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SYSTEM - The
SYSTEM
button allows you to sequentially select up to four
modes of operation:
AUTO
HEAT
Not available on some models
FAN ONLY
COOL MODE
SET POINT
F
AUTO FAN
FRR103
FRR105
SET POINT
F
AUTO FAN
FRR104
- AUTO-, COOL or HEAT or FAN ONLY mode,
you can also select FAN MODE, FAN SPEED, TIMER SCHEDULE,
. The SYSTEM MODE does not change.
HEAT MODE
FAN ONLY MODE
AUTO FAN (No Cooling Demand)
When in the
AUTO FAN
mode, the fan only operates when the system has
a demand to cool or heat the room. Note: the fan is off (no fan speed icon),
indicating no command for cooling or heating.
SET POINT
F
AUTO FAN
FRR112
SET POINT
F
AUTO FAN
FRR106
System has a demand for cooling. The fan is operating at a medium speed.
FAN SPEED - Depending on your model, the
FAN
SPEED
N
SPEED
button allows you to toggle between four or five modes of operation: LOW, MEDIUM, HIGH and AUTO.
When fan speed AUTO FAN mode (SYSTEM mode AUTO, COOL or HEAT) is selected, fan speed automatically varies depending on the difference between
the unit’s set point on the control panel and the actual room temperature. When the system detects a wide difference between the set point and the actual
room temperature the fan speed increases to HIGH for a period of time. The fan speed decreases, in step, as the temperature difference decrease
s. When the
room temperature matches the system's set point, fan speed returns to the original setting.
FAN MODE – The
FAN
MODE
button allows you to select between
AUTO FAN
and
CONTINUOUS
modes.
AUTO FAN (Cooling Demand)
Control Panel Operation Instructions
COOL
Not available on some models
- AUTO -
AUTO MODE
SET POINT
F
AUTO FAN
FRR204
- AUTO -
3 Speed
AUTO
4 Speed
AUTO
and
When in the