Argoclima AER522SCL3 Manual de Serviço Página 1

TECHNICAL & SERVICE MANUAL Indoor Unit Outdoor Unit FCR518/522CL AER

6DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B.Outdoor air temperature 35°

7DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B.Outdoor air temperature 35°

8DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B.Outdoor air temperature 35°

9DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B.Outdoor air temperature 35°

102-2. Major Component Specifications2-2-1. Indoor UnitDATA SUBJECT TO CHANGE WITHOUT NOTICE.Part No. POW–K188EControls MicroprocessorControl circuit

11DATA SUBJECT TO CHANGE WITHOUT NOTICE.Part No. POW–K228EControls MicroprocessorControl circuit fuse 250 V – 3.15 ARemote Control Unit RCS–8PS3EType

12DATA SUBJECT TO CHANGE WITHOUT NOTICE.Part No. POW–K185GS–NControls MicroprocessorControl circuit fuse 250 V – 3 ARemote Control Unit RCS – 5PN3ETyp

13DATA SUBJECT TO CHANGE WITHOUT NOTICE.Part No. POW–K185GS–NControls MicroprocessorControl circuit fuse 250 V – 3 ARemote Control Unit RCS – 5PN3ETyp

DATA SUBJECT TO CHANGE WITHOUT NOTICE.Part No. POW-C181BL (Only CLR model)Control circuit fuse 250V – 5A (Only CLR model)Type Rotary (Hermetic)Comp

DATA SUBJECT TO CHANGE WITHOUT NOTICE.Part No. Johnson Control (Only CLR model)Type Rotary (Hermetic)Compressor model C-RN223H8A 80244088BSource 380

iImportant! Please Read Before StartingThis air conditioning system meets strict safety andoperating standards. As the installer or service person,it

2-3. Other Component Specifications16Thermistor (Room sensor) DTN-TKS142BResistance kΩ 25°C 5.0 ± 3%Thermistor (Coil sensor) DTN-TKS131BResistance kΩ

Thermistor (Room sensor TH2) KTEC-35-S6ResistancekΩ 10°C10.0 ±4%30°C 4.0 ±4%15°C7.9 ±4%35°C 3.3 ±4%20°C6.3 ±4%40°C 2.7 ±4%25°C5.0 ±4%50°C 1.8 ±4%T

Outdoor Unit AER518SC3Negative Phase Relay (47C) RDR-S400Rating AC 415V, 3-phase 50HzContact rating AC 400V, 1AOperation Positive phase: ONNegative

Outdoor Unit AER518SCL3Solid State Relay (SSR) G3L-205TL-TS1InputRated voltage DC 12VControl voltage range DC 0V to 6.4VLoad voltage range AC 75V to 2

Electro Magnetic Contactor (MG) HE-10TB TH-7AMagnetic ContactorCoil rating AC 220–240V, 50Hz / AC 240–260V, 60HzCoil resistance Ω (at 25°C) 1,260 ±

Electro Magnetic Contactor (MG) HE-10TB TH-7AMagnetic ContactorCoil rating AC 220–240V, 50Hz / AC 240–260V, 60HzCoil resistance Ω (at 25°C) 1,260 ±

223. DIMENSIONAL DATAIndoor Unit AWR518CLAWR522CL2854599545147.5 147.5206 (3)Remote control unitCenter of tubing hole (2 places)Narro

Indoor Unit FCR518CL FCR522CL 8674 74Center of tubing holeø75 (4 places)Wide tube ø12.7 (1/2")Narrow tube ø6.35 (1/4")Drain

24Outdoor Unit AER518SC3Air dischargeAir intake538 1463073374 – ø12 holes830196303056195Wide tube service valve ø12.7 (1/2")Narrow tube service v

25Outdoor Unit AER522SC3Wide tube service valve ø15.88 (5/8")Narrow tube service valve ø6.35 (1/4")Check port ø6.35 (1/4")8688155577386

Table of Contents Page 1 OPERATING RANGE 1 2 SPECIFICATIONS 2-1 Unit Specification 2 2-2 Major Components Specifications

4. REFRIGERANT FLOW DIAGRAMIndoor Unit AWR518CLFCR518CLOutdoor Unit AER518SC3CompressorWide tubeservicevalveWide tubeO.D.ø15.88 mm(5/8 ")Narrowtu

Indoor Unit AWR518CLFCR518CLOutdoor Unit AER518SCL3CompressorWide tubeservicevalveWide tubeO.D.ø15.88 mm(5/8 ")NarrowtubeservicevalveNarrow tubeO

