Friedrich MR09Y3H, MR12Y3H manual Circuit Diagram, Indoor Unit, Outdoor Unit

CIRCUIT DIAGRAM

INDOOR UNIT OUTDOOR UNIT

MR09Y3H

RED

S

WHITE R C M COMPRESSOR

BLACK C

					1	2	3	4	5	6	7	8
	CN201							CN8
	1	RED	1	1									1 1	RED
	2	WHITE	2 2										2 2	ORANGE
INDICATOR	3	WHITE	3 3								CN5		3 3	YELLOW
	4	WHITE	4 4		CN3								4 4 PINK
PCB ASSY	5	WHITE	5 5										5 5	BLUE
	6	WHITE	6 6		CONTROLLER
		WHITE
	7		7	7		PCB ASSY
						( MAIN PCB )							1 1	BLACK
		BLUE									CN4		2 2	BLACK
			1 1										3 3	BLACK
		YELLOW	2 2										4 4	BLACK
		WHITE	3 3		CN7
FAN MOTOR F M		BLACK	4 4
		RED	5 5
			6 6										1
													2
											CN6 3			TEST
													4
				1	CN2								5
				2
							CN1					W4
						1	2	3	4	5
						1	2	3	4	5
						BLACK		WHITE		RED
								FUSE 102						GREEN
								THERMAL

								CONTROLLER PCB ASSY
		REACTOR			REACTOR
M	STEP MOTOR
	( LOUVER )
				or					W7
			WHITE		WHITE				W8
								W10	W9
			RED		RED
								W11
	PIPE THERMISTOR									1	1	RED
	ROOM THERMISTOR	PIPE THERMISTOR			BLACK	1	1			2	2
					BLACK	2	2	CN61		3	3	BLACK
	DISCHARGE THERMISTOR				BLACK	3	3		CN800	4	4	WHITE
					BLACK	4	4			5	5	YELLOW
										6	6	BROWN
										7	7
										1	1	RED
										2	2	BROWN
	OUTDOOR THERMISTOR				BLACK	1	1		CN40	3	3	BLUE
						2	2	CN62		4	4	ORANGE
					BLACK					5	5	YELLOW
						3	3			6	6	WHITE
			WHITE
					RED			W4
		FUSE			WHITE							RED
								W2
	250V 5A				BLACK		W1					BLUE
												ORANGE
		BLACK	BLACK	BLACK	GREEN				CN501	2	2	YELLOW
												BLACK
					FUSE							WHITE
					250V 20A			W3
										1	1	BLACK

MR12Y3H

RED

R(R)U

WHITE	C M COMPRESSOR
S(S)V
BLACK	C(T)W

F M FAN MOTOR

PMV EXPANSION VALVE COIL

or

PMV EXPANSION VALVE COIL

4WV 4-WAY VALVE COIL

G	TERMINAL BOARD 1 2	3 L1 L2 G
	EARTH

TERMINAL

1 2 3

TERMINAL BOARD

POWER SOURCE

5