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

For additional connection diagrams for all UPG equipment refer to "Line Voltage System Wiring" document available on-line at www.upgnet.com in
the Product Catalog Section.
AC 26A Two Stage Air Conditioner – Variable Speed Modulating Furnace
THERMOSTAT
*DN22U00124
C
24 – Volt Common
Y1
First Stage Compressor
R
24 – Volt Hot
(Heat XFMR)
G
Fan
E/W1
First Stage Heat
W2
Second Stage Heat
R
24 – Volt Hot
(Cool XFMR)
Y2
Second Stage
Compressor
Connection of the "C"
terminal, 24-volt common
is optional when used with
batteries
Thermostat Installer Setup
1-System Type-must
be set to 6-2 Heat/2 Cool
Multistage Conventional
Thermostat Installer Setup
15-Compressor Protection
-must be set to 5
2
FIGURE 5: Thermostat Chart – Two Stage AC - Variable Speed Modulating Furnace
Unitary Products Group
THERMOSTAT
*PP32U70124
C
24 – Volt Common
Y1
First Stage Compressor
R
24 – Volt Hot
(Heat XFMR)
G
Fan
E/W1
Emergency Heat
AUX
Auxiliary Heat
R
24 – Volt Hot
(Cool XFMR)
Y2
Second Stage
Compressor
2
2
External Humidistat
(Optional) Open on Humidity Rise
Open on Humidity Rise
24VAC Humidifier
(Optional)
Connection of the "C"
terminal, 24-Volt common
is optional when used with
batteries
Thermostat Installer Setup
0170-System Type-must
be set to 8-2 Heat/2 Cool
Multistage Conventional
Part Number:
S1-2HU16700124
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
External Humidistat 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
292278-UIM-A-0108
TWO STAGE
AIR
CONDITIONER
1
C
24 – Volt Common
Y1
First Stage Compressor
R
24 – Volt Hot
Y2
Second Stage
Compressor
1
9