Technical data Mains supply ..................230 VAC / 50 Hz Recommended fuse ..................13 A Nominal air quantity ................... 120 m Max. air quantity at 100 Pa external ............180 m Heat provision level ................approx. 85% Max. power consumption of the fans (180 m /h and 150 Pa external) ....
Please keep the operating instructions for future reference. Please pay attention to the safety notes. Product description The aerosilent topo comfort ventilation unit consists of a ventilation module with highly effi cient heat recovery characteristics and an optional heat register. Proper application...
Operation The aerosilent topo is operated using a room operating panel. Two different room operating pa- nels are available that provide different functions: • 3-level switch • 3-stage timer The 3-level switch provides simple, manual fan control. In contrast, the 3-stage timer can be used to set an individual weekly programme.
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Filter/Fault LED LED constantly illuminated: Coarse particle fi lter needs replacing in the unit. Please refer to the 'Maintenance' sec- tion. LED fl ashes: A fault has occurred. Possible causes are: • The supply air or extract air fan has failed. •...
3-stage timer The following functions are available with the 3-stage timer: - Manual selection of one of the 6 operating modes - Programming an automatic weekly schedule for the fan levels 1, 2, 3 and 0 - Monitoring fan failure - Monitoring the condition of the fi...
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Anlage aus (System off) Both fans are switched off and the controller works solely in standby mode. The message "Anlage aus" appears on the screen. Manual fan level 1/2/3 The ventilation unit works permanently with the selected fan level. The message "LSTx - manuell"...
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Weekly programmes The weekly programme defi nes which fan level is activated at various points in time. From a technical perspective, the ventilation unit has 4 levels - 0, 1, 2 and 3 - whereby fan level 0 (LST0) is equivalent to switching off the unit. LST2 Automatik After commissioning, the following values apply...
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Programming during the night: A time period of 0°° to 24°° hours is available for each day of the week. 0.°° 6.°° 12.°° 18.°° 24.°° Each fan level can be set once for each timeframe. If you wish to set a specifi c fan level for throughout the night, the applicable time period is always from evening until morning on the same day.
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Faults/messages If faults occur or messages are issued, they are displayed instead of the date and time and the background illumination of the display fl ashes. "Störung Venti." (Fan fault) This error message appears if a fault occurs on one of the two fans. For safety reasons, the second fan is also deactivated.
Maintenance Maintenance of your comfort ventilation system is mainly limited to changing the coarse particle fi lters and the fi ne particle air fi lter in the ventilation unit. The operating panel shows when a coarse particle fi lter needs to be changed. However, this is not shown for the fi...
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Remove the contaminated fi lter pads. Insert new fi lter pads and push the slots back into the openings. To change the fi ne particle air fi lter, remove the fi lter cartridge by pulling it forwards (see fi g. 3). Insert new fi...
Commissioning Prerequisites for commissioning The water, air, electrical and mechanical connections for the comfort ventilation unit must be carried out in accordance with the installation instructions. This particularly applies to the insulation of the air pipes and the condensation connection. Caution: The unit must not be operated without complete insulation of the air pipes (exhaust and outside air) as any condensation could damage the individual unit compo- nents, such as the electronics or the fans.
Setting the nominal air quantity Warning: Serious personal injury may result from improper working procedures. The nominal air quantity may only be set by suitably qualifi ed and authorised technicians. Before setting the nominal air quantity, the unit must be fully disconnected from the mains.
The nominal air quantity only needs to be set for fan level 2. The air quantity for fan level 1 and fan level 3 is calculated automatically as -30% and +30% respectively. Example: Nominal air quantity, 80 m³/h, 5=OFF, 6=OFF, 7=OFF, 8=OFF Setting the fan balance DIP switches 3 and 4 are used to set a higher air quantity for the supply air fan in compa- rison to the extract air fan.
Note: After completing all procedures, replace the cover guard and close the inspec- tion doors. Never leave the opened unit unattended at the installation site. Fault prevention / checklist Nominal air quantity set Condensation connection in place Filters in the unit ( 2x coarse particle fi...
Important unit information (logbook) Your authorised technician has handed over the unit to you with the following settings. Please keep this information to hand in case you have any queries. Customer: Location: Unit type: Serial number: Initially commissi- oned on: Installation compa- Authorised techni- cian:...
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Imprint Publisher: drexel und weiss energieeffi ziente haustechniksysteme gmbh. Achstrasse 42, 6922 Wolfurt T 05574 47895-0 F 05574 47895-4 E-mail: offi ce@drexel-weiss.at www.drexel-weiss.at ATU 35542007; FN 192604t; Company Accounts Register: Feldkirch Document number: 20080908.01 BWI EN...
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