Technibel CA250X5TAA Operating manual

TECHNICAL & SERVICE MANUAL
SPLIT SYSTEM AIR CONDITIONER
CA250X5TAA - GR250X5TAA
CA250X5TAA - GR250X7TAA
CA360X5TAA - GR360X7TAA
CA480X5TAA - GR480X7TAA
0.8180.112.1 05/01

−
2
−
Table of Contents
1.SPECIFICATIONS…………………………………………………………………………… 3
1-1 Unit Specifications…………………………………………………………………….. 3
1-2 Major Component Specifications……………………………………………………. 7
(A) Indoor Unit……………………………………………………………………….... 7
(B) Outdoor Unit………………………………………………………………………. 9
1-3 Other Component Specifications……………………………………………………. 12
(A) Indoor Unit……………………………………………………………………….... 12
(B) Outdoor Unit………………………………………………………………………. 13
1-4 Dimensional Data……………………………………………………………………... 14
(A) Indoor Unit……………………………………………………………………….... 14
(B) Outdoor Unit………………………………………………………………………. 16
1-5 Refrigerant Flow Diagram……………………………………………………………. 18
1-6 Operating Range……………………………………………………………………… 20
1-7 Cooling Capacity………………………………………………………………………. 21
1-8 Noise Criterion Curves……………………………………………………………….. 25
1-9 Air Throw Distance Chart…………………………………………………………….. 27
2. PROCESSES AND FUNCTIONS……………………………………………………….… 28
2-1 Room Temperature Control………………………………………………………….. 28
2-2 Freeze Prevention (Cooling)……………………………………………………….… 29
2-3 Drain Pump Control…………………………………………………………………… 29
2-4 Outdoor Fan Control………………………………………………………………….. 30
3. ELECTRICAL DATA………………………………………………………………………... 31
3-1 Electrical Characteristics……………………………………………………………... 31
3-2 Electric Wiring Diagrams / Schematic Diagrams…………………………………... 33
(A) Indoor Unit……………………………………………………………………….... 33
(B) Outdoor Unit………………………………………………………………………. 35
4. SERVICE PROCEDURES………………………………………………………………….. 43
4-1 Troubleshooting……………………………………………………………………….. 43
4-2 A Sensor is Defective…………………………………………………………………. 54
4-3 Operation of Major Electrical parts………………………………………………….. 54
4-4 Checking the Electrical Components……………………………………………….. 55

– 3–
1.SPECIFICATIONS
MODEL No. Indoor Unit CA250X5TAA
Outdoor Unit GR250X5TAA
POWER SOURCE 220 - 230 - 240 V / 1 Phase / 50 Hz
PERFORMANCE Cooling
Capacity kW 7.3
BTU / h 25,000
Air circulation (Hi/Me/Lo) m3 / h1,140/1,020/840
Moisture removal(High) Liters/ h3.6
ELECTRICAL RATINGS
Voltage rating V 220230240
Available voltage range V 198 - 264
Running amperes* A14.5 14.6 14.7
Max. running amperes** A20.2 19.6 19.4
Power input kW 3.01 3.07 3.16
Power factor %94.4 91.4 89.6
C.O.P W / W 2.43 2.38 2.31
Max. starting amperes A 69 72 75
FEATURES
Controls Microprocessor
Timer 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 (Accessory) RCS-5PN3E
Refrigerant control Capillary tube
Drain pump (drain connection) Max. head 25cm above drain connection (25A,OD32mm)
Compressor Rotary
Operation sound Indoor - Hi/Me/Lo dB - A 37 / 35 / 31
Outdoor - Hi dB - A 53
REFRIGERANT TUBING
Limit of tubing length m (ft.) 40 (131)
Limit of tubing length at shipment m (ft.) 15 (49)
Limit of elevation difference m (ft.) Outdoor unit is higher than indoor unit: 40 (131)
between the two units Outdoor unit is lower than indoor unit: 25 (82)
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 - 2.4
DIMENSIONS & WEIGHT Indoor unit Outdoor unit
Unit dimensions Height mm (in) 328(12-29/32) 735(28-30/32)
Width mm (in) 860(33-27/32) 940(37)
Depth mm (in) 860(33-27/32) 340(13-12/32)
Package dimensions Height mm (in) 410(16-5/32) 826(32-17/32)
Width mm (in) 988(38-29/32) 1,016(40)
Depth mm (in) 988(38-29/32) 416(16-12/32)
Net weight kg (lb) 30(66) 68(150)
Shipping weight kg (lb) 47(104) 74(163)
Shipping volume m
3
(Cu. ft.) 0.4(14.1) 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
1-1 Unit Specifications

