Technibel SPA250R5TAA Operating manual

TECHNICAL & SERVICE MANUAL

SPLIT SYSTEM AIR CONDITIONERSPLIT SYSTEM AIR CONDITIONER

SPA250R5TAA - GR250R5TAA

SPA250R5TAA - GR250R7TAA

SPA360R5TAA - GR360R7TAA

SPA480R5TAA - GR480R7TAA

0.8180.111.105/01

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Table of Contents

1.SPECIFICATIONS…………………………………………………………………………… 4

1-1 Unit Specifications…………………………………………………………………….. 4

1-2 Major Component Specifications……………………………………………………. 8

(A) Indoor Unit……………………………………………………………………….... 8

(B) Outdoor Unit………………………………………………………………………. 11

1-3 Other Component Specifications……………………………………………………. 16

1-4 Dimensional Data……………………………………………………………………... 16

(A) Indoor Unit……………………………………………………………………….... 16

(B) Outdoor Unit………………………………………………………………………. 17

1-5 Refrigerant Flow Diagram……………………………………………………………. 19

1-6 Operating Range……………………………………………………………………… 21

1-7 Cooling Capacity………………………………………………………………………. 22

1-8 Heating Capacity……………………………………………………………………… 26

1-9 Noise Criterion Curves……………………………………………………………….. 27

1-10 Air Throw Distance Chart…………………………………………………………….. 29

2. PROCESSES AND FUNCTIONS……………………………………………………….… 30

2-1 Room Temperature Control………………………………………………………….. 30

(A) Cooling ……………………………………………………………………….…… 30

(B) Heating…………………………………………………………………………….. 31

2-2 Cold Draft Prevention (Heating Cycle)……………………………………………… 32

2-3 Automatic Fan Speed (Indoor Unit)……………………………………………….… 33

(A) Cooling ……………………………………………………………………….…… 33

(B) Heating…………………………………………………………………………….. 33

2-4 Outdoor Fan Speed Control………………………………………………………….. 34

(A) Cooling ……………………………………………………………………….…… 34

(B) Heating…………………………………………………………………………….. 34

2-5 Freeze Prevention (Cooling)……………………………………………………….… 35

2-6 Condensing Temperature Control (Cooling)……………………………………….. 36

2-7 Overload Protection (Heating)……………………………………………………….. 37

2-8 Discharge Temperature Control (Cooling and Heating)…………………………... 38

2-9 Auto. Mode for Automatic Heating/Cooling Switching…………………………….. 38

2-10 Defrosting Control, Outdoor Heat Exchanger Coil (Heating)…………………….. 40

2-11 4-Way Valve, Solenoid Control…………………………………………………….... 41

(A) Normal Control Mode…………………………………………………………….. 41

(B) AUTO Control Mode……………………………………………………………… 42

2-12 Automatic Restart after Power Interruption………………………………………… 42

2-13 Electronic Refrigerant Control Valve………………………………………………... 43

2-14 Compressor Discharge Gas Temperature…………………………………………. 43

(A) Cooling ……………………………………………………………………….…… 43

(B) Heating (Except During Defrosting)…………………………………………….. 43

2-15 Compressor Current Detection Circuit……………………………………………… 44

2-16 Dehumidifying Operation……………………………………………………………... 45

2-17 Auto-flap Control…………………………………………………………………….… 46

2-18 Electronic Refrigerant Control Valve Control…………………………………….… 47

2-19 Voltage Detection Control………………………………………………………….… 48

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3. ELECTRICAL DATA………………………………………………………………………... 49

