Orca FLEXI 50, User Manual

Page 1: ...USER S MANUAL Heat regeneration single room reversible ventilator FLEXI 50 V1_2021 ...

Page 2: ...to operate in accordance with workplace safety regulations and construction norms and standards in force in the country Theinformationinthisuserguideiscurrentatthetimeofwriting The company reserves the right to change the technical characteristics shape or configuration of its products at any time in ordertotakeintoaccountthelatesttechnologicaldevelopments Nopartofthispublicationmaybereproduced st...

Page 3: ...rol panel with LCD display Napaka Zaznamek ni definiran 7 2 Ventilator mounting 11 7 3 Installing the front panel Napaka Zaznamek ni definiran 7 4 Connection to power mains 15 7 5 Wiring diagram for the ventilator with control panel with LCD display Napaka Zaznamek ni definiran 8 UNIT CONTROL USING BUTTONS ON THE LCD NAPAKA ZAZNAMEK NI DEFINIRAN 9 REMOTE VENTILATOR CONTROL NAPAKA ZAZNAMEK NI DEFIN...

Page 4: ... user s manual must be considered most seriously since they contain vital personal safety information Failure to follow the rules and safety precautions noted in this user s manual may result in an injury or unit damage After a careful reading of the manual keep it for the entire service life of the unit While transferring the unit control the user s manual must be turned over to the receiving ope...

Page 5: ... not operate the unit outside the temperature range stated in the user s manual Do not operate the unit in aggressive or explosive environments Do not touch the unit controls with wet hands Do not carry out the installation and maintenance operations with wet hands Do not wash the unit with water Protect the electric parts of the unit against ingress of water Do not store any explosive or highly f...

Page 6: ... objects on it Use the unit only for its intended purpose Do not allow children to operate the unit Disconnect the unit from power mains prior to any technical maintenance Theproductmustbedisposedseparatelyattheendofitsservicelife donotdisposetheunitasunsorteddomesticwaste ...

Page 7: ...ble for the formation of hazardous substances toxic substances dust pathogenicgerms The temperature in the room where the indoor unit of the ventilator is installed must be in the range from 1 C to 40 C withrelativehumidityupto65 nocondensationbuild up Iftheconditionsforusingtheventilatorarebeyondthespecified limits turn off the ventilator and provide fresh air supply through windows The inlet air...

Page 8: ... min 1 519 1555 2330 Air capacity in ventilation mode m3 h 15 35 50 Air capacity in regeneration mode m3 h 8 18 25 Filters G3 option F8 Transported air temperature C 20 do 40 Sound pressure level 1 m dB A 10 28 35 Sound pressure level 3 m dB A 1 19 26 Heat exchanger material ceramics Heat recovery efficiency 90 Pipe diameter mm 160 Ingress protection rating IP 24 ...

Page 9: ...User manual FLEXI 50 6 4 DIMENSIONS Overalldimensionsoftheindoorunit mm ...

Page 10: ...sistsofafan ageneratorandtwofiltersthatensureprimaryairfiltration andpreventingressofdustandforeignobjectsintotheregeneratorandthefan Theindoorunitisequippedwithamanuallyoperatedrotaryairdamper Attention Duringclosingofairdamper theventilatorcontinuestorun buttheairflowisclosed The protecting grille or ventilation hood must be installed on the outer wall to prevent ingress of water and foreign obj...

Page 11: ...tically Theairdamperopeningandclosingprocesscantakeuptofive minutes Caution If the power supply is cut off during operation of the ventilator after five minutes the damper can be manually moved to the CLOSED position using the handle to preventdrafts Lateron whentheventilator isturnedon thedamperwillautomaticallyyopen Automaticopening closingoft hedamper isnotprovidedinthe indoorunitoftheventilato...

Page 12: ...ntilatoroperatescyclicallyintwocycles eachof70seconds withheatandhumidityrecovery Cycle I Warm stale air is extracted from the room and flows through the ceramic regenerator which gradually absorbs heat and humidity In 70 seconds as the ceramic regenerator gets warmed the ventilator is switched to supply mode Cycle II Fresh intake air from outside flows through the ceramic regenerator absorbs accu...

Page 13: ...ll thickness Length of cartridge or fan and regenerator units mm 370 310 Hole diameter D mm 180 180 Minimum possible wall thickness when using EH EH 14 EH 13 EH 17 MWM hoods mm 360 300 Minimum possible wall thickness when using an EH 2 hood mm 260 200 If the wall thickness is less than that in the layout of the blocks inside the wall you can unfasten the fine filter holder and assemble the ventila...

