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SERVICE MENU: “CONSTANT PRESSURE
CPC (Constant Pressure Control) is set by the installer and should not be changed.
CPC can only be used with pressure sensor in the supply duct. See below for activation of installed sensor.
”
Are you sure?
” Press to return, or press to make settings.
Press again and then to activate or block CPC. Confirm with .
When CPC is enabled, more options are displayed.
Set the fan speed 0-100% with . When adjusting, the fan have constant speed and starts to regulate
after the settings are saved, by pressing .
NB! When changing the pressure settings, please wait until the pressure has stabilized.
NB! Only use clean filters when activating CPC.
THE “SERVICE MENU”
In this menu a password is required in order to make adjustments.
The password is 1199
and it can not be changed.
Press in order to go forward from the Main Menu.
The password is entered with the keys and every number is confirmed with .
After the password 1199 to the Service Menu the question “Are you sure?” will be displayed.
Press f or “Yes” or for “No”.
To go further to the different functions in the ”Service menu” press .
t
ENTER
t
BACK
t
UP
UP
DOWN
DOWN
a
ENTER
.
ENTER
UP
UP
DOWN
DOWN
.
ENTER
UP
UP
DOWN
DOWN
ENTER
ENTER
UP
UP
DOWN
DOWN
ENTER
ENTER
NED
NED
NED
NED
The “Exhaust diff.” sets the difference in percentage that the output signal for the exhaust fan will differ
from the output signal for the supply fan.
The exhaust diff. can be set to fom +50% to -50% of the output signal for the supply fan.
i
ENTER
k
UP
UP
DOWN
DOWN
.
ENTER
f o
ENTER
f
BACK
UP
UP
.
DOWN
DOWN
UP
UP
DOWN
DOWN
ENTER
ENTER
ENTER
BACK
ENTER
ENTER
ENTER
ENTER
BACK
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