Mitsubishi Electric PCH24 Especificaciones

OC277-1CONTENTS1. FEATURES ·····································································································OC277- 22. PART NAMES

OC277-10Total power consumption (kW) Total capacity (x103 Btu/h)Outdoor intake air DB temperature ( F)423630244.03.53.02.52.0636771636771SHF=0.8432 3

OC277-11NOTES : A point on the curve shows the reference point.PCH36GK COOLING CAPACITY PCH36GK HEATING CAPACITYTotal power consumption (kW) Tota

OC277-123. CONDENSING PRESSURE AND SUCTION PRESSUREData is based on the condition under indoor humidity 50%.Air flow should be set at HI.A point on th

OC277-13Data is based on the condition under indoor humidity 50%.Air flow should be set at HI.A point on the curve shows the reference point. < Coo

OC277-14Data is based on the condition under indoor humidity 50%.Air flow should be set at HI.A point on the curve shows the reference point. < Coo

OC277-15Data is based on the condition under indoor humidity 50%.Air flow should be set at HI.A point on the curve shows the reference point. < Coo

OC277-164. STANDARD OPERATION DATAModelsItemElectrical circuitRefrigerant circuitIndoor sideOutdoor sideVoltageFrequencyTotal inputIndoor fan current

OC277-17ConditionStandard temperatureMaximum temperatureMinimum temperatureMaximum humidityStandard temperatureMaximum temperatureMinimum temperature8

OC277-188. NOISE CRITERION CURVES90807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC-40N

OC277-19OUTLINES AND DIMENSIONS5Indoor unit PCH24GKUnit:inch9-1/322-3/4Electrical box279Knock out hole for upper drain pipe arrangement8Knock out hol

OC277-21FEATURESModels Cooling capacity / Heating capacity SEERPCH24GK 24,000 / 27,000 (35,500) Btu/h 10.3PCH30GK 30,000 / 33,000 (42,500) Btu/h 10.0P

OC277-20Indoor unit PCH30/36/42GKUnit:inch9-1/322-3/4279Refrigerant-pipe connection(liquid pipe side/flared connection)Knock out hole for wiring arra

OC277-21Unit : inchRemote controllerFILTERCHECK MODETEST RUNTIMER OFF TIMERCHECK SET TEMP.CLOCK AUTO AUTO START STOPSWINGFANSPEED5-1

OC277-227WIRING DIAGRAMMODEL PCH24/30/36/42GK WIRING DIAGRAMTRANSMISSION WIRESDC12VZNRLED2LED1F2 F1REDBLUL2L1POWER SUPPLY~(1PHASE)AC208/230V 60HzTB2WH

8STARTPower circuitbreakerCheck SWON twiceOperation SWON“OFF” timer“ON” timerSTOPSet timecompleteSet timecomplete1NONONO NONONONONONONONONOYESYESYESYE

OC277-24COOL operationFour-way valve/OFFInitialCOOLINGNONONONONONOYESYESYESYESYESYESNOYESYESYESYESYESYESYESYESYESYESYESNONONONOYESNONONONONONONONONOw

OC277-25w8 ~ 9 Refer to page OC277-24.w12 When room temperature is 64°F or below, the compressor cannot operate.When room temperature rises over 64°F,

OC277-26Heat operationInitialHEATINGVane setting notchVane initial settingDefrostingHeating areaDefrost releaseDefrost30 min. elaspeOutdoor unit troub

OC277-27MICROPROCESSOR CONTROL9● Compressor andoutdoor fan : ON-OFF● Operation modechange :COOL-HEAT.1.OUTLINE OF MICROPROCESSOR CONTROL● OFF-ON switc

OC277-282. INDOOR UNIT CONTROL2-1 COOL operation(1) Compressor control1 3-minute time delayTo prevent overload, the compressor will not start within 3

5 Coil frost protectionWhen indoor coil temperature becomes 5°F or below,coil frost protection will proceed as follows.<Start condition>After th

OC277-37. STABLE COOLING EVEN AT OUTDOOR TEMPERATURES AS LOW AS 23˚F MAKES YEAR-ROUND AIR-CONDITIONING POSSIBLEThe microprocessor automatically adjust

