Vaillant V 12-025 HWI Installation guide

V 12-025 W
V 12-035 W
V 12-050 W
V 12-060 W
V 12-060 M2W
Training Manual
Air-conditioner - climaVAIR
Split Type
EN

2
Contents
Installations-und Wartungsanleitung Split-Gerät, wandhängend
Contents
1 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
1.1 Indoor Unit dimensions . . . . . . . . . . . . . . . . . . . . . . . 3
1.2 Outdoor unit dimensions . . . . . . . . . . . . . . . . . . . . . 4
1.3 General Installation Diagram . . . . . . . . . . . . . . . . . . 5
2 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Connecting Diagram . . . . . . . . . . . . . . . . . . . . . 6
3.1 Electric Characteristics . . . . . . . . . . . . . . . . . . . . . . . 6
4 Technical Specifications . . . . . . . . . . . . . . . . . . .7
5 Temperatures by Capacities . . . . . . . . . . . . . . . 10
5.1 V12-025 W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5.2 V12-035 W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.3 V12-050 W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
5.4 V12-060 W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
5.5 V12-060 M2W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
6 Wiring Circuit Diagram . . . . . . . . . . . . . . . . . . . 15
6.1 Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
6.2 Multi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
7 Service Diagnosis . . . . . . . . . . . . . . . . . . . . . . 20
7.1 Diagnosis and solution for V12-single on-off . . . . 20
7.2 Diagnosis and solution for V12-multi model
060-M2W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
8 Photographs . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
8.1 Compresor 025 W . . . . . . . . . . . . . . . . . . . . . . . . . . 28
8.2 Compresor 025 W MULTI . . . . . . . . . . . . . . . . . . . . 28
8.3 Compresor 035 W . . . . . . . . . . . . . . . . . . . . . . . . . . 29
8.4 Compresor 035 W MULTI . . . . . . . . . . . . . . . . . . . . 29
8.5 Compresor 050 W . . . . . . . . . . . . . . . . . . . . . . . . . . 30
8.6 Compresor 065 W . . . . . . . . . . . . . . . . . . . . . . . . . . 30
8.7 PCB-025-035-MULTI . . . . . . . . . . . . . . . . . . . . . . . . .31
8.8 PCB-025-035W MONO . . . . . . . . . . . . . . . . . . . . . . 32
8.9 PCB-050-065W-MONO . . . . . . . . . . . . . . . . . . . . . . 33
8.10 PCB-OUTDOOR-MULTI . . . . . . . . . . . . . . . . . . . . . . . 34
9 PCB Explanation . . . . . . . . . . . . . . . . . . . . . . . 35
9.1 PCB Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
9.1.1 Electronic function . . . . . . . . . . . . . . . . . . . . . . . . . 35
9.1.2 Systematic functions . . . . . . . . . . . . . . . . . . . . . . . . 35
9.1.3 Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
9.1.4 Fan-only mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
9.1.5 Cooling mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
9.1.6 Dehumidifying mode . . . . . . . . . . . . . . . . . . . . . . . . 36
9.1.7 Heating mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
9.2 PCB Multi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
9.2.1 Software Function.
The definition of symbols and wind speed . . . . . 37
9.2.2 Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
9.2.3 Assistant functions . . . . . . . . . . . . . . . . . . . . . . . . . 43
9.2.4 Common Protection functions . . . . . . . . . . . . . . . . 44

Split Type Installation Manual 3EN
1 Dimensions
1.1 Indoor Unit dimensions
The indoor unit provides acclimatised air inside the
room to be acclimatised.
The dimensions and weights of the indoor unit are
shown on Figure 1.1 and Table 1.1, depending on the
model (please consult the model nameplate).
The dimensions are given in mm.
Fig. 1.1 Dimensions of the indoor unit.
Legend
H Height
L Length
D Depth
MODEL H L D kg
V 12-025 HWI 250 745 195 9
V 12-035 HWI 250 745 195 9
V 12-050 HWI 292 900 215 14
V 12-060 HWI 292 900 215 14
V 12-025 MHWI 280 800 190 10
V 12-035 MHWI 280 800 190 10
Table 1.1 Dimensions and weights of the indoor unit.
Dimensions 1

Split Type Installation Manual4
1 Dimensions
1.2 Outdoor unit dimensions
The outdoor unit ensures that the absorbed air is
released to the outside from the room during operation
in cooling mode and that the heat introduced into the
room during operation in heat pump mode is taken from
the outside.
The dimensions and weights of the outdoor unit are
shown on Figure 1.2 and Table 1.2, depending on the
model (please consult the model nameplate).
The dimensions are given in mm.
Fig. 1.2 Dimensions of the indoor unit (MONO and MULTI).
Legend
H Height
L Length
D Depth
A Length of valves
B Distance between valves
C Distance from second valve to floor
I Distance between fixing holes
J Distance between fixing supports
MODEL H L D A B C I J kg
V 12-025 HWO 500 700 225 45 55 159,5 260 510 25
V 12-035 HWO 540 795 255 50 55 159,5 280 510 36
V 12-050 HWO 540 795 255 50 55 159,5 280 510 36
V 12-060 HWO 605 850 295 45 55 165 305 500 45
V 12-060 M2HWO 645 925 430 55 60 142 400 692 64
Table 1.2 Dimensions and weights of the indoor unit.

