Carrier 50HCQ07 Installation Instructions Manual page 41

Single package rooftop heat pump with puron (r-410a) refrigerant
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Table 12 — Dry Bulb Operation, No Demand Controlled Ventilation (DCV) (CO
OUTSIDE AIR
DCV
GOOD TO
ECONOMIZE?
No
None
Yes
*With stage 3 delay (STG3 DLY) in Advanced setup menu, second
stage of mechanical cooling Y2-O can be turned on after the delay if the
calls for Y1-I and Y2-I have not been satisfied.
Table 13 — Dry Bulb Operation, with Demand Controlled Ventilation (DCV) (CO
OUTSIDE AIR
DCV
GOOD TO
ECONOMIZE?
No
Below
CO
Set
2
Yes
No
Above
CO
Set
2
Yes
*With stage 3 delay (STG3 DLY) in Advanced setup menu, second
stage of mechanical cooling Y2-O can be turned on after the delay if the
calls for Y1-I and Y2-I have not been satisfied.
Table 14 — Enthalpy Operation, No Demand Controlled Ventilation (DCV) (CO
OUTSIDE AIR
DCV
GOOD TO
ECONOMIZE?
No
None
Yes
*With stage 3 delay (STG3 DLY) in Advanced setup menu, second
stage of mechanical cooling Y2-O can be turned on after the delay if the
calls for Y1-I and Y2-I have not been satisfied.
Y1-I
Y2-I
FAN SPEED
Off
Off
High
On
Off
High
On
On
High
Off
Off
High
On
Off
High
On
On
High
Y1-I
Y2-I
FAN SPEED
Off
Off
High
On
Off
High
On
On
High
Off
Off
High
On
Off
High
On
On
High
Off
Off
High
On
Off
High
On
On
High
Off
Off
High
On
Off
High
On
On
High
Y1-I
Y2-I
FAN SPEED
Off
Off
High
On
Off
High
On
On
High
Off
Off
High
On
Off
High
On
On
High
Y1-O
Y2-O
OCCUPIED
0-v/Off
0-v/Off
MIN POS
24-v/On
0-v/Off
MIN POS
24-v/On
24-v/On
MIN POS
0-v/Off
0-v/Off
MIN POS
0-v/Off
0-v/Off
MIN POS to Full-Open
24-v/On
24-v/Off*
MIN POS to Full-Open
Y1-O
Y2-O
OCCUPIED
0-v/Off
0-v/Off
VENTMIN
24-v/On
0-v/Off
VENTMIN
24-v/On
24-v/On
VENTMIN
0-v/Off
0-v/Off
VENTMIN
0-v/Off
0-v/Off
VENTMIN to Full-Open Closed to Full-Open
24-v/On
0-v/Off*
VENTMIN to Full-Open Closed to Full-Open
0-v/Off
0-v/Off
VENTMIN to VENTMAX Closed
24-v/On
0-v/Off
VENTMIN to VENTMAX Closed
24-v/On
24-v/On
VENTMIN to VENTMAX Closed
0-v/Off
0-v/Off
VENTMIN to VENTMAX Closed
0-v/Off
0-v/Off
VENTMIN to Full-Open Closed to Full-Open
24-v/On
0-v/Off*
VENTMIN to Full-Open Closed to Full-Open
Y1-O
Y2-O
OCCUPIED
0-v/Off
0-v/Off
MIN POS
24-v/On
0-v/Off
MIN POS
24-v/On
24-v/On
MIN POS
0-v/Off
0-v/Off
MIN POS
0-v/Off
0-v/Off
MIN POS to Full-Open
24-v/On
0-v/Off*
MIN POS to Full-Open
41
Sensor) — 1 Speed Fan
2
UNOCCUPIED
Closed
Closed
Closed
Closed
Closed to Full-Open
Closed to Full-Open
Sensor) — 1 Speed Fan
2
UNOCCUPIED
Closed
Closed
Closed
Closed
Sensor) — 1 Speed Fan
2
UNOCCUPIED
Closed
Closed
Closed
Closed
Closed to Full-Open
Closed to Full-Open

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