3-1 Electrical Characteristics……………………………………………………………... 49

3-2 Electric Wiring Diagrams / Schematic Diagrams…………………………………... 53

(A) Indoor Unit……………………………………………………………………….... 53

(B) Outdoor Unit………………………………………………………………………. 55

4. SERVICE PROCEDURES………………………………………………………………….. 63

4-1 Troubleshooting……………………………………………………………………….. 63

4-2 Checking the Electrical Components……………………………………………….. 97

– 4–

MODEL No. Indoor Unit SPA250R5TAA

Outdoor Unit GR250R5TAA

POWER SOURCE 220 - 230 - 240 V / 1 Phase / 50 Hz

PERFORMANCE Cooling Heating

Capacity kW 7.38

BTU / h 25,000 27,000

Air circulation (Hi/Me/Lo) m3 / h1,140/1,020/840

Moisture removal(High) Liters/h 3.4-

ELECTRICAL RATINGS

Voltage rating V 220230240220230240

Available voltage range V 198 - 264 198 - 264

Running amperes* A14.7 14.9 15 14.8 14.8 15

Max. running amperes** A16.9 16.8 16.8 16.1 15.9 15.8

Power input kW 3.11 3.15 3.23.11 3.15 3.2

Power factor %96.2 91.9 88.9 95.5 92.5 88.9

C.O.P W / W 2.35 2.32 2.28 2.57 2.54 2.5

Max. starting amperes A 68 71 74 68 71 74

FEATURES

Controls / Thermostat control Microprocessor / I.C. thermostat

Timer ON / OFF 72-hours / ON/OFF 24-hours & Program

Fan speeds Indoor/Outdoor 3 and Automatic control/ 2 (Auto)

Airflow direction (Indoor) Automatic (Remote control)

Air filter Washable, easy access

Remote controller (Option) Wired : K70D026ZAA / Wireless : K70D027ZAA

Refrigerant control Electronic Refrigerant Control Valve

Drain pump (drain connection) No (20A, OD26mm)

Compressor Rotary

Operation sound Indoor - Hi/Me/Lo dB - A 45 / 41 / 37

Outdoor - Hi dB - A 52

REFRIGERANT TUBING

Limit of tubing length m (ft.) 50 (164)

Limit of tubing length at shipment m (ft.) 30 (98)

Limit of elevation difference m (ft.) Outdoor unit is higher than indoor unit: 50 (164)

between the two units Outdoor unit is lower than indoor unit: 30 (98)

Refrigerant tube Narrow tube mm (in) 6.35 (1 / 4)

outer diameter Wide tube mm (in) 15.88 (5 / 8)

Refrigerant amount at shipment kg R22 - 3.0

DIMENSIONS & WEIGHT Indoor unit Outdoor unit

Unit dimensions Height mm (in) 185(7-9/32) 735(28-30/32)

Width mm (in) 1,270(50) 940(37)

Depth mm (in) 670(26-12/32) 340(13-12/32)

Package dimensions Height mm (in) 271(10-21/32) 826(32-17/32)

Width mm (in) 1,370(53-30/32) 1,016(40)

Depth mm (in) 782(30-25/32) 416(16-12/32)

Net weight kg (lb) 28(62) 71(157)

Shipping weight kg (lb) 36(79) 77(170)

Shipping volume m3(Cu. ft.) 0.29(10.2) 0.349(12.3)

DATA SUBJECT TO CHANGE WITHOUT NOTICE

Cooling :

Rating conditions(*) :Indoor air temperature 27 °C DB / 19 °C WB, Outdoor air temperature 35 °C DB

Heating :

Rating conditions(*) : Indoor air temperature 20 °C DB, Outdoor air temperature 7 °C DB / 6 °C DB

1.SPECIFICATIONS

1-1 Unit Specifications

– 5–

MODEL No. Indoor Unit SPA250R5TAA

Outdoor Unit GR250R7TAA

POWER SOURCE 380 - 400 - 415 V / 3N / 50 Hz

PERFORMANCE Cooling Heating

Capacity kW 7.38

BTU / h 25,000 27,000

Air circulation (Hi/Me/Lo) m3 / h1,140/1,020/840

Moisture removal(High) Liters/h 3.4-

ELECTRICAL RATINGS

Voltage rating V 380400415380400415

Available voltage range V 342 - 456 342 - 456

Running amperes* A 4.84.64.54.94.84.7

Max. running amperes** A 5.35.14.95.75.55.3

Power input kW 2.72 2.74 2.77 2.81 2.82 2.85

Power factor %86.1 86 85.6 87.1 84.8 84.4

C.O.P W / W 2.68 2.66 2.64 2.85 2.84 2.81

Max. starting amperes A 26 28 29 26 28 29

FEATURES

Controls / Thermostat control Microprocessor / I.C. thermostat

Timer ON / OFF 72-hours / ON/OFF 24-hours & Program

Fan speeds Indoor/Outdoor 3 and Automatic control/ 2 (Auto)

Airflow direction (Indoor) Automatic (Remote control)

Air filter Washable, easy access

Remote controller (Option) Wired : K70D026ZAA / Wireless : K70D027ZAA

Refrigerant control Electronic Refrigerant Control Valve

Drain pump (drain connection) No (20A, OD26mm)

Compressor Rotary

Operation sound Indoor - Hi/Me/Lo dB - A 45 / 41 / 37

Outdoor - Hi dB - A 52

REFRIGERANT TUBING

Limit of tubing length m (ft.) 50 (164)