Split Type Installation Manual 5EN
1.3 General Installation Diagram
Fig. 1.3 General sketch of the installation and the minimum
mounting distances.
Legend
1 Indoor unit
2 Outdoor Unit
3 Outdoor unit condensed water drainage pipe
A Front separation (minimum 10 cm)
B Top separation from the ceiling (minimum 5 cm)
D Height from floor (minimum 2 m)
E Lateral separation side opposite couplings (minimum 10 cm)
F Rear separation (minimum 10 cm)
G Lateral separation couplings side (minimum 15 cm)
H Front separation (minimum 60 cm)
2 Accessories
This unit is provided with the following accessories.
Nr. Accessory (MONO) Quantity
1Remote 1
2Batteries 2
3Mounting plate 1
4Drain - hose 1
5Drain - elbow 1
Table 2.1 Accessories supplied with the unit (MONO).
Nr. Accessory (MULTI) Quantity
1Remote 2
2Batteries 4
3Mounting plate 2
4Drain - hose 2
5Drain - elbow 1
Table 2.2 Accessories supplied with the unit (MULTI).
Dimensions 1
Accesories 2

Split Type Installation Manual6
3 Connecting Diagram
Fig. 3.1 Connection.
3.1 Electric Characteristics
V 12-025 W V 12-035 W V 12-050 W V 12-060 W
Power supply (V/Ph/Hz) 230/1/50 230/1/50 230/1/50 230/1/50
Supply
Recommended minimum supply section up to 25 meters (mm2) 1,5 1,5 2,5 2,5
Indoor / Outdoor Indoor Indoor Indoor Indoor
Thermal-magnetic circuit breaker, type D (A) 10 10 16 16
Recommended minimum interconnection section up to 25 meters (mm
2
) 1,5 1,5 2,5 2,5
Inteconnect shielded cable or not (YES / NO) NO NO NO NO
Inmediatte residual current protector (A) 0,03 0,03 0,03 0,03
V 12-060 M2W
Power supply (V/Ph/Hz) 230/1/50
Supply
Supply section up to 25 meter (in mm
2
) 2,5
Indoor / Outdoor Outdoor
Thermal-magnetic circuit breaker, type D (A) 16
Supply
Supply section up to 25 m (in mm
2
) 1,5
Indoor/Outdoor Indoor
Thermal-magnetic circuit breaker, type D (A) 10
Interconnection section up to 25 meter (mm
2
) 1,5
Inteconnect Shield or not (YES/NO) NO
Immediatte residual current protector (A) 0,03
Table 3.1 Electric Characteristics.
3 Connecting Diagram

