Movincool OFFICE PRO 24 Manuale di Servizio

SERVICE MANUALOFFICE PRO 24DENSO SALES CALIFORNIA, INC.REGISTERED TO ISO 9002FILE NO. A5537

GENERAL DESCRIPTION2

CONSTRUCTION, SPECIFICATIONS, and DATA3EXHAUST AIR DUCTCOOL AIR VENTEVAPORATORCAPILLARY TUBESDRAIN TANKDRAIN SWITCHCONTROL BOXCOMPRESSORCONDENSERCENTR

CONSTRUCTION, SPECIFICATIONS, and DATA4ACCUMULATORCONDENSER FANFAN MOTORSIDE PANELRIGHT HANDLEEXHAUST AIR VENTCONDENSERPOWER CORDCAPILLARY TUBECOMPRES

CONSTRUCTION, SPECIFICATIONS, and DATA51. Basic ConstructionThe MovinCool Spot Cooling System is compactin construction because the condenser and thee

CONSTRUCTION, SPECIFICATIONS, and DATA6Specifications Specifications are subject to change without notice.Rating Conditionsdry bulb...

CONSTRUCTION, SPECIFICATIONS, and DATA7ø11.57520.6727.402.204.6012.4043.903.8018.5011.30 7.50 21.202.4016.5019.30Figure 2-4: Exterior Dimensions (unit

DATA8@ 115V40 50 60 70Relative Humidity of Inlet Air (%)6 (10.8)8 (14.4)10 (18.0)12 (21.6)14 (25.2)Temperature ˚C (˚F)Cool Air Temperature Difference

REFRIGERANT SYSTEM9REFRIGERANTFLOWCOMPRESSORACCUMULATOREVAPORATORFANMOTORCONDENSERCAPILLARYTUBESCOMPRESSORACCUMULATOREVAPORATORCONDENSERCAPILLARYTUBEF

REFRIGERANT SYSTEM10SPRINGSUCTIONHOLEBLADECYLINDERROLLERSHAFTDISCHARGEVALVEDISCHARGEHOLEFigure 3-2: Compressor Operation2. CompressorThe compr essor u

REFRIGERANT SYSTEM11High Temp. / High Press.Liquid RefrigerantLow Temp. / Low Press.Gas and Liquid MixtureFrom EvaporatorTo CompressorFigure 3-3: Capi

© 2000 DENSO SALES CALIFORNIA, INC.All rights reserved. This book may not be reproduced or copied, in whole or in part, without thewritten permission

REFRIGERANT SYSTEM12EVAPORATORINLET PIPEEVAPORATOROUTLET PIPEASSYCAPILLARY TUBECONNECTING PIPE(Evaporator to Compressor)HIGH PRESSURE SWITCH PIPE(Cond

ELECTRICAL SYSTEM13GAPGTRCC12GL0HIGCF12MCJ4J5J6J2J1J3J8 (AUX1)RBJ9 J201J101 J102 J103 J104CBTHSRTHDSHPRS321MFIOLFIOLCAP Attachment PlugTB Terminal Blo

ELECTRICAL SYSTEM141. Basic Operation of Office Pro 24 Electrical CircuitThere are two basic components used to contr ol the operation of the Classic

ELECTRICAL SYSTEM15CompressorCapacitorFan Motor CapacitorTerminal BlockRelay BoardRelay BoardFuseDIP SwitchFigure 4-2: Control BoxFigure 4-3: DIP Swit

ELECTRICAL SYSTEM16Figure 4-5: Fan MotorCF1 (White)CF2 (Brown/White)J5 Low (Red)J6 High (Black)Ground(Green/Yellow)3. Fan MotorThe fan motor is a sing

ELECTRICAL SYSTEM172NCC1DS2DS1To J103DRAINSWITCHDRAIN WATERBASEPLATEBASESPRINGDRAIN TUBEEVAPORATORDRAIN TANKFULCRUMDRAIN PANTOP OFBASEPLATEFigure 4-6:

ELECTRICAL SYSTEM1810. Compressor ProtectionThere is a T ime Delay pr ogram within the micr oprocessor . This pr events a heavy load fr om being appl

TROUBLESHOOTING AND REPAIR19Before troubleshooting the system, the following inspection should be performed.1. Inspection of Power Source VoltageCheck

TROUBLESHOOTING AND REPAIR20COOLAIR OUTTHERMOMETEREVAPORATORAIR INTHERMOMETERFigure 5-1: Plate FinsFigure 5-2: Operating EnvironmentFigure 5-3: Coolin

TROUBLESHOOTING AND REPAIR21Top Front PanelAir Outlet GrilleFront Panel Filter AssyLeft HandleRoom ThermistorDrain Pan AssyFreeze ThermistorService Pa

SERVICE MANUALOFFICE PRO 24

TROUBLESHOOTING AND REPAIR22Figure 5-5: Removal of Drain TankFigure 5-6: Removal of Upper Front Panel ScrewsFigure 5-7: Removal of Upper Front PanelA.

