l /h ---- ---- ---- ---- ---- ---- ---- ----
Air flow m3/h ---- ---- ---- ---- ---- ---- ---- ----
Electrical data
Rated current A 10.7 11.1 9.7 10.1 7.7 8.0 6.1 5.7
Rated input kW 2.4 2.49 2.18 2.21 1.7 1.75 1.4 1.3
Auxiliary heater A ------
Power factor % 99.9％99.9％99.9％99.9％
Max. current A 15.0 15.0 14.5 10.0
EER/CPOP 3.42/.362 3.21/3.62 3.41/3.66 3.29/4.08
Compressor
Model ATL165SD-C9AU DA130S1C-20FZ DA130S1C-20FZ
Winding resistance Ω0.590 (at75 ℃ ) 0.95（20 ℃ ）0.95（20 ℃ ）
Outdoor
fan motor
Model YDK70-6H-3 YDK55-6I-8 YDK29-6I-22
Winding resistance (at20 ℃ )
ΩM:78;A:80 M:185;A:200 M:283.5;A:180
Net size L×W×H cm 109×41×84 98×35×64 80×26×57
Package size L×W×H cm 112×46×98 108×42×72 94×36×64
Net weight kg 67 66 46.5 36.5
Gross weight kg 77 76 52.5 40
Refrigerant
piping
Liquid pipe mm 6.35×4 6.35×3 6.35×2 6.35×2
Gas pipe mm 9.52×4 9.52×3 9.52×2 9.52×2
Connection method Flare Flare Flare
Special
remarks
Air direction ---- ---- ---- ----
Sound level (Hi) dB 57 57 56
Fan speed (Hi) rpm 840 840 900
Fan speed regulator 3 3 3
Refrigerant filling
capacity(R410a)
kg 2.4 2.1 1.4 1.27
Throttle mode EEV EEV EEV EEV

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Model AMW3-20U4SZD AMW3-24U4SZD AMW4-36U4SAC
Function Cooling Heating Cooling Heating Cooling Heating
Power supply AC 220V~240V/50Hz
Capacity
Capacity kW 6.0 7.0 7 7.8 10 1.1
Dehumidification l /h ---- ---- ---- ---- ---- ----
Air flow m3/h ---- ---- ---- ---- ---- ----
Electrical data
Rated current A 8.55 8.58 10.0 9.5 14.5 14.0
Rated input kW 1.87 1.9 2.18 2.1 3.1 3.04
Auxiliary heater A ------
Power factor % 99.9％99.9％99.9％
Max. current A 13.5 15.5 22.0
EER/COP 3.21/3.70 3.21/3.71 3.22/3.62
Compressor
Model ATL165SD-C9AU ATL232SJNC9AU
Winding resistance Ω0.590 (at75 ℃ ) 0.95（20 ℃ ）
Outdoor
fan motor
Model YDK55-6I-8 YDK70-6H-3 YDK95-6-9043
Winding resistance (at20 ℃ )
ΩM:185;A:200 M:78;A:80 M:59.1;A:85.8
Net size L×W×H cm 98×35×64 109×41×84
Package size L×W×H cm 108×42×72 111×46×98
Net weight kg 52 53 67
Gross weight kg 56 57 77
Refrigerant
piping
Liquid pipe mm 6.35×3 6.35×3 6.35×4
Gas pipe mm 9.52×3 9.52×3 9.52×4
Connection method Flare Flare
Special
remarks
Air direction ---- ---- ----
Sound level (Hi) dB 57 60
Fan speed (Hi) rpm 840 800
Fan speed regulator 3 3
Refrigerant filling
capacity(R410a)
kg 1.6 1.75 2.6
Throttle mode EEV EEV EEV