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4 Technical Specifications
V 12-025 W V 12-035 W V 12-050 W V 12-060 W
Indoor unit V 12-025 HWI V 12-035 HWI V 12-050 HWI V 12-060 HWI
Outdoor unit V 12-025 HWO V 12-035 HWO V 12-050 HWO V 12-060 HWO
Power supply V/Ph/Hz 230/1/50
Cooling capacity
kW 2,86 3,40 5,40 6,70
BTU 9.726 11.604 18.429 22.866
Fg/h 2.451 2.924 4.644 5.762
Power input kW 0,89 1,05 1,68 2,09
Nominal capacity (UK conditions) kW 2,51 2,88 4,84 6,02
Power input (UK conditions) kW 0,76 0,89 1,44 2,04
Operating current A 3,90 4,40 6,80 9,20
EER 3,20 3,24 3,21 3,21
Energy level class A A A A
Annual consumption kWh 445 525 840 1.063
Heating capacity
kW 2,95 3,79 6,05 7,05
BTU 10.068 12.935 20.647 24.060
Kcal/h 2.537 3.259 5.203 6.063
Power input kW 0,81 1,05 1,68 2,05
Nominal capacity (UK conditions) kW 2,32 2,88 4,60 6,6
Power input (UK conditions) kW 0,77 1,01 1,61 1,94
Operating current A 3,40 4,60 6,90 8,70
COP 3,64 3,61 3,60 3,44
Energy level class A A A B
Max power input kW 1,60 1,70 2,40 2,70
Max operating current A 8,00 8,40 12,50 14,30
INDOOR UNIT
Air flow volume m3/h 355/391/450 391/455/500 672/736/800 708/804/900
Remote control type Infrared Infrared Infrared Infrared
Remote control reference ZH/WZ-01 ZH/WZ-01 ZH/WZ-01 ZH/WZ-01
Sound power level dB(A) 45/52/56 45/52/56 47/54/59 48/55/60
Sound pressure level dB(A) 32/39/43 32/39/43 34/41/45 35/42/46
Sound pressure catalogue dB(A) 28/34/40 30/37/42 32/39/43 33/40/44
Testing conditions for sound pressure Indoor: 1m height and 1m length from the indoor face;
Outdoor: 1m distance from the centre of air outlet.
Dimensions HxLxD mm 250x745x195 250x745x195 292x900x215 292x900x215
Net weight Kg 9,0 9,0 14,0 14,0
Packaged dimensions HxLxD mm 330x835x278 330x835x278 377x990x300 377x990x300
Volume m3 0,077 0,077 0,112 0,112
Packaged weight Kg 11,0 11,0 17,0 17,0
OUTDOOR UNIT
Air flow volume m3/h 1.700 1.700 2.000 2.400
Sound power level dB(A) 63 63 66 66
Sound pressure level dB(A) 50 50 53 53
Number of fans 1 1 1 1
Refrigerant R410A R410A R410A R410A
Refrigerant charge heat pump gr 560 870 1.500 1.900
Compressor type Rotary Rotary Rotary Rotary
Compressor Model 5PS108EAA22 (BT) 5PS132EAA22 (BT) PA200X2CS-4KU1 PA240X2CS-4KU1
Compressor Brand Panasonic Panasonic Toshiba Toshiba
Expansion system Capillary Capillary Capillary Capillary
Electric_electronic protections Thermal inner and out of compressor, general electronics protections
Dimensions HxLxD mm 500x700x225 540x795x255 540x795x255 605x850x295
Dimensions Valves A/B/C mm 45x55x159.5 50/55/159.5 50x55x159.5 45/55/165
Dimensions Installation I/J mm 260x510 280/510 280x510 305/500
Net weight Kg 25 36 38 45,0
Packaged dimensions HxLxD mm 535x825x320 595x920x335 595x920x335 680x995x415
Volume m3 0,141 0,183 0,183 0,281
Packaged weight heat pump Kg 29 40 42 48,0
INSTALLATION
Pipe connection liq/gas inches 1/4” - 3/8” 1/4” - 3/8” 1/4” - 1/2” 1/4” - 1/2”
PM (Max pressure) bar 42 42 42 42
pm (min pressure) bar 13 13 13 13
Max. Piping length m 20 20 25 25
Max. Height IU under OU m 10 10 15 15
Max. Height OU under IU m 10 10 15 15
Chargeless length m 7,5 7,5 7,5 7,5
Additional charge per meter gr 28 28 40 50
Table 4.1 Technical Specifications.
Technical specifications 4

Split Type Installation Manual8
V12-060 M2W
Indoor unit 1 V 12-025 MHWI
Indoor unit 2 V 12-035 MHWI
Outdoor unit V 12-060 M2HWO
Power supply V/Ph/Hz 230/1/50
Cooling capacity
kW 6,55
BTU 22.354
Fg/h 5.633
Capacity by Indoor kW 2,92
kW 3,63
Power input by Indoor kW 0,97
kW 1,21
Power Input kW 2,18
Nominal capacity (UK conditions) kW 5,62
Power input (UK conditions) kW 2,30
Operating current A 8,90
EER 3,00
Energy level class B
Annual consumption kWh 1.090
Heating capacity
kW 6,95
BTU 23.719
Kcal/h 5.977
Capacity by indoor kW 3,01
kW 3,79
Power input by Indoor kW 0,96
kW 1,20
Power Input kW 2,16
Nominal capacity (UK conditions) kW 5,5
Power input (UK conditions) kW 1,97
Operating current A 8,60
COP 3,22
Energy level class C
Max power input kW 2,62
Max operating current A 14,10
INDOOR UNIT
Air flow volume m3/h 300/400/500
m3/h 300/400/500
Remote control type Infrared
Remote control reference ZH/WZ-01
Sound power level indoor dB(A) 45/52/56
dB(A) 45/52/56
Sound pressure level dB(A) 32/39/43
dB(A) 32/39/43
Sound Pressure catalogue dB(A) 28/34/40
dB(A) 28/34/40
Testing conditions for sound pressure Indoor: 1m height and 1m length in the front of the indoor face;
Outdoor: 1m distance from the centre of air outlet.
Dimensions HxLxD mm 280x800x190
mm 280x800x190
Net weight Kg 10
Kg 10
Packaged dimensions HxLxD mm 358x865x275
mm 358x865x275
Volume m3 0,085
Volume m3 0,085
Packaged weight Kg 12
Packaged weight Kg 12
4 Technical specifications

