Mitsubishi Electronics Electrical Parts PCA-A24GA1PCA-A30GA1PCA-A36GA1PCA-A42GA1, Wiring Recom

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ELECTRICAL PARTS PCA-A24GA1PCA-A30GA1PCA-A36GA1PCA-A42GA1

1

6

2

3

4

5

TEMP.ON/OFF

8

7

	RoHS						Q'ty/ set			Wiring	Recom-
No.		Parts No.			Parts Name	Specifications	PCA-A		Remarks	Wiring	Recom-
No.		Parts No.			Parts Name	Specifications	24/30	36/42	(Drawing No.)	Diagram	mended
							24/30	36/42	(Drawing No.)	Symbol	Q'ty
							GA1
1	G	T7W	E18	255	CAPACITOR	4= 440V	1			C
1	G	T7W	E19	255	CAPACITOR	5= 440V		1		C
	G	T7W	E19	255	CAPACITOR	5= 440V		1		C
2	G	T7W	E56	310	INDOOR CONTROLLER BOARD		1	1		I.B
3	G	T7W	E41	716	TERMINAL BLOCK	3P(L1,L2,GR)	1	1		TB2
4	G	R01	E18	246	TERMINAL BLOCK	3P(S1,S2,S3)	1	1		TB4
5	G	R01	E21	246	TERMINAL BLOCK	2P(1,2)	1	1		TB5
6	G	T7W	E35	313	POWER BOARD		1	1		P.B
7	G	T7W	A01	305	REMOTE CONTROLLER CORD		1	1
8	G	T7W	E14	713	REMOTE CONTROLLER	PAR-21MAA	1	1		R.B

HEAD OFFICE : TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN

CCopyright 2006 MITSUBISHI ELECTRIC ENGINEERING CO., LTD.
Distributed in Jun. 2007	No.OC368 REVISED EDITION-B PDF 9
Distributed in Aug. 2006	No.OC368 REVISED EDITION-A PDF 9	New publication, effective Jun. 2007
Distributed in Feb. 2006	No.OC368 PDF 10	Specifications subject to change without notice.
Made in Japan

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Contents Contents Revised EDITION-BPCA-A24GA PCA-A30GATechnical Data Book Technical ChangesReference Manual Safety Precaution Always Observe for SafetyWhen charging directly from cylinder Additional refrigerant chargePart Names and Functions Indoor UnitDisplay Section Operation Mode display Mode Select buttonTemperature setting display Timer displaySpecifications Service RefPCA-A30GA, PCA-A30GA1Single phase, 60Hz, 208/230V PCA-A36GA, PCA-A36GA1Single phase, 60Hz, 208/230VNoise Criterion Curves PCA-A24GA1PCA-A30GA1 PCA-A36GA1Outlines and Dimensions PCA-A24GA PCA-A24GA1 PCA-A30GA PCA-A30GA1PCA-A36GA PCA-A42GA PCA-A36GA1 PCA-A42GA1 Unit inchmmWiring Diagram Indoor unit Installation ManualRefrigerant System Diagram Heat exchangerTroubleshooting TroubleshootingSELF-DIAGNOSIS Action Table Pipe temperature Cause Countermeasure Freezing/overheating protection isWorking Cause Countermeasure Pipe temperature thermistor Remote controller transmissionErrorE0/signal receiving errorE4 ErrorE3/signal receiving errorE5Error Signal receiving error Error Transmitting errorRemote controller control board Indoor controller boardTroubleshooting by Inferior Phenomena Phenomena Cause CountermeasureIs off Ply system4Receiver for wireless remote Is blinking3Upward/downward vane Performance failurePage Vane motor MV Test Point Diagram Between 1 to 3 12.6-13.7V DC Pin1 +Connect to the indoor controller board CN2D PCA-A36GA PCA-A36GA1 Functions of DIP Switch and Jumper Wire ModelsDisassembly Procedure Operating Procedure Photos & IllustrationsRemoving the air intake grille Removing the electrical boxOperating Procedure Removing the fan motor MFRemoving the sirocco fan Remove the air intake grilleOperating Procedure Photos Removing the vane motor MVRemoving the Indoor coil thermistor TH2/TH5 Removing the Under panelRemoving the drain pan Removing the guide vaneRemove the intake grille. See the figure Removing the Auto vaneRemoving the heat exchanger Parts No Parts Name Specifications Drawing NoR01 29J 130 R01 35J 130Structural Part PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA Electrical Parts PCA-A24GA PCA-A30GA PCA-A36GA PCA-A42GA Parts Name Specifications RoHSRemarks Parts NoStructural Part PCA-A24GA1PCA-A30GA1PCA-A36GA1PCA-A42GA1 Wiring Recom Electrical Parts PCA-A24GA1PCA-A30GA1PCA-A36GA1PCA-A42GA1RoHS Qty/ set