International comfort products C9MVX Installation Instructions Manual page 55

Two- -Stage Thermostat with Two- -Stage Furnace or Variable Speed Furnace (*9MPT, *9MPV, *9MVX
Figure 53
Models) and Single- -Stage Air Conditioner
OPTIONAL
DEHUMIDISTAT
DEHUMIDISTAT
(*MPV &*MVX
Models Only)
(*MPV Models Only)
If no DEHUM from
thermostat available
Connect 1 to Y1 for 2-
stage AC-HP
applications.
Connect 1 to Y/Y2 for
1-stage AC- HP
applications
Two- -Stage Thermostat with Variable Speed Furnace (*9MPV & *9MVX Models only)
Figure 54
and Two- -Stage Air Conditioner
OPTIONAL
DEHUMIDISTAT
DEHUMIDISTAT
(*MPV &*MVX
Models Only)
(*MPV Models Only)
If no DEHUM from
thermostat available
Connect 1 to Y1 for 2-
stage AC-HP
applications.
Connect 1 to Y/Y2 for
1-stage AC- HP
applications
440 01 2024 04
TWO-STAGE
THERMOSTAT
Y1
OPTIONAL
W2
W1
1
Y2
2
G
R
DEHUM
OR
C
HUM
TWO-STAGE
THERMOSTAT
Y1
OPTIONAL
W2
W1
1
Y2
2
G
R
DEHUM
OR
C
HUM
International Comfort Products, LLC
Lewisburg, Tennessee 37091 USA
Specifications are subject to change without notice.
TSIB
NOTE 5
Y1
O
NOTE 11
VS FURNACE
CONTROL
W2
NOTE 7
W1
Y/Y2
G
R
NOTE 3, 9, 10
DEHUM
C
OM
24V HUM
TSIB
NOTE 5
Y1
O
NOTE 11
VS FURNACE
CONTROL
W2
W1
Y/Y2
G
R
NOTE 3, 9, 10
DEHUM
C
OM
24V HUM
SINGLE STAGE
AIR CONDITIONER
Y
C
OPTIONAL
HUMIDIFIER
24V in
COM
NOTE 2
TWO-STAGE
AIR CONDITIONER
Y1
Y2
C
OPTIONAL
HUMIDIFIER
24V in
COM
NOTE 2
55