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HR M
ANUAL
MODE
FANS
N
.
1
O
DESCRIPTION
SUPPLY
6
night cooling
2
7
exhaust air
off
damper closed
Manual version 3.0 (10-10-2017)
(
)
SPEED
VALVES
2
3
EXTRACT
AIR
2
open
(pressure dif-
ference)
1
closed
(CAUTION:
no pressure
difference)
4. Check the operation of the pressure difference meter 7
over the heat exchanger:
1. Open the pressure difference meter.
2. Check in
the input values: 1-2-3-4 are as follows:
-
0-0-0-0
3. Make a bridge between the two switch contacts.
4. Check that the input values: 1-2-3-4 are as follows:
-
0-0-0-1
5. Remove the bridge.
2.12.6 Checking temperature sensors
The unit contains temperature sensors.
1. Check in
the sensors measure realistic values (Tfresh-Tsupply, Tex-
tract-Texhaust)
2.12.7 Checking the CO
If a CO
1. Check in
the sensor is measuring a realistic value (Analog in)
2.12.8 Checking the heating / cooling
Check that the heating/cooling module responds to the con-
nected heating/cooling system.
2.12.9 Finishing the unit
1. Close all inspection hatches.
2. Place the b-touch control panel in the holder.
FRESH
EXHAUST
4
AIR
open
(pressure dif-
ference)
closed
(no pressure
difference)
menu > Maintenance > Checking HR unit
menu > Maintenance > Checking HR unit
sensor (accessory)
2
sensor is used:
2
menu > Maintenance > Checking HR unit
I
NSTALLATION
-
RECIR
5
6
-
CULATION
BY
PASS
closed
open
open
closed
that
that
that
en-31
en
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