Split Type Installation Manual 9EN
OUTDOOR UNIT
Air flow volume m3/h 3.050
Sound power level dB(A) 65
Sound pressure level dB(A) 52
Number of fans 1
Refrigerant R410a
Refrigerant charge heat pump gr 1000g & 1200g
Number of compressors 2
Compressor type Rotary
Compressor Model PA108X1C-4FZDE / PA140X2C-4FT
Compressor Brand Mitsubishi
Expansion system Capillary
Electric_electronic protections Thermal inner and out of compressor, general electronics protections
Dimensions HxLxD mm 645x925x430
Dimensions Valves A/B/C/F mm 55/60/142
Dimensions Installation I/J mm 400/692
Net weight Kg 64
Packaged dimensions HxLxD mm 690x1050x455
Volume m3 0,330
Packaged weight heat pump Kg 67
INSTALLATION
Pipe connection liq/gas Outdoor inches 1/4” - 3/8”
1/4” - 1/2”
Pipe connection liq/gas Indoor inches 1/4” - 3/8”
1/4” - 1/2”
PM (Max pressure) bar 43
pm (min pressure) bar 10
Max. L1+L2 m 20 + 20
Max. L1 m 20
Max. Height IU under OU m 10
Max. Height OU under IU m 10
Chargeless length m 7,5 - 7,5
Additional charge per meter g/m 25 - 25
Table 4.2 Technical Specifications.
Note!
As part of its policy for ongoing improvements of its
products, Vaillant reserves the right to modify these
specifications without prior notice.
Technical specifications 4

Split Type Installation Manual10
5 Temperature by Capacities
COOLING OUTDOOR TEMPERATURE DRY
Indoor
Conditions 21ºC 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC
21ºC D
15ºC W
Total capacity- kW 2,57 2,56 2,55 2,45 2,33 2,05 1,77
Sensitive capacity- kW 1,96 1,95 1,94 1,87 1,78 1,57 1,35
Input- kW 0,58 0,63 0,69 0,77 0,74 0,72 0,69
24ºC D
17ºC W
Total capacity- kW 2,74 2,74 2,72 2,61 2,49 2,20 1,91
Sensitive capacity- kW 2,09 2,09 2,07 1,99 1,89 1,68 1,46
Input- kW 0,62 0,69 0,76 0,84 0,81 0,79 0,76
27ºC D
19ºC W
Total capacity- kW 2,93 2,92 2,90 2,85 2,65 2,36 2,05
Sensitive capacity- kW 2,23 2,22 2,20 2,17 2,02 1,80 1,57
Input- kW 0,69 0,74 0,81 0,89 0,88 0,85 0,83
32ºC D
23ºC W
Total capacity- kW 3,23 3,23 3,19 3,04 2,91 2,61 2,28
Sensitive capacity- kW 2,45 2,45 2,42 2,31 2,21 1,99 1,74
Input- kW 0,77 0,85 0,92 1,02 0,98 0,97 0,94
Table 5.1 Cooling temperarures.
5 Temperatures by Capacities
5.1 V12-025 W
HEATING OUTDOOR TEMPERATURE DRY
Indoor
Conditions
24ºC D
18ºC W
12ºC D
11ºC W
7ºC D
6ºC W
4ºC D
3ºC W
0ºC D
-1ºC W
-5ºC D
-6ºC W
-7C D
-8ºC W
-15ºC D
-16ºC W
15ºC Capacity- kW 3,52 1,94 1,74 2,37 2,16 2,07 2,04 2,00
Input- kW 0,87 0,91 0,95 0,85 0,81 0,77 0,74 0,67
18ºC Capacity- kW 3,40 2,64 2,44 2,27 2,07 1,97 1,95 1,88
Input- kW 0,84 0,90 0,93 0,81 0,79 0,74 0,71 0,66
20ºC Capacity- kW 3,32 3,11 2,95 2,21 2,01 1,90 1,88 1,79
Input- kW 0,75 0,79 0,81 0,73 0,69 0,66 0,63 0,58
22ºC Capacity- kW 3,26 3,06 2,86 2,16 1,96 1,86 1,84 1,76
Input- kW 0,78 0,83 0,87 0,75 0,73 0,69 0,66 0,61
27ºC Capacity- kW 3,12 2,92 2,74 2,06 1,85 1,76 1,75 1,68
Input- kW 0,86 0,90 0,94 0,83 0,79 0,75 0,73 0,66
Table 5.2 Heating temperarures.