Mitsubishi Electronics PCH42GK, PCH36GK Outlines and Dimensions, OC277-19, Indoor unit PCH24GK

Page 19

5

OUTLINES AND DIMENSIONS

Indoor unit PCH24GK

anchorforscrewbolt.

(inch)

13/16-7

5/8-9

(3/8F)liquid3/16-7

 

 

(5/8F)gas

(Drainage)

NOTES. 1.Use W3/8

3-7/16

 

 

 

5/8

 

 

 

9/16-8

 

 

Unit:inch

 

ceiling) to (Gap

 

 

clearances

1/16

 

 

 

 

Less than 9-7/8

Allowing

 

more or 11/16-19

 

 

3/4-26 than Less

13/16

more

11- or

 

 

Rear wall

Ceiling

 

51-9/16

 

 

10-5/8

or more

connection)

1/8-3

8

 

5/8-10

5/8-12

5/32-8

 

25/32-3

3/16-3

 

3/4-26

 

3/16-2

7/8-19

-9/16

 

10

 

 

3

Refrigerant-pipe connection(liquid pipe side/flared

Knock out hole for wiring arrangement

Knock out hole for left drain pipe arrangement

Knock out hole for upper drain pipe arrangement

Knock out hole for fresh air intake

 

5 6 7 8 9

1/16

 

 

 

 

4

 

 

 

 

 

Drainagepipe connection(On a local side 1-1/32IN.O.D.)

 

 

Refrigerant-pipe connection(gas pipe side/flared connection)

1

 

Drainagepipe connection(for the left arrangement)

Knockout hole for left drain-piping arrangement

 

6

 

Ceiling

11/16-3

[FRONTElectricalVIEW]box5 2

3

1 2 3 4

 

 

48-7/8(Suspension bolt pitch)

5/16-9

3/4-1

 

 

 

 

9/16-7

3-3/8

 

 

 

 

 

 

 

 

 

 

5-7/16

6-3/4

-3/8

 

 

 

 

 

10

 

 

1/2-5

1/2-1

13

1/16

 

 

1/2-1

 

-

 

 

 

 

 

27

 

 

3/4-1

15/16-5

 

 

 

 

 

 

7-7/8

48-5/8

2-3/4

 

 

 

 

20-11/16

9

box

5/16-6

 

 

Electrical

 

 

 

 

 

8/32~9/32

 

 

 

 

 

 

box

 

 

7/16-9

5/8-1

 

electricalWhen downpulledis

 

 

 

 

 

 

47-13/16

51-9/16

Air outlet

9-1/32 2

7

6-5/16

48-3/8

Air intake

OC277-19

Image 19
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 CFM SHC TPC DataOC277-8 Models PCH24GK, PCH30GK, PCH36GK, PCH42GK Performance DataCFM 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 Additional Refrigerant Charge R22oz OC277-17Operating Range Outlet AIR Speed and Coverage RangePCH36GK PCH42GK OC277-18Noise Criterion Curves PCH24GK PCH30GKOC277-19 Outlines and DimensionsIndoor unit PCH24GK Indoor unit PCH30/36/42GK OC277-20PCH30GK PCH36GK PCH42GK Refrigerant System DiagramRemote controller OC277-21Model PCH24/30/36/42GK Wiring Diagram Wiring DiagramOC277-22 OC277-23 Operation FLOW-CHARTMain Operation Cooling Operation OC277-24YES OC277-25DRY Operation DRYHeating Operation OC277-26OC277-27 Microprocessor ControlOutline of Microprocessor Control Compressor control How to operateOC277-28 Indoor Unit ControlTermination conditions OC277-29Start condition Coil frost protectionAuto Return OC277-30Auto vane control SwingDetecting abnormalities in the outdoor unit OC277-31Range a Range B Range C OC277-32 DRY operation time chart How to operateDRY operation OC277-33 Display in Heat operation Heat operation time chartOC277-34 Heat operationOverheat prevention OC277-35Overheat protection Booster heater controlOC277-36 Indoor coil temperature abnormality detectionDefrosting operation OC277-37 Initial mode How to operateMode change Temperature rangeCOOL/DRY operation OC277-38Auto return Test run Before test run Timer operationTimer function OC277-39Emergency operation OC277-40Before emergency operation On indoor controller board Dip switch functionsOn remote controller board OC277-41PCH36, 42GK Fan motor max. rotational frequency Service RefOC277-42 PCH24GK PCH30GK PCH36GK PCH42GK SW7 OFFRemote Controller Display Abnormality Trouble ShootingOC277-43 Example Check Unit code address When malfunction occurs during operationFor group control using one remote controller OC277-44OC277-45 Heat Wrong Wiring on SiteOC277-46 CoolOther Troubles and Causes OC277-47OC277-48 How to check the partsPCH OC277-49 PAC-SA89TA-E System ControlOC277-50 Variety of System Control FunctionsOC277-51 Group Control with a Single Remote ControllerHow to wire How to set unit-addressRemote controller LCD indication Control Using TWO Remote ControllersRemote ON-OFF and Individual Remote Controls How to set SW17-7 See FigureOC277-53 Individual Control by Grouping the Remote ControllersBasic wiring Switch function of remote ON-OFF switchAuto Restart Function Multiple Remote Control DisplayTimer Operation or the Operation by AN External Signal OC277-54Removing the air intake grille Disassembly ProcedurePCH24GK Operating Procedure OC277-55Removing the side panel OC277-56Removing the fan motor Removing the sirocco fanRemoving the Indoor coil thermistor Operating Procedure PhotosOC277-57 Removing the vane motorRemove the intake grille OC277-58Removing the drain pan Removing the guide vaneRemoving 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 SET Back Display PAC-SC32PTA Weekly Timer Setting DisplayOC277-68 Names and functionsRefrigerant Pipes Timer AdapterMultiple Remote Controller Adapter OC277-69Specifications are subject to change without notice