Page 14: ...e to the surface eg wall ceiling or window and the minimum distance between the devices are shown below 2 Measure the air ducts of the required length Measure the wall thickness B The required air tube length is calculated as L B A A means the part of the air tube from the outside that is required for installation of an external ventilation cover Distance A is given in the instructions for install...

Page 15: ...on instruction for the ventilation hood 4 Positioning and installation of the indoor unit Stick the delivered cardboard master plate on the indoor wall using a mounting tape The large opening in the master plate must be axially aligned with the air duct Align the master plate horizontally with a building level Then mark the fastening holes for installation of the supplied dowels and drill the hole...

Page 16: ...ver to enable access to the terminals Route the power wires through the appropriate cable glands 7 Mounitng of the indoor unit Fix the back part of the indoor unit on the wall with the screws supplied with the mounting kit of the ventilator 8 Electrical cable fixation Route the power cable as figured below and connect the ventilator to power mains in compliance with the external wiring diagram see...

Page 17: ... the board Insert the sound absorbing layer in the air duct Roll the layer of the sound absorbing material to match the air duct diameter The protecting paper layer must be outside Insert the sound absorbing roll into the cartridge against stop Make a mark at the end of the air duct remove the material and cut the roll as marked Insert the ready sound absorbing roll into the air duct 11 Installati...

Page 18: ...o power mains through the external circuit breaker with a magnetic trip integrated into the fixed wiring system The tripping current of the circuit breaker is selected based on the electrical characteris tics shown on the label of the fan casing The ventilator design enables connecting any external controls with a normally opened contact NO contact such as an external CO2 sensor a humidity sensor ...

Page 19: ...n ON in the Ventilation mode the ventilator supplies the air to the room in Regeneration mode the ventilator starts operating first in supply mode OFF in the Ventilation mode the ventilator extracts the air from the room in Regeneration mode the ventilator starts operating first in extract mode Restore factory default settings ON restore factory default settings For this purpose move the switch on...

Page 20: ...tor is operated with infra red remote control control buttons located on the side of the indoor unit see the figure below Vents Twin Fresh V 2 application from a mobile device smartphone or tablet 8 1 Ventilator control with the buttons on the remote control ...

Page 21: ...tilationmode The ventilatoroperates inthe supplyor extractionmode at a set speed ThefanrotationdirectiondependsonthepositionoftheDIPswitch3 Timercontrolbuttons Party mode the timer activates operation of the unit at Speed Ill for a set time period 4 hours by default The timer setting may be changed during setup of the unit on the mobile device Night mode the timer activates operation of the ventil...

Page 22: ...ventilation unit in the air supply mode This mode may be activated only via the mobile application 8 4 Description of the indicators on the indoor unit FILTER 90 days after installationof the cartridge the filter replacement indicator starts glowing Inthis case cleanorreplacethefilters seesectionMaintenance After replacement or cleaning of the filters reset the timer using the mobile application o...

Page 23: ...r Compatible with iPhone iPad iPod Android 4 or later 9 1 Mobile application connection with the ventilator Download the Vents Twin Fresh V 2 application and install it on the mobile device Following message is displayed when launching an application without connection to the ventilator By default the ventilator operates as a Wi Fi access point Connect the mobile device to a Wi Fi access point FAN...

Page 24: ...4 In case of connection via a router search for network settings 5 Find the new connection in the list and highlight its ID 6 Edit the connection details 7 If necessary rename the connection and enter a ventilator password By default the ventilator password is 1111 Automatically inserted in the input line CAUTION At this stage the password for the ventilator cannot be changed 8 Confirm the updated...

Page 25: ...otation direction depends on the position of the DIP switch 3 Regeneration mode The rotation direction of both fans changes to opposite every 70 seconds Heat recovery is performed in this mode Air supply mode The ventilation unit operates exclusively in air supply mode Night mode Activation of Speed I timer without changing the ventilator operation mode 8 hours by default adjustable in the Setting...

Page 26: ...midity is above the set point Indicator of external relay sensor It glows if the external relay sensor is activated Indicator of the external analogue sensor 0 10 V It indicates exceeding the setpoint on the external sensor Alarm indicator It glows in emergency case and can be of two colours red lights up in case of emergency shutdown of the ventilator orange lights up in case if there is no batte...

