SERVICE MANUALOFFICE PRO 18
CONSTRUCTION AND SPECIFICATIONS4EVAPORATOR FANEXHAUST AIR VENTRIGHT HANDLESIDE PANELFAN MOTORCAPILLARY TUBECOMPRESSORACCUMULATORCONDENSERPOWER CORDC
CONSTRUCTION AND SPECIFICATIONS51. Basic ConstructionThe MovinCool Spot Cooling System is compactin construction because the condenser and theevaporat
CONSTRUCTION AND SPECIFICATIONS6Specifications Specifications are subject to change without notice.Rating Conditionsdry bulb ...
CONSTRUCTION AND SPECIFICATIONS720.6727.402.204.6012.4043.903.8018.5011.30 7.50 21.202.4016.5019.30ø11.575Exterior Dimensions (units: inches)
DATA820(68)25(77)30(86)35(95)15(59)20(68)25(77)10(50)20(68)25(77)30(86)35(95)25(77)30(86)35(95)20(68)1.91.11.31.71.58(1 4.4)10(1 8.0)11(1 9.8)9(1 6.2)
REFRIGERANT SYSTEM9REFRIGERANTFLOWCOMPRESSORACCUMULATOREVAPORATORFANMOTORCONDENSERCAPILLARYTUBECOMPRESSORACCUMULATOREVAPORATORCONDENSERCAPILLARYTUBERe
REFRIGERANT SYSTEM10Compressor Operation2. CompressorThe compressor used for the unit is hermeticallysealed. The compressor and the compressormotor a
REFRIGERANT SYSTEM11HIGH TEMP. / HIGH PRESSURELIQUID REFRIGERANTLOW TEMP. / LOW PRESSUREGAS AND LIQUID MIXTUREFROM EVAPORATORTO COMPRESSORCapillary
REFRIGERANT SYSTEM12COMPRESSORACCUMULATOREVAPORATORCONDENSERCAPILLARYTUBERefrigerant System Piping
ELECTRICAL SYSTEM13AC115VG12GGGCFRBRTH THS(AUX1)(AUX2)CB12CCDSLOMFAPIOLFMCIOLCHIJ4J5J6J2J1J3J9 J201J101 J102 J103J104TR60HzAP Attachment PlugTB Termin
© 2003 DENSO SALES CALIFORNIA, INC.All rights reserved. This book may not be reproduced or copied, in whole or in part, without thewritten permission
ELECTRICAL SYSTEM141. Basic Operation Of The Office Pro 18 Electrical CircuitThere are two basic components used to control the operation of the Offic
ELECTRICAL SYSTEM15RELAY BOARDRELAY BOARD FUSEFAN CAPACITORTERMINAL BLOCKCOMPRESSORCAPACITORDIP SWITCHS1CFSTOP OPERATEJ9Temperature Scale Display Swi
ELECTRICAL SYSTEM16CF1 (White)CF2 (Brown/White)J5 Low (Red)J6 High (Black)Ground(Green/Yellow)Fan Motor3. Fan MotorThe fan motor is a single phase, in
ELECTRICAL SYSTEM172NCC1DS2DS1To J103DRAINSWITCHDRAIN WATERBASEPLATEBASESPRINGDRAIN TUBEEVAPORATORDRAIN TANKFULCRUMDRAIN PANTOP OFBASEPLATEOperation o
ELECTRICAL SYSTEM1810. Compressor ProtectionThere is a Time Delay program within the microprocessor. This prevents a heavy load from being appliedon
TROUBLESHOOTING AND REPAIR19Before troubleshooting the system, the following inspection should be performed.1. Inspection of Power Source VoltageCheck
TROUBLESHOOTING AND REPAIR20Trouble Probable CauseUnit does not operate at all • Check for Power atReceptacle• Check for Power at TerminalBoard• Check
TROUBLESHOOTING AND REPAIR21Plate FinsOperating EnvironmentIn case of trouble, perform the following inspectionbefore disassembly.6. Inspection of Pla
TROUBLESHOOTING AND REPAIR22COOLAIR OUTTHERMOMETEREVAPORATORAIR INTHERMOMETERCooling Capacity8. Inspection of Cooling CapacityMeasure the difference i
TROUBLESHOOTING AND REPAIR23Top Front PanelAir Outlet GrilleFront Panel Filter AssyLeft HandleRoom ThermistorDrain Pan AssyFreeze Thermistor7Service P
iFOREWORDThis manual has been published to service the MovinCool Office Pro 18. Please use this service manual onlywhen servicing the Office Pro 18.D
