Duplexvent Entro-V Line
USER AND MAİNTENANCE MANUAL
12
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2.
Filter change time can be controlled by
optional extra
pressure switch mechanically. With this method, when
filter needs to be
changed, control
board gives an alert (red warning light flashes). After changing/cleaning is
completed,
warning light goes off
automatically.
10.2. By-pass Function
It is used when filtered fresh air is supplied
indoor
s
without passing through heat exchanger (
hot seasons
).
The
unit's PCB has built-in parameters to control the
by-pass module
which
will be opened or
closed
by
monitoring
outdoor air temperature, return air temperature and set temperature values.
10.3. Frost Protection Function
Condensation occurs inside the unit where outdoor air temperature is below 0°C.
The h
eat exchanger can be
damaged if
condensation water freezes inside
it
.
The units PCB adjusts fan speeds
periodically to protect freezing.
Note:
This function is active when outdoor air temperature is below -
3°C. Set temperature value is changeable
This function is used
to increase supply and extract air flow when high levels of contamination are being produced
(
when cooking or taking a shower,
etc.). There are 2 boost
options available
on controller. One of them is
by using
the controller
s
, the other one is
through remote switches/boost switches wired in the unit's
PCB.
1.
“Boost” function is activated by pressing
on
basic controller
and
on
digital controller f
or 3 seconds.
When
activated the
unit runs at
boost speed
(maximum speed)
for
15 minutes,
after which the unit will return to its
commissioned everyday running rate fan speed.
using the
digital controller only
.
10.4. Boost Function
Digital
Controller
BUTTONS
Function
Button
Activity
Service operation
By-Pass function on/off [BYP]
Equipments function on/off (Heater,
preheater) [HTI]
BMS function on/off [BMS]
Exit
Press for 3 seconds
Press for 3 seconds
Press for 3 seconds
Press for 3 seconds
Press for 3 seconds
or
Wait 10 seconds
LEDS
Led
Status
Status
Function
H
On
Off
M
On
Off
L
On
Off
By-Pass function [BYP]
Equipments function (Heater,
preheater) [HTI]
BMS function [BMS]
Led is off
Led is on
Blink
Basic
Controller