Page 27: ...ir Flow menu displays and allows setting the speed modes only for the ventilator which is set as the Master in the ventilator network Therefore if the ventilator is a Slave unit in the network of ventilators it must be switched to the Master mode for speed setting Then connect to this Master unit via Wi Fi and adjust the fan speed values via the mobile app Revert the unit to the Slave mode by mean...

Page 28: ...tion of the humidity sensor When the indoor humidity exceeds the set point the unit switches to Speed Ill When the humidity level drops below the threshold value the Boost turn off delay timer is activated When the timer elapses the ventilator reverts to the previous speed setting 0 10V sensor activation of the external analogue sensor 0 10 V When a 0 1 OV control signal value exceeds the set poin...

Page 29: ... go to Menu Settings Schedule The weekly schedule can be set by means of 4 time intervals available for each day of the week You can select one of the three fan speeds or Standby mode for each time interval To get the current settings for the selected day of the week press the Receive button To apply the selected settings for the selected day of the week press the Apply button For weekly schedule ...

Page 30: ...et filter timer button The pre set number of days is counted on the Master ventilator only The filter replacement indication is replicated on all the Slave units If so replace the filters on all the ventilators on the network Upon filter timer reset the filter replacement warning is disabled on all the connected ventilators The filter timer can be reset using the button located on the indoor unit ...

Page 31: ...from the sensors In case of communication loss with the Master unit above 20 seconds the unit switches to Standby mode Timer operation The ventilators respond to sensor feedback only in the Master mode In case of actuation of any sensors all the connected ventilators go to maximum speed 9 13 Wi Fi parameter setup Wi Fi parameters are only set on Master units To set up ventilator Wi Fi parameters v...

Page 32: ...lt gateway These settings are recommended for expert users only Select this IP address type at your own risk Then press the Apply button 9 14 Diagram za brezžično povezavo prezračevalnih sistemov Wiring diagram 1 Connection of up to 8 Slave units or mobile devices to the Master unit with its own wireless access point In case of connection of 8 Slave units to the Master unit with its own wireless a...

Page 33: ... master and slave ventilators To connect a Master and a Slave ventilators set the DIP switches on the units to the Master and Slave positions respectively see section Setting the ventilator operation mode using DIP switches Then set up the Wi Fi parameters of the Master ventilator While completing the connection make sure that the slaved ventilators are within wi fi coverage of the master ventilat...

Page 34: ... with the first group of Slave units Connect the Master unit to the second Wi Fi access point Complete the connection with the second group of Slave units 9 16 Special ventilator setting mode In the event of losing the Wi Fi password or the master ventilator password or in other cases use the recovery access to the ventilator functions To enter the special Setup mode press and hold the Ventilation...

Page 35: ...ng the indicator icon Low battery power may cause disruptions in the weekly schedule operation Power off the unit before replacing the battery After replacing the battery reset the time and date The battery is located on the A 1 control board To replace the battery power off the ventilator remove the front panel and the cover protecting the control circuit board Then remove the battery and install...

Page 36: ...s according to the degree of clogging but at least once every three months When the filter timer countdown 90 days is completed the filter replacement indicator appears on the control panel Wash the filters and allow them to dry completely Insert the dry filters back into the air duct Vacuum cleaning is allowed To reset the filter servicing timer press and hold the button for 4 5 s The rated life ...

Page 37: ...ulartechnicalmaintenancemaynotcompletelypreventdustaccumulationontheregeneratorandthefan Clean the regenerator regularly to ensure its high heat recovery efficiency Clean the regenerator with a vacuum cleaner at least once in a year ...

Page 38: ...ginedowntimedueto cloggedrotor Switchofftheventilationsystem Trytounclogtherotor Lossofcommunicationincable connectionbetweentheengine fanandcontrolpanel Restartthedevice Formoreinformation contactyourdealer Triggeringthefuseduring startingtheventilation system Shortcircuiterrorin electricalcircuit Switchofftheventilationsystem Formoreinformation contactyourdealer Lowairflow Thefanspeedistoolow Se...

Page 39: ...ng device for handling and storage to prevent possible damage to the device Observe the requirements that apply to the handling of a particular type of load The device can be transported in its original packaging by any mode of transport that provides adequate protection against precipitation and mechanical damage The device should only be transported in the working position Avoid sharp shocks scr...

Page 40: ...he warranty Spare parts are also parts that are not visually identical to the original color shape size brand etc but are comparable and have the same function as the original The warranty does not exclude the buyer s rights arising from the seller s liability for defects in the goods Warranty periods 2 years general statutory warranty on the device The warranty does not apply if the defect damage...

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