Argo Clima AS52AL Manuel de service

TECHNICAL DATA& SERVICE MANUALINDOOR UNIT:AS52ALSPLIT SYSTEM AIR CONDITIONER 0.8180.416.0 07/2005Model No. Product Code No.AS52AL 387006130®

4-2 Heat Mode Operation10

4-3 Auto (Cool/Heat) Mode Operation11

4-4 Dry Mode Operation12

4-5 Fan Mode Operation4-6 Protection operations in Cool and Dry Mode1. Indoor Coil Defrost Protection5 Protection Operations in Cool and Dry Modes13

2. Outdoor Coil High Pressure Protection14

4-7 Protection Operations in Heat Mode1. Outdoor Coil Deice Protection15

16

2. Indoor Coil High Pressure Protection in Heat Mode17

4-8 Sleep Function4-9 Daily Timer Function4-10 IFEEL Function18

4-11 Pump OperationDrain pump operates only in Cool and Dry Mode.The float switch used for water level detection is closed under normal condition, an

IMPORTANT!Please read before installationThis air conditioning system meets strict safety and operatingstandards.For the installer or service person,

6. TROUBLESHOOTING6-1. Check before and after troubleshooting6-1-1. Check power supply wiring.●Check that power supply wires are correctly connected

5-2-2.Check PUSH BUTTON in the indoor unitB. Circuit breaker trips in several minutes after turning the air conditioner on.●There is a possibility of

C. Check remote control unit.D. Check fuse on the indoor PCB Ass'y.E. Check TIMER on the remote control unit.•Timer is turned ON. Check to see if

6-2-3. Only outdoor unit does not run.A. Check setting temperature.6-2-4. Only Indoor unit does not run.•Indoor PCB Ass'y is defective.OKNOIs r

5-3. Some part of air conditioner does not operate.5-3-1. Only indoor fan does not run.5-3-2. Only flap motor does not run.5-3-3. Only outdoor fan doe

5-3-3. Only compressor does not runCheck compressor motor Overload relay is workingcapacitor C1 (either OLR T or OLR A)Measure resistance of Tempera

5-4. Air conditioner operates, but abnormalities are observed5-4-1. Operation does not switch from HEAT to COOL (or COOL to HEAT)Remote control unit R

6-4-2. Poor cooling or heating.6-4-3. Excessive cooling or heating.NONO•Set temperature is suitable.Set temperature to higher or lower value using t

6-5 If a sensor is defective6-5-1 ICT (indoor coil sensor) OCT(outdoor coil sensor) RAT (room ambient temperature) are defective.NOTE Allarm signal (*

6. CHECKING ELECTRICAL COMPONENTS6-1 Measurement of InsulationResistanceThe insulation is in good condition if the resistance exceeds 2MΩ 6-1-1. Power

Page1. SPECIFICATIONS41-1 Unit specifications 41-2 Major Component specifications 51-3 Other Component specifications 62. DIMENSIONAL DATA73. ELECTRIC

6-2 Checking Continuity of Fuseon PCB Ass'yRemove the PCB Ass'y from the electrical componentbox. Then pull out the fuse from the PCB Ass&ap

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

1. SPECIFICATIONS1-1 Unit SpecificationsAS52ALPower sourceVoltage ratingPerformanceCapacityAir circulation (High/Med./Low) m³/hFeaturesControls/Temper

AS52ALController PCBPart No.ControlsControl circuit fuseRemote Control UnitFan & Fan MotorTypeQ'ty ……. Dia. and lenght mmFan motor model…Q&ap

1-3 Other Component SpecificationsAS52ALThermistor ( Coil sensor TH1)ResistanceΚΩThermistor ( Room sensor TH2)ResistanceΚΩDrain pumpModelRating Voltag

2. DIMENSIONAL DATAUnits: mm7

3. ELECTRICAL DATA3-1 Electric Wiring Diagrams8

4-1 Cool Mode Operation4. FUNCTION9