Limit of tubing length at shipment m (ft.) 30 (98)

Limit of elevation difference m (ft.) Outdoor unit is higher than indoor unit: 50 (164)

between the two units Outdoor unit is lower than indoor unit: 30 (98)

Refrigerant tube Narrow tube mm (in) 6.35 (1 / 4)

outer diameter Wide tube mm (in) 15.88 (5 / 8)

Refrigerant amount at shipment kg R22 - 3.0

DIMENSIONS & WEIGHT Indoor unit Outdoor unit

Unit dimensions Height mm (in) 185(7-9/32) 735(28-30/32)

Width mm (in) 1,270(50) 940(37)

Depth mm (in) 670(26-12/32) 340(13-12/32)

Package dimensions Height mm (in) 271(10-21/32) 826(32-17/32)

Width mm (in) 1,370(53-30/32) 1,016(40)

Depth mm (in) 782(30-25/32) 416(16-12/32)

Net weight kg (lb) 28(62) 71(157)

Shipping weight kg (lb) 36(79) 77(170)

Shipping volume m

(Cu. ft.) 0.29(10.2) 0.349(12.3)

DATA SUBJECT TO CHANGE WITHOUT NOTICE

Cooling :

Rating conditions(*) : Indoor air temperature 27

C DB / 19

C WB, Outdoor air temperature 35

C DB

Heating :

Rating conditions(*) : Indoor air temperature 20

C DB, Outdoor air temperature 7

C DB / 6

C DB

1-1 Unit Specifications

1.SPECIFICATIONS

– 6–

MODEL No. Indoor Unit SPA360R5TAA

Outdoor Unit GR360R7TAA

POWER SOURCE 380 - 400 - 415 V / 3N / 50 Hz

PERFORMANCE Cooling Heating

Capacity kW 10.6 11.4

BTU / h 36,000 39,000

Air circulation (Hi/Me/Lo) m3 / h1,680/1,410/1,200

Moisture removal(High) Liters/h 4.8-

ELECTRICAL RATINGS

Voltage rating V 380400415380400415

Available voltage range V 342 - 456 342 - 456

Running amperes* A 5.35.25.15.45.25.1

Max. running amperes** A 6.36.26665.9

Power input kW 3.08 3.13.12 3.16 3.19 3.23

Power factor %88.3 86 85.1 88.9 88.5 88.1

C.O.P W / W 3.44 3.42 3.43.61 3.57 3.53

Max. starting amperes A 31 33 34 31 33 34

FEATURES

Controls / Thermostat control Microprocessor / I.C. thermostat

Timer ON / OFF 72-hours / ON/OFF 24-hours & Program

Fan speeds Indoor/Outdoor 3 and Automatic control/ 2 (Auto)

Airflow direction (Indoor) Automatic (Remote control)

Air filter Washable, easy access

Remote controller (Option) Wired : K70D026ZAA / Wireless : K70D027ZAA

Refrigerant control Electronic Refrigerant Control Valve

Drain pump (drain connection) No (20A, OD26mm)

Compressor Rotary

Operation sound Indoor - Hi/Me/Lo dB - A 47 / 43 / 39

Outdoor - Hi dB - A 53

REFRIGERANT TUBING

Limit of tubing length m (ft.) 50 (164)

Limit of tubing length at shipment m (ft.) 30 (98)

Limit of elevation difference m (ft.) Outdoor unit is higher than indoor unit: 50 (164)

between the two units Outdoor unit is lower than indoor unit: 30 (98)

Refrigerant tube Narrow tube mm (in) 9.52 ( 3 / 8 )

outer diameter Wide tube mm (in) 19.05 ( 3 / 4 )

Refrigerant amount at shipment kg R22 - 3.5

DIMENSIONS & WEIGHT Indoor unit Outdoor unit

Unit dimensions Height mm (in) 250(9-27/32) 1,235(48-20/32)

Width mm (in) 1,570(61-26/32) 940(37)

Depth mm (in) 670(26-12/32) 340(13-12/32)

Package dimensions Height mm (in) 336(13-7/32) 1,326(52-7/32)

Width mm (in) 1,670(65-24/32) 1,016(40)

Depth mm (in) 782(30-25/32) 416(16-12/32)

Net weight kg (lb) 41(90) 94(207)

Shipping weight kg (lb) 51(112) 101(223)

Shipping volume m

(Cu. ft.) 0.439(15.5) 0.56(19.8)

