Carrier TC-PHP01-BLK Installation Manual page 29

Thermostat
RVS Cooling
Heat Stage 3
(furnace)
Heat/Cool Stage 1
Heat/Cool Stage 2
Fan
**
24VAC Hot Heating
24VAC Hot Cooling
24VAC Common
* Some heat pumps may designate W1.
**Remove jumper when using split power (Indoor and Outdoor Units
utilize separate transformers).
Fig. 5 - Variable Speed, Multi- Stage, Stage Modulating and Single- Stage
Furnace with 2- Stage Heat Pump
Furnace
O/B
W2
W W/W1
Y1
Y1
Y/Y2 Y/Y2
G G
Rh R
Rc
DHUM
C COM
27
Heat Pump
O
W2*
Y1
Y/Y2
R
C
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