TROUBLESHOOTING AND REPAIR23TABSPIVOTSDISCONNECTDISCONNECTDISCONNECT4Figure 5-8: Removal of Air Outlet LouverFigure 5-9: Removal of Service PanelFigur

TROUBLESHOOTING AND REPAIR24GAPGTRCC12GL0HIGCF12MCJ4J5J6J2J1J3J8 (AUX1)RBJ9 J201J101 J102 J103 J104CBTHSRTHDSHPRS321MFIOLFIOLCAP Attachment PlugTB Ter

TROUBLESHOOTING AND REPAIR25Figure 5-13: Connections to Relay BoardFigure 5-14: Connections to Control Board

TROUBLESHOOTING AND REPAIR26Evaporator Fan CasingEvaporator FanFan MotorCondenser FanCasing AssyCondenser FanRing Sub-AssyMotor StayMiddle Frame Sub-A

TROUBLESHOOTING AND REPAIR27Figure 5-17: Removal of Centrifugal FanFigure 5-18: Removal of Blower HousingFigure 5-19: Removal of Fan Motor AssemblyFig

TROUBLESHOOTING AND REPAIR28Figure 5-23: Removal of Lower Air DeflectorFigure 5-20: Removal of Fan MotorFigure 5-21: Removal of Screws for Left Side P

TROUBLESHOOTING AND REPAIR29(A)(B)(C)(D)(E)Figure 5-26: Removal of Connectors from Control PanelFigure 5-27: Removal of Control BoardFigure 5-24: Remo

TROUBLESHOOTING AND REPAIR302NCC1DS2DS1To J103DRAINSWITCHTOP OFBASEPLATEFigure 5-28: Inspection of CapacitorFigure 5-29: Inspection of Drain SwitchFig

TROUBLESHOOTING AND REPAIR31Figure 5-31: Inspection Of Compressor16. Inspection of Wiring ConnectionRefer to the Wiring Diagrams on page 39 and check

TROUBLESHOOTING AND REPAIR32VERTICAL UP JOINTVERTICAL DOWN JOINTFigure 5-32: Form the Pipe FittingFigure 5-34: Vertical Up JointFigure 5-33: Vertical

TROUBLESHOOTING AND REPAIR33FEACPART TO REPLACE DISCONNECT ATCompressor Assy C & FCondenser A & CHigh Pressure Switch Tube A & FEvaporator

TROUBLESHOOTING AND REPAIR34STEP 1. CONNECT MANUFOLD GAUGESTEP 2. EVACUATE THE SYSTEMSTOP EVACUATING THE SYSTEMCHECK THE VACUUMSTEP 3. CONNECT TO REFR

TROUBLESHOOTING AND REPAIR35Figure 5-39: Checking VacuumFigure 5-38: EvacuationFigure 5-37: Hose ConnectionB. Evacuation(1) Open the high pressure val

TROUBLESHOOTING AND REPAIR36Figure 5-41: Still Checking Gas LeakFigure 5-42: EvacuationFigure 5-40: Checking Gas leak(2) Loosen the nut on the gauge m

TROUBLESHOOTING AND REPAIR37Figure 5-44: Refrigerant Charging WorkFigure 5-43: Refrigerant Charging Work(3) Securely place the refrigerant cylinder on

TROUBLESHOOTING AND REPAIR38Figure 5-45: Removal of Gauge ManifoldFigure 5-46: Compresor MountingFigure 5-47: Blower AssemblyB. Removal of Gauge Manif

TROUBLESHOOTING AND REPAIR39GAPGTRCC12GL0HIGCF12MCJ4J5J6J2J1J3J8 (AUX1)RBJ9 J201J101 J102 J103 J104CBTHSRTHDSHPRS321MFIOLFIOLCAP Attachment PlugTB Ter

TROUBLESHOOTING AND REPAIR40

DENSO SALES CALIFORNIA, INC.TECHNICAL SERVICE DEPARTMENTSecond Issue: June 2000DSCA P/N: LA990009-0531Printed in U.S.A.

iFOREWORDThis manual has been published to service the MovinCool Office Pro 24. Please use thisservice manual only when servicing the Office Pro 24.D

(800) 264-9573www.movincool.comDSCA P/N: LA990009-0531

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iiiTABLE OF CONTENTSFOREWORD...

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GENERAL DESCRIPTION1CONDENSER(OUTDOOR UNIT)EVAPORATOR(INDOOR UNIT)Conventional Air ConditionerOffice Pro 24Generally speaking, conventional air condit