Aprilaire 8570 installation instructions + I- R C H Odt

Figure 8

A	B	BYPASS	POWER
OFF	C

I+ I- R C H ODT

24V B2203201 Rev. B

					7
			A	L	6	T
		M							/
						S
					R	E
							S
	R		5		E			T
								T
							E
O
N
		4
				3				F
							F
						O

2

1

AUTOMATIC MODE

AHC must be powered by a continuous supply – do not wire to furnace accessory terminals.

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