TROUBLESHOOTING AND REPAIR24222A. Remove drain tank.B. Remove six (6) screws from upper frontpanel.C. Slide upper front panel forward and remove.Remov
TROUBLESHOOTING AND REPAIR25Removal of Power Cord Screws4D. Louver can be removed from upper frontpanel by unsnapping it rearward.E. Remove four (4) s
TROUBLESHOOTING AND REPAIR26Removal of Back and Upper Rear panel ScrewsRELAY BOARDRELAY BOARD FUSEFAN CAPACITORTERMINAL BLOCKCOMPRESSORCAPACITORDIP S
TROUBLESHOOTING AND REPAIR27Connections to Relay BoardConnections to Control BoardJ104J103J102J101J201JUMPERDRAIN TANK SWITCHFREEZE THERMISTORROOM TH
TROUBLESHOOTING AND REPAIR28Evaporator Fan CasingEvaporator FanFan MotorCondenser FanCasing AssyCondenser FanRing Sub-AssyMotor StayMiddle Frame Sub-A
TROUBLESHOOTING AND REPAIR29Removal of Centrifugal FanRemoval of Blower HousingRemoval of Fan Motor AssemblyRemoval of Fan MotorA. Loosen the set scre
TROUBLESHOOTING AND REPAIR30Removal of Screws for Left Side PanelRemoval of Screws for Right Side PanelRemoval of Control PanelRemoval of Control Pane
TROUBLESHOOTING AND REPAIR31Removal of Connectors from Control PanelRemoval of Control Board(4)(3)(2)(1)(5)I. Disconnect the following connectors from
TROUBLESHOOTING AND REPAIR322NCC1DS2DS1To J103DRAINSWITCHTOP OFBASEPLATEInspection of Drain SwitchInspection of Fan Motor14. Inspection of Drain Sw
TROUBLESHOOTING AND REPAIR3317. Inspection of Wiring ConnectionRefer to the Wiring Diagrams on page 39 and check for connection of each wire.18. Inspe
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TROUBLESHOOTING AND REPAIR3420. Repair of Refrigerant SystemIn case there is a leak, obstruction, or trouble in the refrigerant system of the Spot Coo
TROUBLESHOOTING AND REPAIR35B. Removal of Refrigeration Cycle ComponentsCAUTION1. Before any refrigeration cycle component can be replaced, it is ne
TROUBLESHOOTING AND REPAIR3621. Charging the System with R-22 RefrigerantAlways ensure that the refrigerant system has been properly evacuated before
TROUBLESHOOTING AND REPAIR37B. Evacuation(1) Open the high pressure valve (HI) and thelow pressure valve (LO) of the gaugemanifold.(2) Turn on the vac
TROUBLESHOOTING AND REPAIR38(2) Loosen the nut on the gauge manifoldside of the charging hose (green).(3) Open the high pressure valve of thegauge man
TROUBLESHOOTING AND REPAIR39(3) Securely place the refrigerant cylinder ona scale with a weighing capacity of 70 lbs(30 kg) that is graduated by 0.2 o
TROUBLESHOOTING AND REPAIR40B. Removal of Gauge Manifold(1) Crimp the pinch-off tube with a pinch-offtool.(2) Remove the gauge manifold and theprocess
TROUBLESHOOTING AND REPAIR41AC115VG12GGGCFRBRTH THS(AUX1)(AUX2)CB12CCDSLOMFAPTBIOLFMCIOLCHIJ4J5J6J2J1J3J9 J201J101 J102 J103J104TR60HzAP Attachment Pl
TROUBLESHOOTING AND REPAIR42
DENSO SALES CALIFORNIA, INC.TECHNICAL SERVICE DEPARTMENTFirst Issue: July 2003DSCA P/N: LA990009-1200Printed in U.S.A.
iiiTABLE OF CONTENTSFOREWORD ...
(800) 264-9573www.movincool.comDSCA P/N: LA990009-1200
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CONDENSER(OUTDOOR UNIT)EVAPORATOR(INDOOR UNIT)Conventional Air ConditionerOffice Pro 18Generally speaking, conventional air conditioners coolthe entir
GENERAL DESCRIPTION2
CONSTRUCTION AND SPECIFICATIONS3COMPRESSORACCUMULATOREVAPORATORCONDENSERCAPILLARYTUBEConstruction of Office Pro 18
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