Thermostat Chart - Two Stage Ac - Variable Speed Modulating Furnace - York FC9C UP Series Installation Manual

292278-UIM-A-0108
AC 26B Two Stage Air Conditioner – Variable Speed Modulating Furnace
THERMOSTAT THERMOSTAT
*DN22C00124 *DP22U70124
C
24 – Volt Common 24 – Volt Common
Y
First Stage Compressor First Stage Compressor
R
24 – Volt Hot
G
Fan
W
First Stage Heat
W2
Second Stage Heat Second Stage Heat
Y2
Second Stage
Compressor
2
External Humidistat
Open on Humidity Rise
24VAC Humidifier
Step 1 of Thermostat User
Connection of the "C"
Configuration Menu must
terminal, 24-Volt common
is optional when used with
batteries Connection of the "C"
terminal, 24-Volt common
is optional when used with
2
S1-2HU16700124
FIGURE 6: Thermostat Chart – Two Stage AC - Variable Speed Modulating Furnace
10
C
Y1
R
24 – Volt Hot
G
Fan
E/W1
First Stage Heat
W2
Y2
Second Stage
Compressor
2
External Humidistat
(Optional) Open on Humidity Rise
(Optional)
be set to MS 2
batteries
Part Number:
ID MODELS
PC9
FC9C
FL9C
VARIABLE SPEED
MODULATING
FURNACE
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
(Optional) Dehumidification-
Open on Humidity Rise
Move HUMIDISTAT
jumper to "YES"
if humidistat is to be used.
Part Numbers:
SAP = Legacy
171334 = 031-09153
TWO STAGE
AIR
CONDITIONER
1
C
24 – Volt Common
Y1
First Stage Compressor
R
24 – Volt Hot
Y2
Second Stage
Compressor
1
Unitary Products Group