Thermo Pride Premiere XT 16 SEER - Manual (Page 18)

18
FIGURE 19: Thermostat Wiring – Two-Stage Heat Pumps - Variable Speed Modulating Furnaces
HP 28A Two Stage Heat Pump – Variable Speed Modulating Furnace (With Hot Heat Pump Operation)
O
Reversing Valve
Energized in Cool
C
24 – Volt Common
R
24 – Volt Hot
W1 OUT
First Stage Heat
W2 OUT
Second Stage Heat
Y2 OUT
Second Stage Compressor
Y1
Single Stage Compressor
X/L
Malfunction Light
Y2
Second Stage Compressor
W
Auxiliary Heat
BS
Bonnet Sensor
BSG
Bonnet Sensor
YORKGUARD VI
CONTROL
TWO STAGE
HEAT PUMP
Bonnet Sensor
(Optional)
C
24 – Volt Common
Y1
First Stage Compressor
L
Malfunction Light
Y2
Second Stage Compressor
G
Fan
*PP32U71124
*PP32U72124
THERMOSTAT
R
24 – Volt Hot
E/W1
First Stage Aux. Heat
W2
Second Stage Aux. Heat
DHM
Dehumidistat
HM
Humidistat
O
Reversing Valve
Energized in Cool
C
24 – Volt Common
R
24 – Volt Hot
Y1
Single Stage Compressor
VARIABLE SPEED
MODULATING
FURNACE CONTROL
G
Fan
VARIABLE SPEED
MODULATING
FURNACE
Y/Y2
Second or Full
Stage Compressor
HUM
Dehumidification-
Open on Humidity Rise
W
Modulating Heat
Change FFuel jumper
on the heat pump control
to “ON”
1
Part Numbers:
SAP = Legacy
171334 = 031-09153
2
2
Move HUMIDISTAT
jumper to “YES”
if humidistat is to be used.
Part Numbers:
SAP = Legacy
126768 = 031-09137
18395 = 031-01996
340512 = 031-09178
1
PC(8/9)
ID MODELS
FC(8/9)C
FL(8/9)C
YZE
OD MODELS
YZH
H*5
H*8
Step 1 of the Thermostat
Installer Table must be
set to Heat Pump
E2/P Switch must be in the
E2 position
Step 2 of the Thermostat
Installer Table must be
set to 2
Step 5 of Thermostat User
Configuration Menu must
be set to “ON” for
Dehumidification
24VAC Humidifier
(Optional)
Change Hot Heat Pump
jumper on the heat pump
control to “ON”