5-1. Air Throw Distance ChartHorizontal distance (m)Axis air velocity (m/s)Vertical distance (m)Room air temp. : 27°CFan speed : HighHeatingHorizontal

29Indoor Unit FCR518CL01234567012345673421010234Horizontal distance (m)Horizontal distance (m)Axis air verocity (m/s)Vertical distance (m)Axis air ver

30Indoor Unit FCR522CL01234567012345673421010234Horizontal distance (m)Horizontal distance (m)Axis air verocity (m/s)Vertical distance (m)Axis air ver

5-2. Coolling capacityINDOOR UNIT: AWR518CLOUTDOOR UNIT: AER518SC3400V 50 HzRATING CAPACITY 5 kWAIR FLOW RATE 760 m³/hEVAPORATOR CON

400V 50 HzRATING CAPACITY 5 kWAIR FLOW RATE 760 m³/hEVAPORATOR CONDENSERENT.TEMP. °C OUTDOOR AMBIENT TEMP. °CW.B. D.B. 25 30 35 40 43TC 4.74 4.60 4.

INDOOR UNIT: AWR522CLOUTDOOR UNIT: AER522SC3 / AER522SCL3400V 50 HzRATING CAPACITY 6,15 kWAIR FLOW RATE 830 m³/hEVAPORATOR CONDENSER

INDOOR UNIT: FCR518CLOUTDOOR UNIT: AER518SC3 400V 50 HzRATING CAPACITY 5.1 kWAIR FLOW RATE 800 m³/hEVAPORATOR CONDENSE

INDOOR UNIT: FCR518CLOUTDOOR UNIT: AER518SCL3400V 50 HzRATING CAPACITY 5 kWAIR FLOW RATE 800 m³/hEVAPORATOR CONDENSERENT.TEMP. °C O

11-3 Checking Motor Capacitor 72 12 DISASSEMBLY PROCEDURE FOR INDOOR UNIT 12-1 Removing air intake grille 73 12-2 Removing side panels 74

INDOOR UNIT: FCR522CLOUTDOOR UNIT: AER522SC3 / AER522ACL3400V 50 HzRATING CAPACITY 6,15 kWAIR FLOW RATE 900 m³/hEVAPORATOR CONDENSER

376. ELECTRICAL DATA6-1. Electrical CharacteristicsIndoor Unit Outdoor Unit Complete UnitFan Motor Fan Motor CompressorPerformance at

38Indoor Unit Outdoor Unit Complete UnitFan Motor Fan Motor CompressorPerformance at 23O V 5

Indoor Unit Outdoor Unit Rating Conditions: Indoor Air Temperature 27°C DB / 19°C WBOutdoor Air Temperature 35°C DBFull Load Conditions: Indoor Air T

Indoor Unit Outdoor Unit Rating Conditions: Indoor Air Temperature 27°C DB / 19°C WBOutdoor Air Temperature 35°C DBFull Load Conditions: Indoor Air T

6-2 Electric Wiring Diagrams Indoor Unit FCR518CL WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, se

Indoor Unit AWR518CL AWR522CL 42

Outdoor Unit AER518SC3 WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or

Outdoor Unit AER518SCL3 WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or

457. INSTALLATION INSTRUCTIONS7-1. Installation Site SelectionTo prevent abnormal heatgeneration and the possibilityof fire, don’t place obstacles,enc

11. OPERATING RANGETemperature Indoor Air Intake Temp. Outdoor Air Intake Temp.CoolingMaximum 32°C D.B. / 23°C W.B. 43°C D.B.Minimum 19°C D.B. / 14°C

46AVOID:●heat sources, exhaust fans, etc. (Fig. 3)●damp, humid or uneven locations.DO:●choose a place as cool as possible.●choose a place that is well

477-2. Remote Control Unit InstallationPositionThe remote control unit can be operated from either anon-fixed position or a wall-mounted position.To e

48Regulations on wiring diameter differ from locality tolocality. For field wiring requirements, please refer toyour local electrical codes. Carefull

8. FUNCTION8-1. Room Temperature Control●Room temperature control is obtained by cycling the compressor ON and OFF under control of the roomtemperatur

8-2. Dry Operation (Dehumidification)●Dry operation uses the ability of the cooling cycle to remove moisture from the air, but by running at low level

51 8-4 LOW AMBIENT FAN SPEED CONTROL < FOR AER518SCL3 >●This function protects the compressor from being damaged due to flowback of the liquid

(FOR AER522SCL3) This function protects the compressor from being damaged due to flowback of the liquid refrigerant to the compressor when the outd

