Sanyo TH4242 / CH4242, XH3642 / CH3642 service manual Ceiling Mounted Type TH2442, TH3642, TH4242

3. Electrical data

Ceiling Mounted Type : TH2442, TH3642, TH4242
					• Schematic Diagram						CR
									CN2
									1	1	RC	1
									3	3		2
								TH
												3
								RCU			T10
										1		4
5P-1	F1(5A)							T20		2	WL	5
1								1		3		6
SUP									TR1	4
		1X						8		1
										2
5P-2
												1
										3	VCC
										4		2
			2X		RY1	RY2	RY4							MOV
									49FI	5	T6	3
										6		4
												5
			3X					9		1	RS2
										3
									1	1	LS	1		LSW
												3
					LM	DP	26H		2	3	FS
LL	L	H	HH										Room Thermistor
												1
1	3	5		7	1	1		1		1	Room			TH1
								3			Temp	2
													Indoor Coil E1
										2	PNL
												1
										3	Coil			TH2
3	4	5		6	7						E1	2
													Indoor Coil E2
												1
LL		L H		HH	HT	1					Coil			TH3
											E2	2
													Indoor Coil E3
											Coil	1
		FMI												TH4
										1X	E3	3
					LM	DP
									2X
		1	2						3X
										RY1
RC1						2
									RY2
										RY4	OC	1
3			9		3	3		3				2
											DC12V
F2 (5A)													5P-	5P-
													U2	U1
													To Outdoor Unit

Symbols	Description	Symbols	Description
FMI	Indoor Fan Motor	TH2	Thermistor (Indoor Coil E1)
49FI	Indoor Motor Thermal Protector	TH3	Thermistor (Indoor Coil E2)
RC1	Running Capacitor	TH4	Thermistor (Indoor Coil E3)
F1, 2	Fuse	CR	Indoor Controller
LM	Auto Louver Motor	(RCU)	Remote Control Unit
			(Optional Parts)
TR1	Power Transformer
1X~3X	Auxiliary Relay	(TH)	Room Thermistor
RY1, 2, 4	Auxiliary Relay		Terminal Plate
MOV	Motor Operated Valve		Connector
FS	Float Switch		Terminal
LSW	Limit Switch
TH1	Room Thermistor

S 854-2-5268-923-00-1 (T)

SM830082

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