Panasonic CW-XC244HU User Manual

Service ManualRoom Air ConditionerCW-XC184HUCW-XC244HUWARNINGThis service information is designed for experienced repair technicians only and is not d

—10—2.4 REFRIGERATION CYCLE2.4.1 CONDENSER1. Remove the cabinet. (Refer to section 2.1.2)2. Remove the brace and the shroud cover.(Refer to section 2.

—11—— Replacement of the refrigeration cycle.1. When replacing the refrigeration cycle, be sure todischarge the refrigerant system using a FreonTMreco

—12—Equipment needed: Vacuum pump, Charging cylinder, Manifold gauge, Brazing equipment. Pinch-off toolcapable of making a vapor-proof seal, Leak dete

—13—3. INSTALLATION3.1 HOW TO INSTALL THE UNIT1. To avoid vibration and noise, make sure the unit is installedsecurely and firmly.2. Install the unit

—14—3.3 INSTALLATION KITS CONTENTSFoam-PE(Adhesive-Backed)Foam-PE(Adhesive-Backed)Type C (5) Type D (2)Type A (14)Carriage Bolt (2) Lock Nut (4)Type

—15—3.5.1 PREPARATION OF CHASSIS1. Remove the screws which fasten the cabinet at both sidesand at the back. Keep these two screws which fasten thecabi

—16—3.5 CABINET INSTALLATION1. Open the window. Mark a line on the center of the windowstool between the side window stop moldings. Loosely attach the

—17—5. Pull each Frame curtain fully to each window sashtrack, and pull the bottom window sash down behindthe Top retainer bar until it meets.6. Attac

—18—4. TROUBLESHOOTING GUIDE4.1 OUTSIDE DIMENSIONS 3023/32 (770)26(660)1627/32 (428)CAPILLARY TUBECOMPRESSORBLOWEREVAPORATOR COILCONDENSER COILFANM

—19—4.3 TROUBLESHOOTING GUIDEIn general, possible trouble is classified in two causes.The one is called Starting Failure which is caused from an elect

—2—1. PREFACE1.1 SAFETY PRECAUTIONS...

—20—Fails to StartCheck of circuit breakerand fuse.Check of control panel.Only fan fails to start.Improper wiring.Defect of fan motorcapacitor.Irregul

Is the Trans output power the same as specified?Is the Trans output powerabout AC 14V?Is shorted the Trans. output?Is output Voltage of IC01DDC 12V?Is

—22—Is Temp.setting lower than Room Temp. 0.5°C(1°F)?Is the voltage No.11of IC01M 0V?• Replace IC01M.• Set the Temp. setting to lower Temp.• Wait 3 Mi

—23—Is the voltage of Batteryabout over 2.3V?• Replace Receiver Ass'y.Is the connection of CN-DISP all right?Is the voltage No.17 of CN-DISP on M

—24—NONONONOYESYESYESIs the IC01G all right?Is the connection of CN-DISP all right?• Replace the display P.C.B Ass'y. • Replace IC01G.• Replace

—25—ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING MINIMUM MAXIMUM AC 208~230 ± 10% AC 187V AC 253V COMPLAINT CAUSE REMEDY Fan motor will n

—26—COMPLAINT CAUSE REMEDY Fan motor noise. Fan If cracked, out of balance, or partially missing, replace it. Turbo If cracked, out of balance, o

—27—COMPLAINT CAUSE REMEDY Compressor cycles on Fan motor If not running, determine the cause. Replace if overload. required. Condenser air flow R

—28—NO. DESCRIPTION Q'TY1 POWER CORD 12 FAN MOTOR 13 CAPACITOR 14 COMPRESSOR 15 MAIN P.C.B ASSEMBLY 16 DISPLAY P.C.B ASSEMBLY 17 THERMISTOR ASSEM

—29—1 WPVccDigit3 (Scan3)Digit4 (Scan4)Digit1 (Scan1)Digit2 (Scan2)Digit0 (Scan0)MAIN POWERCOMPHERMFANCCAPACITORMOTORFAN120 1/2WZNR01JTVR14271250V/T3.

—3—1.1 SAFETY PRECAUTIONS 1. When servicing, set the POWER of CONTROL BOARDto Off and unplug the power cord. 2. Observe the original lead dress. If a

—30—5.3. COMPONENTS LOCATION (FOR MAIN P.C.B ASM)5.4. COMPONENTS LOCATION (FOR DISPLAY P.C.B ASM)

—31—6. EXPLODED VIEW MODEL : CW-XC184HU758293614ABDC251634541233210OPERATIONTEMPTIMERMODEECONOMYFAN SPEEDAIRSWINGOwner's Manual24543211025262018

—32— MODEL : CW-XC244HU758293614ABDC251634541233210OPERATIONTEMPTIMERMODEECONOMYFAN SPEEDAIRSWINGOwner's Manual242018159719141322171181025261617

—33—A FRONT GRILLE ASS'Y CW353110189A CW353110189A1 GRILLE, FRONT CW353010138A CW353010138A2 INLET, GRILLE CW353010139A CW353010139A3 AIR FILTER

—34—C CONTROL BOX ASSEMBLY CW499520315G CW499520315K1 CONTROL BOX, SINGLE CW4994R1606A CW4994R1606A2 CONTROL PANEL CW3720R6163A CW3720R6163A3 ESCUTCHE

—35—MEMO

—36—MEMO

January, 2004P/No.: 3828A20163X Printed in Korea

1.4 ABOUT THE CONTROLS ON THE AIR CONDITIONERModels: CW-XC184HU, CW-XC244HU—4—OPERATION BUTTON• To turn the air conditioner ON, push the button. To tu

—5—ADDITIONAL CONTROLS AND IMPORTANT INFORMATION.• VENTILATIONThe ventilation lever must be in the CLOSE position in order to maintain thebest cooling

—6—2.1 MECHANICAL PARTS2.1.1 FRONT GRILLE1. Open the inlet grille upward or downward.2. Remove the screw which fastens the front grille.3. Pull the fr

—7—2.2 AIR HANDLING PARTS2.2.1 COVER (AT THE TOP)1. Remove the front grille. (Refer to section 2.1.1)2. Remove the cabinet. (Refer to section 2.1.2)3.

—8—2.2.4 SHROUD1. Remove the fan. (Refer to section 2.2.3)2. Remove the 2 screws which fasten the shroud.3. Remove the shroud. (See Fig. 8)4. Re-insta

—9—2.3.4 POWER CORD1. Remove the control box. (Refer to section 2.1.3)2. Unfold the control box. (Refer to section 2.3.3)3. Disconnect the grounding s