– 4–
1.SPECIFICATIONS
MODEL No. Indoor Unit CA250X5TAA
Outdoor Unit GR250X7TAA
POWER SOURCE 380 - 400 - 415 V / 3N / 50 Hz
PERFORMANCE Cooling
Capacity kW 7.3
BTU / h 25,000
Air circulation (Hi/Me/Lo) m3 / h1,140/1,020/840
Moisture removal(High) Liters/ h3.6
ELECTRICAL RATINGS
Voltage rating V 380400415
Available voltage range V 342- 456
Running amperes* A 4.74.74.6
Max. running amperes** A 65.85.7
Power input kW 2.76 2.82.81
Power factor %89.2 86 85
C.O.P W / W 2.64 2.61 2.6
Max. starting amperes A 27 29 30
FEATURES
Controls Microprocessor
Timer 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 (Accessory) RCS-5PN3E
Refrigerant control Capillary tube
Drain pump (drain connection) Max. head 25cm above drain connection (25A,OD32mm)
Compressor Rotary
Operation sound Indoor - Hi/Me/Lo dB - A 37 / 35 / 31
Outdoor - Hi dB - A 53
REFRIGERANT TUBING
Limit of tubing length m (ft.) 40 (131)
Limit of tubing length at shipment m (ft.) 15 (49)
Limit of elevation difference m (ft.) Outdoor unit is higher than indoor unit: 40 (131)
between the two units Outdoor unit is lower than indoor unit: 25 (82)
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 - 2.4
DIMENSIONS & WEIGHT Indoor unit Outdoor unit
Unit dimensions Height mm (in) 328(12-29/32) 735(28-30/32)
Width mm (in) 860(33-27/32) 940(37)
Depth mm (in) 860(33-27/32) 340(13-12/32)
Package dimensions Height mm (in) 410(16-5/32) 826(32-17/32)
Width mm (in) 988(38-29/32) 1,016(40)
Depth mm (in) 988(38-29/32) 416(16-12/32)
Net weight kg (lb) 30(66) 68(150)
Shipping weight kg (lb) 47(104) 74(163)
Shipping volume m3(Cu. ft.) 0.4(14.1) 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
1-1 Unit Specifications

– 5–
1.SPECIFICATIONS
MODEL No. Indoor Unit CA360X5TAA
Outdoor Unit GR360X7TAA
POWER SOURCE 380 - 400 - 415 V / 3N / 50 Hz
PERFORMANCE Cooling
Capacity kW 10.6
BTU / h 36,000
Air circulation (Hi/Me/Lo) m3 / h1,920/1,680/1,320
Moisture removal(High) Liters/ h4.7
ELECTRICAL RATINGS
Voltage rating V 380400415
Available voltage range V 342 - 456
Running amperes* A 5.25.15.1
Max. running amperes** A 6.76.56.4
Power input kW 3.07 3.11 3.15
Power factor %89.7 88 85.9
C.O.P W / W 3.45 3.41 3.37
Max. starting amperes A 31 33 34
FEATURES
Controls Microprocessor
Timer 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 (Accessory) RCS-5PN3E
Refrigerant control Capillary tube
Drain pump (drain connection) Max. head 25cm above drain connection (25A,OD32mm)
Compressor Rotary
Operation sound Indoor - Hi/Me/Lo dB - A 43 / 40 / 36
Outdoor - Hi dB - A 54
REFRIGERANT TUBING
Limit of tubing length m (ft.) 50 (164)
Limit of tubing length at shipment m (ft.) 15 (49)
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 - 4.0
DIMENSIONS & WEIGHT Indoor unit Outdoor unit
Unit dimensions Height mm (in) 358(14-3/32) 1,235(48-20/32)
Width mm (in) 1,150(45-9/32) 940(37)
Depth mm (in) 860(33-27/32) 340(13-12/32)
Package dimensions Height mm (in) 440(17-10/32) 1,326(52-7/32)
Width mm (in) 1,278(50-10/32) 1,016(40)
Depth mm (in) 988(38-29/32) 416(16-12/32)
Net weight kg (lb) 38(84) 94(207)
Shipping weight kg (lb) 62(137) 101(223)
Shipping volume m
3
(Cu. ft.) 0.556(19.6) 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
1-1 Unit Specifications