DATA SUBJECT TO CHANGE WITHOUT NOTICE

Cooling :

Rating conditions(*) : Indoor air temperature 27

C DB / 19

C WB, Outdoor air temperature 35

C DB

Heating :

Rating conditions(*) : Indoor air temperature 20

C DB, Outdoor air temperature 7

C DB / 6

C DB

1-1 Unit Specifications

1.SPECIFICATIONS

– 7–

MODEL No. Indoor Unit SPA480R5TAA

Outdoor Unit GR480R7TAA

POWER SOURCE 380 - 400 - 415 V / 3N / 50 Hz

PERFORMANCE Cooling Heating

Capacity kW 1416

BTU / h 47,800 54,600

Air circulation (Hi/Me/Lo) m3 / h1,920/1,610/1,320

Moisture removal(High) Liters/h 7.1-

ELECTRICAL RATINGS

Voltage rating V 380400415380400415

Available voltage range V 342 - 456 342 - 456

Running amperes* A 8.58.78.999.19.2

Max. running amperes** A 9.19.19.39.89.59.2

Power input kW 4.84 5.04 5.13 5.19 5.33 5.41

Power factor %86.5 83.6 80.2 87.6 84.5 81.8

C.O.P W / W 2.89 2.78 2.73 3.08 32.96

Max. starting amperes A 71 73 75 71 73 75

FEATURES

Controls / Thermostat control Microprocessor / I.C. thermostat

Timer ON / OFF 72-hours / ON/OFF 24-hours & Program

Fan speeds Indoor/Outdoor 3 and Automatic control/ 2 (Auto)

Airflow direction (Indoor) Automatic (Remote control)

Air filter Washable, easy access

Remote controller (Option) Wired : K70D026ZAA / Wireless : K70D027ZAA

Refrigerant control Electronic Refrigerant Control Valve

Drain pump (drain connection) No (20A, OD26mm)

Compressor Scroll

Operation sound Indoor - Hi/Me/Lo dB - A 48 / 44 / 40

Outdoor - Hi dB - A 55

REFRIGERANT TUBING

Limit of tubing length m (ft.) 50 (164)

Limit of tubing length at shipment m (ft.) 30 (98)

Limit of elevation difference m (ft.) Outdoor unit is higher than indoor unit: 50 (164)

between the two units Outdoor unit is lower than indoor unit: 30 (98)

Refrigerant tube Narrow tube mm (in) 9.52 ( 3 / 8 )

outer diameter Wide tube mm (in) 19.05 ( 3 / 4 )

Refrigerant amount at shipment kg R22 - 4.5

DIMENSIONS & WEIGHT Indoor unit Outdoor unit

Unit dimensions Height mm (in) 250(9-27/32) 1,235(48-20/32)

Width mm (in) 1,570(61-26/32) 940(37)

Depth mm (in) 670(26-12/32) 340(13-12/32)

Package dimensions Height mm (in) 336(13-7/32) 1,326(52-7/32)

Width mm (in) 1,670(65-24/32) 1,016(40)

Depth mm (in) 782(30-25/32) 416(16-12/32)

Net weight kg (lb) 41(90) 108(238)

Shipping weight kg (lb) 51(112) 115(254)

Shipping volume m

(Cu. ft.) 0.439(15.5) 0.56(19.8)

DATA SUBJECT TO CHANGE WITHOUT NOTICE

Cooling :

Rating conditions(*) : Indoor air temperature 27

C DB / 19

C WB, Outdoor air temperature 35

C DB

Heating :

Rating conditions(*) : Indoor air temperature 20

C DB, Outdoor air temperature 7

C DB / 6

C DB

1-1 Unit Specifications

1.SPECIFICATIONS

– 8–

1.SPECIFICATIONS

1-2 Major Component Specifications

(A) Indoor Unit

MODEL No. SPA250R5TAA

Source 220 - 230 - 240 V / 1 phase / 50Hz

Remote Controller (option) Wired : K70D026ZAA /Wireless : K70D027ZAA

Controller P.C.B. Ass’y CR-X253GH (Microprocessor)

Fan (Number…diameter) mm Centrifugal (4...ø130)

Fan Motor

Model…Nominal output WKFG4Q–41A5P...40 W

Source 220 - 230 - 240 V / 1 phase / 50Hz

No. of pole…r.p.m. (230 V, High) rpm. 4...1,198

Coil resistance ΩBRN–WHT :175.1 ,ORG–YEL :70.9

(Ambient temperature 20 °C) WHT–VLT :43.6 ,WHT–PNK :15.6

VLT–ORG :27.0

Safety device

Operatingtemperature Open °C130 ±5 °C

Close °CDifferential 15 deg. (min.)