OC277-30(3) Auto vane controlAuto vane position is set to horizontal airflow at the start-up of COOL operation. It can then be changed by the remote c

OC277-31(4) Detecting abnormalities in the outdoor unitAfter the compressor has been continuously operated for 3 minutes, if the difference between th

OC277-32<DRY operation time chart>Minimum 3 minutes w1ONThermostatIndoor fanAuto vaneBooster heaterCompressorONDRY MODEDRY MODEONONOFFOFFONOFFOF

OC277-334The compressor will not start when the room temperature is 64°F or below.The compressor starts intermittent operation when the power is turn

OC277-342-3 HEAT operationMinimum 3 minutes w2ONThermostatIndoor fanAuto vaneBooster heaterCompressorPower ON lampSTAND BY lampONONLOW or HIGHLOW

OC277-35(1) Compressor control13-minute time delayTo prevent overload, the compressor will not start within 3 minutes after stop.2The compressor runs

OC277-36(5) Detecting abnormalities in the outdoor unitWhen the outdoor unit is determined to be abnormal by the following causes, the compressor will

OC277-372-4 AUTO operation (Automatic COOL/HEAT change over operation)(1) Initial mode1 When AUTO operation starts after unit OFF.● If the room temper

OC277-38<How to operate>To change the air flow direction, press AIR DISCHARGE button.1Horizontal220°340°4560° SWING(1) COOL/DRY operationAt the

OC277-39<Timer function>AUTO STOP ·········The air conditioner stops after the set time lapses.AUTO START ········The air conditioner starts aft

OC277-42PART NAMES AND FUNCTIONS● Indoor (Main) UnitAir outletIntake grilleAir intakeLeft/right guide vanesChange the direction of airflowfrom the hor

OC277-40(1) Indoor coil temperature codeDuring the test run, the indoor coil temperature code from 1 to 15 is displayed on the remote controller inste

OC277-412-9 Dip switch functionsEach figure shows the initial factory setting.(1). On remote controller board1. SW17(Address selector)SW17-1~6) For ad

OC277-423. SW3 (Emergency operation switch)1 2Normal operationONOFF1 2For emergency coolingONOFF1 2For emergency heatingONOFF4. SW5 (Model selector)1

OC277-43TROUBLE SHOOTING10CauseDisplay abnormality Check pointsThe display “centrally con-trolled” on remote con-troller does not disappear.1) Wrong a

OC277-442-2 How to use the self diagnostic function for serviceA. For normal control with one unit and one remote controller(1) Pressing the CHECK but

OC277-451) Check the indoor/outdoor connecting wire.2) Change the connection of electric wiring.3) Check the protection device.4) Measure the resistan

OC277-463. WRONG WIRING ON SITE3-1 Between remote controller and indoor unitIf the wire is disconnected between the remote controller and the indoor u

OC277-47Vanes do not work.Vane motor does not work.Connector is poorly connected.Vane motor is poorly assembled.Indoor controller board is damaged.Uni

OC277-485. How to check the partsParts name Check pointsDisconnect the connector then measure the resistance using a tester.(Ambient temperature 50°F

OC277-4901020304050-4 14 32 50 68 86 104 122< Thermistor for lower temperature >Temperature (°F)Resistance (K")<Thermistor Characteristi

OC277-5Remote controller operation buttonsTIMER OFF TIMERCHECK SET TEMP.DRY COOLAUTO HEATCLOCK AUTO AUTO START STOPMODE TI

OC277-5011SYSTEM CONTROL1. VARIETY OF SYSTEM CONTROL FUNCTIONSUnitRemote controldisplay boardRemotecontrollerUnit UnitTwo remote controllers can be us

OC277-512. GROUP CONTROL WITH A SINGLE REMOTE CONTROLLERA maximum of 50 units can be started in order according to the dip switch settings 2-1 How to

OC277-523. CONTROL USING TWO REMOTE CONTROLLERSTwo remote controllers can be used to control either one unit or a group of units. Units operate accord