– 6–
1.SPECIFICATIONS
MODEL No. Indoor Unit CA480X5TAA
Outdoor Unit GR480X7TAA
POWER SOURCE 380 - 400 - 415 V / 3N / 50 Hz
PERFORMANCE Cooling
Capacity kW 14
BTU / h 47,800
Air circulation (Hi/Me/Lo) m3 / h1,920/1,680/1,320
Moisture removal(High) Liters/ h7.4
ELECTRICAL RATINGS
Voltage rating V 380400415
Available voltage range V 342 - 456
Running amperes* A 8.48.58.9
Max. running amperes** A10.3 9.99.5
Power input kW 4.74.76 4.86
Power factor %85 80.8 76
C.O.P W / W 2.98 2.94 2.88
Max. starting amperes A 71 73 75
FEATURES
Controls Microprocessor
Timer 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 (Accessory) RCS-5PN3E
Refrigerant control Capillary tube
Drain pump (drain connection) Max. head 25cm above drain connection (25A,OD32mm)
Compressor Rotary
Operation sound Indoor - Hi/Me/Lo dB - A 43 / 40 / 36
Outdoor - Hi dB - A 56
REFRIGERANT TUBING
Limit of tubing length m (ft.) 50 (164)
Limit of tubing length at shipment m (ft.) 15 (49)
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 - 4.3
DIMENSIONS & WEIGHT Indoor unit Outdoor unit
Unit dimensions Height mm (in) 358(14-3/32) 1,235(48-20/32)
Width mm (in) 1,150(45-9/32) 940(37)
Depth mm (in) 860(33-27/32) 340(13-12/32)
Package dimensions Height mm (in) 440(17-10/32) 1,326(52-7/32)
Width mm (in) 1,278(50-10/32) 1,016(40)
Depth mm (in) 988(38-29/32) 416(16-12/32)
Net weight kg (lb) 38(84) 106(234)
Shipping weight kg (lb) 62(137) 113(249)
Shipping volume m3(Cu. ft.) 0.556(19.6) 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
1-1 Unit Specifications

– 7–
1.SPECIFICATIONS
(A)Indoor Unit
MODEL No.CA250X5TAA
Source 220 - 230 - 240 V / 1 phase / 50 Hz
Remote controller (Accessory) RCS- 5PN3E
Controller P. C. B Ass'y CR - X363GS
Switch Ass'y SW - X363GS
Fan (Number … diameter) mm Turbo (1… ø 490)
Fan motor
Model … Nominal output WSFG6X - 41A5P … 40 W
Source 220 - 230 - 240 V / 1 phase / 50 Hz
No. of pole … r.p.m. (230 V, High) rpm 6 … 470
Coil resistance ΩBRN–WHT :114.0 ,ORG–YEL :66.4
(Ambient temperature 20 °C) WHT–VLT :23.9 ,WHT–PNK : 77.4
VLT –ORG :12.4 ,YEL–BLK : 82.1
Safety device
Operating temperature Open°C130±8 °C
Close°C79±15 °C
Run capacitor VAC , µF440 V , 4 µF
Heat exchanger
Coil Aluminum plate fin / Copper tube
Rows … fin pitch mm 2 … 1.7
Face area m20.295
Panel
Model No. PNR - X253GS
Indicator Lamp Ass'y IND - X253GS
Dew proof heater 240 V , 26 W
Auto louver motor M2LB24ZA12
Auto louver motor … Rated V, W, rpm. 240 VAC , 3 W , 2.5 rpm
Coil resistance (at 25 °C) Ω15,620 Ω±15 %
1-2 Major Component Specifications