Run capacitor VAC, µF440 V, 2.5 µF

Electronic refrigerant control valve

Solenoid control model DKV-MOZS550E0

Coil resistance (at 20 °C) ΩORG–GRY:46 ,YEL–GRY:46

RED–GRY:46 ,BLK–GRY:46

Solenoid control valve model IKV-24D12

Heat exchanger

Coil Aluminum plate fin / Copper tube

Rows…fin pitch mm 3…1.7

Face area m20.170

Auto louver motor MC8 D

Auto louver motor...Rated V, Hz, W, rpm. 220 - 240 VAC, 50 Hz, 3 W, 3.3 rpm. 8P

Coil resistance (at 25 ˚C) Ω14,900 Ω±8 %

Dew proof heater V, W 240 V, 15 W

– 9–

1.SPECIFICATIONS

(A) Indoor Unit

MODEL No. SPA360R5TAA

Source 220 - 230 - 240 V / 1 phase / 50Hz

Remote Controller (option) Wired : K70D026ZAA / Wireless : K70D027ZAA

Controller P.C.B. Ass’y CR-X253GH (Microprocessor)

Fan (Number…diameter) mm Centrifugal (4...ø150)

Fan Motor

Model…Nominal output WKFG4Q–101D5P...100 W

Source 220 - 230 - 240 V / 1 phase / 50Hz

No. of pole…r.p.m. (230 V, High) rpm. 4...1,194

Coil resistance ΩBRN–WHT :43.3 ,ORG–YEL :349.3

(Ambient temperature 20 °C) WHT–VLT :16.6 ,VLT–PNK :40.8

VLT–ORG :24.5

Safety device

Operating temperature Open °C130 ±5 °C

Close °CDifferential 15 deg. (min.)

Run capacitor VAC, µF440 V, 4.0 µF

Electronic refrigerant control valve

Solenoid control model EKV-MOZS559E0

Coil resistance (at 20 °C) ΩORG–GRY:46 ,YEL–GRY:46

RED–GRY:46 ,BLK–GRY:46

Solenoid control valve model HKV-30D16

Heat exchanger

Coil Aluminum plate fin / Copper tube

Rows…fin pitch mm 3…1.7

Face area m20.34

Auto louver motor MC8 D

Auto louver motor...Rated V, Hz, W, rpm. 220 - 240 VAC, 50 Hz, 3 W, 3.3 rpm. 8P

Coil resistance (at 25 ˚C) Ω14,900 Ω±8 %

Dew proof heater V, W 240 V, 17 W

– 10 –

1.SPECIFICATIONS

(A)Indoor Unit

MODEL No. SPA480R5TAA

Source 220 - 230 - 240 V / 1 phase / 50Hz

Remote Controller (option) Wired : K70D026ZAA /Wireless : K70D027ZAA

Controller P.C.B. Ass’y CR-X253GH (Microprocessor)

Fan (Number…diameter) mm Centrifugal (4...ø150)

Fan Motor

Model…Nominal output WKFG4Q–101D5P...100 W

Source 220 - 230 - 240 V / 1 phase / 50Hz

No. of pole…r.p.m. (230 V, High) rpm. 4...1,212

Coil resistance ΩBRN–WHT :43.3 ,ORG–YEL :349.3

(Ambient temperature 20 °C) WHT–VLT :16.6 ,VLT–PNK :40.8

VLT–ORG :24.5

Safety device

Operatingtemperature Open °C130 ±5 °C

Close °CDifferential 15 deg. (min.)

Run capacitor VAC, µF440 V, 4.5 µF

Electronic refrigerant control valve

Solenoid control model EKV-MOZS559E0

Coil resistance (at 20 °C) ΩORG–GRY:46 ,YEL–GRY:46

RED–GRY:46 ,BLK–GRY:46

Solenoid control valve model HKV-30D16

Heat exchanger

Coil Aluminum plate fin / Copper tube

Rows…fin pitch mm 3…1.7

Face area m20.34

Auto louver motor MC8 D

Auto louver motor...Rated V, Hz, W, rpm. 220 - 240 VAC, 50 Hz, 3 W, 3.3 rpm. 8P

Coil resistance (at 25 ˚C) Ω14,900 Ω±8 %

Dew proof heater V, W 240 V, 17 W

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