York GY8S*UH Furnace User Manual


 
278436-YTG-A-0407
Unitary Products Group 7
For additional connection diagrams for all UPG equipment refer to “Low Voltage System Wiring” document available online at www.upgnet.com
in the Product Catalog Section.
Thermostat Chart
AC1 Single Stage A/C w/Single Stage Furnace, 1 Stage Cooling Ready - (G,L)*8/9S, XYF80-U, XYF80-U*L, XYF90-U
HM1
Humidistat
Thermostat Installer Setup Number 1 -
System Type - must be set to 0
Selection of GAS/ELEC switch
on thermostat not necessary
Thermostat Installer Setup Number 15 -
Compressor Protection - must be set to 5
24V HUMIDIFIER
G
Fan
G
Fan
G
Fan
G
Fan
W
First Stage Heat
W
First Stage Heat
W
First Stage Heat
W
Single Stage Heat
RC
24-Volt Hot (Cool XFMR)
RC
24-Volt Hot (Cool XFMR)
RC
24-Volt Hot (Cool XFMR)
R
24-Volt Hot (Heat XFMR)
RH
24-Volt Hot (Heat XFMR)
RH
24-Volt Hot (Heat XFMR)
R
24-Volt Hot
C
24-Volt Common
C
24-Volt Common
Y
First Stage Cool
Y
First Stage Cool
Y
First Stage Cool
Y/Y2
Single/Second Stage Cool
Y
Single Stage Cool
*DN11C00124
C
24-Volt Common
C
24-Volt Common
Optional w/Batteries
*BN11C01124
*DP11C40124
PSC
FURNACE CONTROL
SINGLE STAGE
AIR CONDITIONING
*BN11C00124 *BP11C50124 *PP11C70224
THERMOSTAT THERMOSTAT THERMOSTAT
HP1
W/031-01975- Series Demand Control
Single Stage H/P - E*RD, E*BD, ERHS, HPX13 - w/Single Stage Furnace, 1 Stage Cooling Ready - (G,L)*8/9S, XYF80-U, XYF80-U*L, XYF90-U
SINGLE STAGE
HEAT PUMP
*DN22U00124 *BP21H50124 *PP32H70124
THERMOSTAT THERMOSTAT THERMOSTAT
PSC
FURNACE CONTROL
*BN21H00124
*DP21H40124
*DN21H00124
N/A N/A
C
24-Volt Common
R
24-Volt Hot
E
Emergency Heat
O
Reversing Valve–Energized in Cool
C
24-Volt Common
C
24-Volt Common
Y
First Stage Heat/Cool
Y/Y2
Single/Second Stage Cool
Y
Single Stage Heat/Cool
R
24-Volt Hot
R
24-Volt Hot
W1
Second Stage Heat
W
Single Stage Heat
W1/66
First Stage Heat Out
G
Fan
G
Fan
W
First Stage Heat
Step 1 of Thermostat User Configuration Menu
must be set to Heat Pump 1
Step 9 of Thermostat User Configuration Menu
must be set to Pump OFF
O
Reversing Valve–Energized in Cool
L
Malfunction Light
X/L
Malfunction Light