– 8–
1.SPECIFICATIONS
(A) Indoor Unit
MODEL No.CA360X5TAA CA480X5TAA
Source 220 - 230 - 240 V / 1 phase / 50 Hz
Remote controller (Accessory) RCS - 5PN3E
Controller P. C. B Ass'y CR - X363GS
Switch ass'y SW - X363GS
Fan (Number … diameter) mm Turbo (1… ø 490)
Fan motor
Model … Nominal output WSFG6X - 61A3P … 60 W
Source 220 - 230 - 240 V / 1 phase / 50 Hz
No. of pole … r.p.m. (230 V, High) rpm 6 … 530
Coil resistance ΩBRN –WHT :71.1 ,ORG–YEL :22.7
(Ambient temperature 20 °C) WHT–VLT :8.7 ,VLT –PNK :43.2
VLT –ORG :13.3 ,YEL–BLK :54.32
Safety device
Operating temperature Open°C130±8 °C
Close°C79±15 °C
Run capacitor VAC , µF440 V , 6 µF
Heat exchanger
Coil Aluminum plate fin / Copper tube
Rows … fin pitch mm 2 … 1.7
Face area m20.479
Panel
Model No. PNR - X483GS
Indicator Lamp ass'y IND - X483GS
Dew proof heater 240 V , 31 W
Auto louver motor M2LB24ZA12
Auto louver motor … Rated V, W, rpm 240 VAC , 3 W , 2.5 rpm
Coil resistance (at 25 °C) Ω15,620Ω±15 %

– 9–
1.SPECIFICATIONS
(B) Outdoor Unit
MODEL No. GR250X5TAA
Source 220 - 230 - 240 V / 1 phase / 50 Hz
Compressor Rotary (Hermetic)
Model ... Code No. C -R221H5V
Nominal output W2,200
Compressor oil cc 1,350
Coil resistance (at 25°C) Ω C - R : 0.76, C - S :2.76
Refrigerant amount at shipment kg R22 - 2.4
Safety device Internal/OL - D24
Operating temperature Open °C 160±5/150±10
Close °C 87±9/63±10
Run capacitor V,µF400V, 40
High pressure switch ACB -1TB07
Set pressure OFF kg/cm230
ON kg/cm224 ±2.0
Fan (Number…diameter (mm)) Propeller (1…ø 460)
Fan motor
Model…Nominal output WKFC6S - 91C5P…100 W
No. of pole ... rpm (230V, High) rpm 6...868
Coil resistance ΩBRN–WHT :61.0
(Ambient temperature 20°C) YEL–PNK :17.7
WHT–YEL :64.3
Safety device Internal type
Operating temperature Open °C130±8
Close °C79±15
Run capacitor VAC, µF440 V, 5 µF
Heat exchanger
Coil Aluminium plate fin / Copper tube
Rows ... fin pitch mm 2...2.0
Face area m20.616
+ 2.0
+ 0.5
1-2 Major Component Specifications

– 10–
1.SPECIFICATIONS
(B) Outdoor Unit
MODEL No.GR250X7TAA
Source 380 - 400 - 415 V / 3 phase / 50 Hz
Compressor Rotary (Hermetic)
Model … Code No. C - R224H8S
Nominal output W2,200
Compressor oil CC 1,350
Coil resistance (at 25°C) ΩR - S:5.54,S - T:5.54,T - R:5.54
Refrigerant amount at shipment kg R22 - 2.4
Safety device Internal type External type
Overload relay models —FMSA - 1SZ607A
Operating temperature Open °C120±5—
Close °C98±11 —
Operating ampere (at 25°C) A—6A, 110 %
Run capacitor V, µF—
High pressure switch ACB - 1TB07
Set pressure OFFkg/cm230
ON kg/cm224 ±2.0
Fan Number … diameter mm Propeller (1 … ø 460)
Fan motor
Model … Nominal output WKFC6S - 91C5P … 100 W
No. of pole … rpm (230 V, High) rpm 6 … 868
Coil resistance ΩBRN–WHT :61.0 ,YEL–PNK :17.7
(Ambient temperature 20°C) WHT–YEL :64.3
Safety device
Operating temperature Open °C130±8
Close °C79±15
Run capacitor VAC, µF440V, 5 µF
Heat exchanger
Coil Aluminum plate fin / Copper tube
Rows … fin pitch mm 2 … 2.0
Face area m20.616
+ 2.0
+ 0.5