Thermostat Wiring - Two-Stage Heat Pump - Variable Speed Modulating Furnace - York YZF Installation Manual

835966-UIM-E-0814
HP 28C Two Stage Heat Pump - Variable Speed Modulating Furnace (With Hot Heat Pump Operation)
THERMOSTAT THERMOSTAT
*PP32U70124
S1-THPU32HP7b
C
24 – Volt Common 24 – Volt Common
Y
First Stage Compressor First Stage Compressor
R
24 – Volt Hot
24 – Volt Hot
(Heat XFMR)
G
Fan
E
Emergency Heat
RC
24 – Volt Hot
Auxiliary Output
(Cool XFMR)
O/B
First Stage Heat
Reversing Valve
L
Malfunction Light
Y2
Second Stage Compressor Second Stage Compressor
AUX
Second Stage Heat
Auxiliary Heat
External Humidistat
Open on Humidity Rise
Thermostat Installer Setup
Jumper 1 must be
0170-System Type-
set to "Gas"
must be set to 12
3 Heat/2 Heat Pump
Jumper 2 must be
Thermostat Installer Setup
set to "O"
0190-Changeover Valve-
must be set to 0
Jumper 3 must be
O/B terminal
set to "HP"
Energized in Cooling
Thermostat Installer Setup
Can use "W3/Aux"
0200-Backup Heat Source-
output to control
must be set to 1
dehumidification
Heat Pump Backup Heat
Source is Fossil Fuel
Thermostat Installer Setup
Duel Fuel setting
0210-External Fossil Fuel
must be "External"
Kit- must be set to 1
Heat Pump Control
is Controlling Heat Pump
Backup Heat
FIGURE 20: Thermostat Wiring – Two-Stage Heat Pump - Variable Speed Modulating Furnace
20
C
Y1
R
G
Fan
W3/Aux
W1/OB
Y2
W2
(Optional)
if desired
ID MODELS
YPLC YP9C
LP9C
LPLC
CPLC
CP9C
TP9C
TPLC
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
Dehumidification-
Open on Humidity Rise Bonnet Sensor
Move HUMIDISTAT
jumper to "YES"
if humidistat is to be used.
OD MODELS
YZF060
YZH
H*6B60
H*8B
TWO STAGE
HEAT PUMP
YORKGUARD VI
CONTROL
C
24 – Volt Common
Y1
Single Stage Compressor
R
24 – Volt Hot
W1 OUT
First Stage Heat
W2 OUT
Second Stage Heat
Y2 OUT
Second Stage Compressor
O
Reversing Valve
Energized in Cool
X/L
Malfunction Light
Y2
Second Stage Compressor
W
Auxiliary Heat
BSG
Bonnet Sensor
(Optional)
BS
Bonnet Sensor
Change "FFuel" jumper
on the heat pump control
to "ON"
Change Hot Heat Pump
jumper on the heat pump
control to "ON"
Johnson Controls Unitary Products
A016-001