OC277-53NOTE1 : Install the relay box where you can be serviced it easily.NOTE2 : For control circuit wiring, use a wire of No. 14 AWG or a control ca

OC277-546. MULTIPLE REMOTE CONTROL DISPLAYYou can control several units with a multiple remote control display, bywiring an optional multiple display

OC277-55DISASSEMBLY PROCEDURE121. Removing the air intake grille (1) Slide the intake grille holding knobs (at two locations)backward to open the int

OC277-56Figure 3OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS3. Removing the fan motor (1) Remove the intake grille.(2) Disconnect the fan motor conne

OC277-57OPERATING PROCEDURE PHOTOS6. Removing the vane motor (1) Remove the air intake grille.(2) Remove the left side panel.(3) Remove the relay con

OC277-58OPERATING PROCEDURE PHOTOS9. Removing the drain pan(1) Remove the air intake grille.(2) Remove the beam.(3) Remove the side panel (right and

OC277-59OPERATING PROCEDURE PHOTOS13. Removing the heat exchanger. (1) Remove the air intake grille.(2) Remove the beam.(3) Remove the side panel (ri

OC277-6TIMER OFF TIMERCHECK SET TEMP.DRY COOLAUTO HEATCLOCK AUTO AUTO START STOPMODE TIMER ON/OFF CLOCK/TIMER FAN SPEED AI

OC277-6013PARTS LISTSTRUCTURAL PARTPCH24GK222019 18171514131216111098764321521OC277--2.qxp 1.12.14 1:43 PM Page 60

OC277-61No.Parts No. Parts NameSpecificationsPCH24GKWiringDiagramSymbolRecom-mendedQ'tyUnitAmountQ'ty / set PriceLEFT SIDE PANELLEFT LEGSIDE

OC277-62STRUCTURAL PARTPCH30GKPCH36GKPCH42GK2423 21 20 1918171615141211109876532141322OC277--3.qxp 1.12.14 1:46 PM Page 62

OC277-63No.Parts No. Parts NameSpecificationsPCH30, 36, 42GKWiringDiagramSymbolRecom-mendedQ'tyUnitAmountQ'ty / set Price1234567891011121314

OC277-64No. Parts No. Parts Name SpecificationsPCH24GKWiringDiagramSymbolRecom-mendedQ'tyUnitAmountQ'ty / set Price1234567891011121314151617

OC277-65No.Parts No. Parts Name SpecificationsPCH30GK 36GKWiringDiagramSymbolRecom-mendedQ'tyUnitAmountQ'ty / set Price123456789101112131415

OC277-66No.Parts No. Parts NameSpecificationsWiringDiagramSymbolRecom-mendedQ'tyUnitAmountQ'ty / set Price12345678910CAPACITORCAPACITORPOWER

OC277-67OPTIONAL PARTS141-2 Feature of program timer(1) Daily timer functionDaily timer can be set in 30 minutes units for up to 24 hours.Each unit ca

OC277-681-4 Names and functions<PAC-SC32PTA>WEEKLY TIMER SETTING DISPLAYSets timer for a week.SET/MONITORSETSMTWT FSMONITORPROGRAM TIMERPAC-SC32

OC277-69Note 1. The refrigerant pipes and the indoor unit contain a nitrogen holding charge which must be removed by evacuation.<Piping connection

OC277-7SPECIFICATIONS3CapacityMoisture removalPowerConsumptionEERSEERHSPFCOPINDOOR UNIT MODELSExternal finishPower supplyMax.fuse size (time delay)Min

3400 Lawrenceville Suwanee Road ● Suwanee, Georgia 30024 Toll Free: 800-433-4822 ● Toll Free Fax: 800-889-9904 www.mrslim.com Specifications ar

OC277-84 DATAModelsIndoor air Outdoor intake air D.B. temperature (˚F)PCH24GK71676362.5605971676362.5605971676362.5605971676362.56059TC28.526.825.124.

OC277-9ModelsIndoor air Outdoor intake air W.B. temperature(˚F)PCH24GK757065757065757065757065CA17.818.218.621.822.222.825.025.626.229.730.331.1PC1.91