Mitsubishi Electronics PCH36GK, PCH24GK, PCH30GK, PCH42GK specifications OC277-1, Contents

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PCH24GK

PCH30GK

PCH36GK

PCH42GK

CONTENTS

1.FEATURES ·········································

2.PART NAMES AND FUNCTIONS·······························

3.SPECIFICATIONS ······································

4.DATA············································

5.OUTLINES AND DIMENSIONS ································

6.REFRIGERANT SYSTEM DIAGRAM ······························

7.WIRING DIAGRAM······································

8.OPERATION FLOW-CHART··································

9.MICROPROCESSOR CONTROL ·······························

10.TROUBLESHOOTING····································

11.SYSTEM CONTROL ·····································

12.DISASSEMBLY PROCEDURE·································

13.PARTS LIST·········································

14.OPTIONAL PARTS ······································

OC277-1

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Contents OC277-1 ContentsOC277-2 FeaturesOC277-3 Easy Maintenance no Maintenance Necessary for 2500 HoursImproving Efficiency of Piping Work OC277-4 Part Names and FunctionsOC277-5 Remote controller operation buttonsOC277-6 Remote controller displayOC277-7 SpecificationsModels PCH24GK, PCH30GK, PCH36GK, PCH42GK OC277-8 DataModels PCH24GK, PCH30GK, PCH36GK, PCH42GK Performance Data CFM SHC TPCCFM OC277-9Performance Curve OC277-10PCH36GK Cooling Capacity PCH36GK Heating Capacity OC277-11Condensing Pressure and Suction Pressure OC277-12PCH30GK OC277-13PCH36GK OC277-14PCH42GK OC277-15Standard Operation Data OC277-16SHF PCH24GK PCH30GK PCH36GK PCH42GK Operating Range OC277-17Outlet AIR Speed and Coverage Range Additional Refrigerant Charge R22ozNoise Criterion Curves PCH24GK OC277-18PCH30GK PCH36GK PCH42GKOC277-19 Outlines and DimensionsIndoor unit PCH24GK Indoor unit PCH30/36/42GK OC277-20Remote controller Refrigerant System DiagramOC277-21 PCH30GK PCH36GK PCH42GKModel PCH24/30/36/42GK Wiring Diagram Wiring DiagramOC277-22 OC277-23 Operation FLOW-CHARTMain Operation Cooling Operation OC277-24DRY Operation OC277-25DRY YESHeating Operation OC277-26OC277-27 Microprocessor ControlOutline of Microprocessor Control OC277-28 How to operateIndoor Unit Control Compressor controlStart condition OC277-29Coil frost protection Termination conditionsAuto vane control OC277-30Swing Auto ReturnDetecting abnormalities in the outdoor unit OC277-31Range a Range B Range C OC277-32 DRY operation time chart How to operateDRY operation OC277-33 OC277-34 Heat operation time chartHeat operation Display in Heat operationOverheat protection OC277-35Booster heater control Overheat preventionOC277-36 Indoor coil temperature abnormality detectionDefrosting operation Mode change Initial mode How to operateTemperature range OC277-37COOL/DRY operation OC277-38Auto return Timer function Timer operationOC277-39 Test run Before test runEmergency operation OC277-40Before emergency operation On remote controller board Dip switch functionsOC277-41 On indoor controller boardOC277-42 Fan motor max. rotational frequency Service RefPCH24GK PCH30GK PCH36GK PCH42GK SW7 OFF PCH36, 42GKRemote Controller Display Abnormality Trouble ShootingOC277-43 For group control using one remote controller When malfunction occurs during operationOC277-44 Example Check Unit code addressOC277-45 OC277-46 Wrong Wiring on SiteCool HeatOther Troubles and Causes OC277-47OC277-48 How to check the partsPCH OC277-49 OC277-50 System ControlVariety of System Control Functions PAC-SA89TA-EHow to wire Group Control with a Single Remote ControllerHow to set unit-address OC277-51Remote ON-OFF and Individual Remote Controls Control Using TWO Remote ControllersHow to set SW17-7 See Figure Remote controller LCD indicationBasic wiring Individual Control by Grouping the Remote ControllersSwitch function of remote ON-OFF switch OC277-53Timer Operation or the Operation by AN External Signal Multiple Remote Control DisplayOC277-54 Auto Restart FunctionPCH24GK Operating Procedure Disassembly ProcedureOC277-55 Removing the air intake grilleRemoving the fan motor OC277-56Removing the sirocco fan Removing the side panelOC277-57 Operating Procedure PhotosRemoving the vane motor Removing the Indoor coil thermistorRemoving the drain pan OC277-58Removing the guide vane Remove the intake grilleRemoving the support heater OC277-59Removing the heat exchanger OC277-60 Parts ListStructural Part PCH24GK OC277-61 Structural Part PCH30GK PCH36GK PCH42GK OC277-62OC277-63 FAN and Heater Parts PCH24GK OC277-64FAN and Heater Parts PCH30GK PCH36GK PCH42GK OC277-65Electrical Parts PCH24GK10 PCH30GK PCH36GK PCH42GK OC277-66Optional Parts TimerOC277-67 OC277-68 PAC-SC32PTA Weekly Timer Setting DisplayNames and functions SET Back DisplayMultiple Remote Controller Adapter Timer AdapterOC277-69 Refrigerant PipesSpecifications are subject to change without notice