York PC9*DH warranty AC 26B, Variable Speed TWO Stage Modulating AIR Furnace Conditioner

246815-YTG-D-0108

AC 26B Two Stage Air Conditioner – Variable Speed Modulating Furnace

THERMOSTAT	THERMOSTAT
*DN22C00124	*DP22U70124

ID MODELS

PC9

FC9C

FL9C

VARIABLE SPEED	TWO STAGE
MODULATING	AIR
FURNACE	CONDITIONER

C	C
24 – Volt Common	24 – Volt Common
Y	Y1
First Stage Compressor	First Stage Compressor
R	R
24 – Volt Hot	24 – Volt Hot
G	G
Fan	Fan
W	E/W1
First Stage Heat	First Stage Heat
W2	W2
Second Stage Heat	Second Stage Heat

Y2		Y2
Second Stage		Second Stage
Compressor		Compressor
	2
		External Humidistat
		(Optional)
		Open on Humidity Rise
		24VAC Humidifier
		(Optional)

2	External Humidistat
	(Optional)
Open on Humidity Rise

VARIABLE SPEED

MODULATING

FURNACE CONTROL

C

24 – Volt Common

Y1

Single Stage Compressor

R

24 – Volt Hot

G

Fan

W

Modulating Heat

Y/Y2

Second or Full

Stage Compressor

HUM

Dehumidification-

Open on Humidity Rise

1

C

24 – Volt Common

Y1

First Stage Compressor

R

24 – Volt Hot

Y2

Second Stage

Compressor

Connection of the “C”	Step 1 of Thermostat User
	Configuration Menu must
terminal, 24-Volt common
is optional when used with	be set to MS 2
batteries	Connection of the “C”
	terminal, 24-Volt common
	is optional when used with
	batteries

2Part Number:

S1-2HU16700124

Move HUMIDISTAT

jumper to “YES”

if humidistat is to be used.

Part Numbers:	1
SAP = Legacy
171334 = 031-09153

Thermostat Chart -

6 Unitary Products Group