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Model AMW2-16U4SGD1 AMW2-20U4SZD1 AMW3-20U4SZD1 AMW3-24U4SAD1
Function Cooling Heating Cooling Heating Cooling Heating Cooling Heating
Power supply a.c 220V~240V/50Hz
Capacity
Capacity kW 4.6 5.3 5.8 6.4 6 2 7 8.4
Dehumidification l /h ---- ---- ---- ---- ---- ---- ---- ----
Air flow m3/h ---- ---- ---- ---- ---- ---- ---- ----
Electrical
data
Rated current A 6.1 5.7 7.7 8 8 8 8 9.4
Rated input kW 1.4 2.1 1.7 1.75 1.8 1.9 1.8 2.2
Auxiliary heater A ------
Power factor % 99.90% 99.90% 99.90% 99.90%
Max. current A 10 9.6 12 13 13.5 13.5 12.5 14
SEER/SCOP 5.7/3.8 5.7/3.8 6.8/3.9 7.1/3.82
Compressor
Model DA130S1C-20FZ1 ATL165SD-C9AU DA200S2C-10MT
Coil resistance Ω 0.95 (20℃) 0.59（75℃） 0.53（20℃）
Outdoor Model ZWA138D08A ARW4401QH ARW4401QH SIC-71FW-D8121-1
fan motor
Winding
resistance
(at20℃)
Ω / / / /
Net size L×W×H cm 80×26×57 98×35×64 98×35×64 95×34×84
Package
size
L×W×H cm 95×37×65 105×40×70 105×40×70 111×46×98
Net weight kg 36.5 46.5 53 66
Gross
weight
kg 40 52.5 57 76
Refrigerant
piping
Liquid pipe mm 6.35×2 6.35×2 6.35×3 6.35×3
Gas pipe mm 9.52×2 9.52×2 9.52×3 9.52×3
Connection
method
Flare
Special
remarks
Air direction ---- ---- ---- ----
Sound level
(Low/Hi/Sound
power)
dB 53/56/64 --/57/68 53/59/68
Fan speed
(Low/Med/Hi)
rpm 500/750/900 620/740/840 620/740/840 500/640/780
Refrigerant filling
capacity(R410a)
kg 1.27 1.4 1.75 2.2
Throttle mode EEV EEV EEV EEV

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Model AMW4-28U4SAD1 AMW4-36U4SAD1
Function Cooling Heating Cooling Heating
Power supply a.c 220V~240V/50Hz
Capacity
Capacity kW 8.2 9 10 11
Dehumidification l /h ---- ---- ---- ----
Air flow m3/h ---- ---- ---- ----
Electrical
data
Rated current A 9.6 9.6 13.2 12.4
Rated input kW 2.2 2.2 2.98 2.8
Auxiliary heater A __
Power factor % 99.90% 99.90%
Max. current A 14 15 20.5 20.5
SEER/SCOP 7.2/3.81 7.2/3.81
Compressor
Model DA230S2C-31MT DA250S2C-30MT
Coil resistance Ω 0.73（20℃） 0.55（20℃）
Outdoor Model SIC-71FW-D8121-1 SIC-71FW-D8121-1
fan motor
Winding resistance
(at20℃)
Ω / /
Net size L×W×H cm 95×34×84 95×34×84
Package
size
L×W×H cm 111×46×98 111×46×98
Net weight kg 66 66
Gross
weight
kg 77 77
Refrigerant
piping
Liquid pipe mm 6.35×4 6.35×4
Gas pipe mm 9.52×4 9.52×4
Connection method Flare
Special
remarks
Air direction ---- ----
Sound level
(Low/Hi/Sound power)
dB 53/59/68 --/59/68
Fan speed (Low/Med/Hi) rpm 500/640/780 540/700/800
Refrigerant filling
capacity(R410a)
kg 2.6 2.6
Throttle mode EEV EEV
NOTE :Test conditions：
Cooling : Indoor: DB27℃/ WB19℃Outdoor: DB35℃/ WB24℃
Heating: Indoor: DB20℃/ WB15℃Outdoor: DB7℃/ WB 6℃

