Carrier WeatherMaster 48HC07-12 Installation Instructions Manual page 34

Single package rooftop gas heat/electric cooling unit with puron r-410a refrigerant
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Table 15 — Enthalpy Operation No DCV (CO
DEMAND
OUTSIDE AIR
CONTROLLED
GOOD TO
VENTILATION (DCV)
ECONOMIZE
NONE
NONE
*With stage 3 delay (STG3 DLY) in Advanced setup menu can turn on second stage of mechanical cooling Y2-O after the delay if the call for
Y1-I and Y2-I have not been satisfied.
Table 16 — Enthalpy Operation With DCV (CO
DEMAND
OUTSIDE AIR
CONTROLLED
GOOD TO
VENTILATION (DCV)
ECONOMIZE
Below CO
Set
2
Above CO
Set
2
*With stage 3 delay (STG3 DLY) in Advanced setup menu can turn on second stage of mechanical cooling Y2-O after the delay if the call for
Y1-I and Y2-I have not been satisfied.
Table 17 — Dry Bulb Operation No DCV (CO
DEMAND
OUTSIDE AIR
CONTROLLED
GOOD TO
VENTILATION (DCV)
ECONOMIZE
NONE
NONE
*With stage 3 delay (STG3 DLY) in Advanced setup menu can turn on second stage of mechanical cooling Y2-O after the delay if the call for
Y1-I and Y2-I have not been satisfied.
Y1-I
Y2-I
SPEED
OFF
OFF
NO
ON
OFF
ON
ON
OFF
OFF
ON
OFF
YES
ON
ON
Y1-I
Y2-I
SPEED
OFF
OFF
No
ON
OFF
ON
ON
OFF
OFF
ON
OFF
Yes
ON
ON
OFF
OFF
No
ON
OFF
ON
ON
OFF
OFF
Yes
ON
OFF
ON
ON
Y1-I
Y2-I
SPEED
OFF
OFF
NO
ON
OFF
ON
ON
OFF
OFF
ON
OFF
YES
ON
ON
Sensor) — 1 Speed Fan
2
FAN
Y1-O
Y2-O
HIGH
0v/Off
0v/Off
HIGH
24v/On
0v/Off
HIGH
24v/On
24v/On
HIGH
0v/Off
0v/Off
HIGH
0v/Off
0v/Off
HIGH
24v/On
0v/Off*
Sensor) — 1 Speed Fan
2
FAN
Y1-O
Y2-O
HIGH
0v/Off
0v/Off
HIGH
24v/On
0v/Off
HIGH
24v/On
24v/On
HIGH
0v/Off
0v/Off
HIGH
0v/Off
0v/Off
HIGH
24v/On
0v/Off
HIGH
0v/Off
0v/Off
HIGH
24v/On
0v/Off
HIGH
24v/On
24v/On
HIGH
0v/Off
0v/Off
HIGH
0v/Off
0v/Off
HIGH
24v/On
0v/Off*
Sensor) — 2 Speed Fan
2
FAN
Y1-O
Y2-O
LOW
0v/Off
0v/Off
LOW
24v/On
0v/Off
HIGH
24v/On
24v/On
LOW
0v/Off
0v/Off
LOW
0v/Off
0v/Off
HIGH
24v/On
0v/Off*
34
OCCUPIED
UNOCCUPIED
MIN POS
Closed
MIN POS
Closed
MIN POS
Closed
MIN POS
Closed
MIN POS to Full
Closed to Full-Open
Open
MIN POS to Full
Closed to Full-Open
Open
OCCUPIED
UNOCCUPIED
VENTMIN
Closed
VENTMIN
Closed
VENTMIN
Closed
VENTMIN
Closed
VENTMIN to
Closed to Full-Open
Full-Open
VENTMIN to
Closed to Full-Open
Full-Open
VENTMIN to
Closed
VENTMAX
VENTMIN to
Closed
VENTMAX
VENTMIN to
Closed
VENTMAX
VENTMIN to
Closed
VENTMAX
VENTMIN to
Closed to Full-Open
Full-Open
VENTMIN to
Closed to Full-Open
Full-Open
OCCUPIED
UNOCCUPIED
MIN POS
Closed
MIN POS
Closed
MIN POS
Closed
MIN POS
Closed
MIN POS to Full
Closed to Full-Open
Open
MIN POS to Full
Closed to Full-Open
Open

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