9. REFRIGERANT R407C : SPECIAL PRECAUTIONS WHEN SERVICING UNIT9-1. Characteristics of new refrigerant R407C9-1-1.What is new refrigerant R407CR407C is

9-3. Tools specifically for R407C● For servicing, use the following tools for R407C ● The above tools specifically for R407C must not be used for R22

9-5. In case of compressor malfunction● Should the compressor malfunction, be sure to replace compressor as quickly aspossible. ● Use only the tools i

22. SPECIFICATIONS2-1. Unit SpecificationsDATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.

ValveValveSingle valveCharge the liquid refrigerant with the cylinder in the up-side-down position.Single valve (with siphon tube)Charge with the cyli

9-6. In case refrigerant is leaking● Never attempt to charge additional refrigerant when refrigerant has been leakingfrom the unit. Follow the procedu

(6) Recharging• Be sure to charge the specified amount ofrefrigerant in liquid stateusing the service port ofwide tube service valve. The proper amoun

9-7. Charging additional refrigerant9-7-1.When tubes are extended• Observe the proper amount of refrigerant as stated in this service manual or the in

10. TROUBLESHOOTING10-1. Check before and after troubleshooting10-1-1. Check power supply wiring.●Check that power supply wires are correctly connecte

6110-2. Air conditioner does not operate.10-2-1. Circuit breaker trips (or fuse blows).A. When the circuit breaker is set to ON, it is tripped soon.

6210-2-2. Neither indoor nor outdoor unit runs.A. Power is not supplied.B. Check remote control unit.C. Check "OPERATION selector" switch in

63E. Check fuse on the indoor PCB Ass'y.F. Check TIMER on the remote control unit.OKOKOKOKOK•Check fuse on indoor PCB Ass'y for continuity.

6410-2-3. Only outdoor unit does not run.A. Check MODE selector switch of remote control unit.B. Check setting temperature.C. Check power relay in out

65E. Check negative phase relay.F. Check magnetic contactor.G. Check indoor PCB Ass'y.H. Check compressor motor protector.Check negative phase re

3DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B.Outdoor air temperature 35°

6610-3. Some part of air conditioner does not operate.10-3-1. Only indoor fan does not run.10-3-2. Only outdoor fan does not run.Fan cannotbe turned.O

67● Check transformer in outdoor unit. (AER518SCL3 Only)● Check fuse on outdoor PCB Ass'y. (AER518SCL3 Only)•Measure resistance of primary and se

7910-3-3. Only compressor does not run.10-3-4. Only flap motor does not run.10-3-5. Function of outdoor fan speed control does not work properly.

6910-4. Air conditioner operates, but abnormalities are observed.10-4-1. Poor cooling.10-4-2. Excessive cooling.Air filter is clogged.NOYESTemperature

7010-5. If a sensor is defective.10-5-1. Indoor coil temp. thermistor (TH1) is defective.A. OpenWhen thermistor opens, the air conditioner will be in

7111-1. Measurement of InsulationResistance●The insulation is in good condition if the resistanceexceeds 2MΩ.11-1-1.Power Supply WiresClamp the ground

7211-2. Checking Continuity of Fuseon PCB Ass'y●Remove the PCB Ass’y from the electricalcomponent box. Then pull out the fuse from the PCBAss’y.

7312-1. Removing Air Intake Grille(1) Hold both ends and pull forward to open theair intake grille. (Fig. 1)(2) Remove the metal clips connecting the

7412-2. Removing Side Panels(1) Remove the 3 screws attaching the left side panel.(Fig. 3)(2) Note the position of the hook on the inside of theleft s

7512-4. Removing Flap Motor(1) Remove the 3 screws used to mount the top panel.(Fig. 6)(2) While unlatching the 2 tabs inside the back of thetop panel

DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B.Outdoor air temperature 35°C

76(3) Remove the 6 screws of the front panel and pull it toward you. (Fig. 9)(4) Remove the 2 screws used to mount theevaporator. (Fig. 10)(5) Remove

7712-6. Removing Fan and Fan Motor(1) Unlatch the 2 hooks on each side to take off thefront fan casing. (Fig. 12)(2) Remove the 2 screws attaching the

Printed in italyVia Varese, 90 - 21013 Gallarate - Va - ItalyTel. +39 0331 755111 - Fax +39 0331 776240www.argoclima.it

5DATA SUBJECT TO CHANGE WITHOUT NOTICE.Remarks: Rating conditions are:Cooling: Indoor air temperature 27°C D.B. / 19°C W.B.Outdoor air temperature 35°