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2-1-2.INDOOR UNIT
Model
AMS-07/09UR4SN
（VG/VT/VL/VQ/UP/UL/UQ/
NS/ZC/ZA/NT/NK/NM/VM）4
AMS-12UR4SN
（VG/VT/VL/VQ/UP/UL/U
Q/NS/ZC/ZA/NT/NK/NM/V
M）4
AMS-18UR4SV(VG4/VL
4/VT4/UP4/UL4/UQ4/V
Q4/NT4/NK4/NM4)
Function Cooling Heating Cooling Heating Cooling Heating
Power supply AC 220V~240V/50Hz
Capacity
Capacity kW 2.1/2.6 2.5/3.0 3.2 3.7 5.0 5.5
Dehumidification l /h 0.8 ---- 0.8 ---- 1.5 ----
Air flow m
3
/h 400 520 450 560 800 900
Electrical data
Running current A 0.2 0.2 0.2 0.4 0.4 0.4
Rated input kW 0.04 0.04 0.04 0.04 0.085 0.085
Auxiliary heater A ----
Power factor % ----
Starting current A ----
EER/COP ----
Compressor
Model ----
Winding resistance (at25℃)Ω----
Indoor
fan motor
Model YYW16-4-532 RPG25A-6
Winding resistance (at20℃)ΩM:364;A:400.5; M:211.2;A:211;
Outdoor
fan motor
Model ----
Winding resistance (at20℃)Ω----
Net size L×W×H cm 75×19×25（VQ：81×19×27）75×19×25（VQ：81×19×27）92×31.3×20.3
Package size L×W×H cm 80×31×25（VQ：88×33×26）80×31×25（VQ：88×33×26）100.7×38×29.7
Net weight kg 7.5 7.5 12.0
Gross weight kg 9.0 9.0 14.0
Refrigerant pipin
g
Liquid pipe mm 6.35 6.35 6.35
Gas pipe mm 9.52 9.52 9.52
Connection method ----
Special
remarks
Air direction 6 6 6
Sound level (Hi) dB 39 40 49
Fan speed (Hi) rp
m
1150 1250 1300
Fan speed regulator 3 3 3
Refrigerant filling
capacity(R410a)
kg ----
Throttle mode ----

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Model
AMS-07/09UR4SG
（NK/NM/VT/VQ）4
AMS-12UR4SG
（NK/NM/VT/VQ）4
Function Cooling Heating Cooling Heating
Power supply AC 220V~240V/50Hz
Capacity
Capacity kW 2.1/2.6 2.5/3 3.5 4
Dehumidification l /h 0.8 ---- 0.8 ----
Air flow m3/h 550 550 600 600
Electrical
data
Running current A 0.1 0.1 0.12 0.12
Rated input kW 0.015 0.015 0.02 0.02
Auxiliary heater A ----
Power factor % ----
Starting current A ----
EER/COP ----
Compressor
Model ----
Winding resistance (at25℃)Ω----
Indoor Model ARW7102QH
fan motor Winding resistance (at20℃)Ω/
Outdoor Model ----
fan motor Winding resistance (at20℃)Ω----
Net size L×W×H cm 81.8×20.7×27
81.8×20.7×27（VQ：
86.8×21.8×27）
Package
size
L×W×H cm 91×28.5×38
91×28.5×38（VQ：
93×28.5×38）
Net weight kg 8.5 8.5
Gross
weight
kg 10 10
Refrigerant
piping
Liquid pipe mm 6.35 6.35
Gas pipe mm 9.52 9.52
Connection method ----
Special
remarks
Air direction 6 6
Sound level (Low/HiSound
Power )
dB 22/39/53 40
Fan speed (Low/Med/Hi) rpm 850/1000/1150 900/1050/1200
Fan speed regulator 3 3
Refrigerant filling
capacity(R410a)
kg ----
Throttle mode ----

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2. . S SP PE EC CI IF FI IC CA AT TI IO ON NS S
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Model AMS-09UR4SPSC4 AMS-12UR4SPSC4
Function Cooling Heating Cooling Heating
Power supply a.c 220V~240V/50Hz
Capacity
Capacity kW 2.6 3.1 3.5 4.1
Dehumidification l /h 0.8 ---- 1.4 ----
Air flow m3/h 540 540 580 580
Electrical data
Running current A 0.13 0.13 0.15 0.15
Rated input kW 0.03 0.03 0.035 0.035
Auxiliary heater A ----
Power factor % ----
Starting current A ----
EER/COP ----
Compressor
Model ----
Winding resistance
(at25℃)
Ω----
Indoor Model YYW13-4-5038
fan motor
Winding resistance
(at20℃)
ΩM:384.6;A:353.6
Outdoor Model ----
fan motor
Winding resistance
(at20℃)
Ω----
Net size L×W×H cm 101.5×32×15.8 101.5×32×15.8
Package size L×W×H cm 111×41×26 111×41×26
Net weight kg 11.5 11.5
Gross weight kg 14 14
Refrigerant
piping
Liquid pipe mm 6.35 6.35
Gas pipe mm 9.52 9.52
Connection method ——
Special remarks
Air direction ---- ----
Sound level (Hi) dB 37 39
Fan speed (Hi) rpm 1100 1200
Fan speed regulator 4 4
Refrigerant filling
capacity(R410a)
kg ---- ----
Throttle mode ---- ----
Fan speed regulator 4 4
Refrigerant filling
capacity(R410a)
kg ---- ----
Throttle mode ---- ----