Mitsubishi Electronics PCH36GK Refrigerant System Diagram, OC277-21, Remote controller, Unit inch

Page 21

Remote controller

Unit : inch

5-1/8

3/32

23/32

4-3/4

TIMER OFF TIMER

CLOCK AUTO AUTO

CHECK SET TEMP.

START STOP

SWING

FAN SPEED

AUTO

RETURN

FILTER

CHECK MODE

TEST RUN

3/4

6

REFRIGERANT SYSTEM DIAGRAM

PCH24GK

Refrigerant pipe (option)

{5/8"

(with heat insulator)

Strainer

Refrigerant flow

HEATING COOLING

PCH30GK

PCH36GK

PCH42GK

Pipe temperature

Restrictor

thermistor / Liquid

(RT2)

valve

Distributor

 

 

Capillary tube

 

({0.126O{0.071O15.7)

Strainer

Pipe temperature

Restrictor

thermistor / Liquid

(RT2)

valve

Distributor

 

 

Capillary tube

Refrigerant pipe (option)

{3/8"

(with heat insulator)

Refrigerant pipe (option)

{7/8" (PCH42GK) {3/4" (PCH30/36GK) (with heat insulator)

Refrigerant pipe (option)

{1/2"

(with heat insulator)

PCH30GK ({0.157O{0.079O15.7) PCH36GK ({0.157O{0.094O21.7) PCH42GK ({0.157O{0.094O25.6)

OC277-21

Image 21
Contents OC277-1 ContentsOC277-2 FeaturesEasy Maintenance no Maintenance Necessary for 2500 Hours OC277-3Improving Efficiency of Piping Work OC277-4 Part Names and FunctionsOC277-5 Remote controller operation buttonsOC277-6 Remote controller displaySpecifications OC277-7Models 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 OC277-15OC277-16 Standard Operation DataSHF PCH24GK PCH30GK PCH36GK PCH42GK Operating Range OC277-17Outlet AIR Speed and Coverage Range Additional Refrigerant Charge R22ozNoise Criterion Curves PCH24GK OC277-18PCH30GK PCH36GK PCH42GKOutlines and Dimensions OC277-19Indoor unit PCH24GK Indoor unit PCH30/36/42GK OC277-20Remote controller Refrigerant System DiagramOC277-21 PCH30GK PCH36GK PCH42GKWiring Diagram Model PCH24/30/36/42GK Wiring DiagramOC277-22 Operation FLOW-CHART OC277-23Main Operation Cooling Operation OC277-24DRY Operation OC277-25DRY YESHeating Operation OC277-26Microprocessor Control OC277-27Outline of Microprocessor Control OC277-28 How to operateIndoor Unit Control Compressor controlStart condition OC277-29Coil frost protection Termination conditionsAuto vane control OC277-30Swing Auto ReturnOC277-31 Detecting abnormalities in the outdoor unitRange a Range B Range C DRY operation time chart How to operate OC277-32DRY operation OC277-33 OC277-34 Heat operation time chartHeat operation Display in Heat operationOverheat protection OC277-35Booster heater control Overheat preventionIndoor coil temperature abnormality detection OC277-36Defrosting operation Mode change Initial mode How to operateTemperature range OC277-37OC277-38 COOL/DRY operationAuto return Timer function Timer operationOC277-39 Test run Before test runOC277-40 Emergency operationBefore 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, 42GKTrouble Shooting Remote Controller Display AbnormalityOC277-43 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 OC277-47How to check the parts OC277-48PCH 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 grilleOC277-59 Removing the support heaterRemoving the heat exchanger Parts List OC277-60Structural 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 OC277-66Timer Optional PartsOC277-67 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