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COOLING / HP MENU
The Cooling / HP menu allows to modify the
options regarding the behavior with an outdoor
unit.
Parameter
Description
AC/HP
Allows you to specify the tonnage of
TONS
the outdoor unit.
CFM/TON
Allows you to set a precise CFM per
TON ratio.
DEHUM
Defines if the dehumidification will
ON STATE
be active-high or active-low.
DEHUM
Allows you to modify the
RATIO
percentage of the cooling CFM that
will be delivered when
dehumidification is active.
AC Y1
Allows you to modify the
RATIO
percentage of the cooling CFM that
will be delivered when only a first
stage call for cooling (Y1) is active.
DELAYS MENU
This menu allows to adjust timing parameters of
the unit.
Parameter Description
AC/HP ON This parameter allows to set the wait
time before the fan starts when a call
is made on Y1 or Y2.
AC/HP
This parameter allows to set the time
OFF
the fan will keep running after the end
of a call on Y1 or Y2.
HEAT ON This parameter allows to set the wait
time before the fan starts when a
heating call is made on W1 or W2.
HEAT
This parameter allows to set the time
OFF
the fan will keep running after the end
of a call on W1 or W2.
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SYSTEM MENU
The system menu allows to modify the following
parameters:
Parameter Description
FURNACE
This parameter allows to manually
MODEL
select the model of the unit. This pa-
rameter must be used when the con-
trol board is replaced. This is to be
set as CAH050E.
RESET
Reinitialize all the user modifiable
SYSTEM
parameters to their factory default.
Canadian Air Handler Installation and Operation
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