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TwinFresh Easy

Heat regeneration single-room reversible ventilator

USER'S MANUAL

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Summary of Contents for TwinFresh Easy

Page 1: ...TwinFresh Easy Heat regeneration single room reversible ventilator USER S MANUAL ...

Page 2: ...ield of ventilation systems and should be able to perform works in accordance with workplace safety rules as well as construction norms and standards applicable in the territory of the country The information in this user s manual is correct at the time of the document s preparation The Company reserves the right to modify the technical characteristics design or configuration of its products at an...

Page 3: ...e electric parts of the unit against ingress of water Do not allow children to operate the unit Disconnect the unit from power mains prior to any technical maintenance Do not store any explosive or highly flammable substances in close proximity to the unit When the unit generates unusual sounds odour or emits smoke disconnect it from power supply and contact the Seller Do not open the unit during ...

Page 4: ...TION LOCATION MUST PREVENT UNAUTHORIZED ACCESS BY UNATTENDED CHILDREN Transported air must not contain any flammable or explosive mixtures evaporation of chemicals sticky substances fibrous materials coarse dust soot and oil particles or environments favourable for the formation of hazardous substances toxic substances dust pathogenic germs DELIVERY SET DESIGNATION KEY TwinFresh Easy D R L 7 50 L ...

Page 5: ...capacity in regeneration mode m3 h CFM 8 4 15 9 25 15 15 9 30 18 50 29 Filters G3 option F8 Transported air temperature C F 15 5 up to 40 105 Sound pressure level 1 m dBA Sones 21 0 5 27 0 7 29 1 0 21 0 5 27 0 7 29 1 0 Sound pressure level 3 m dBA Sones 12 0 3 18 0 4 20 0 5 12 0 3 18 0 4 20 0 5 Outdoor noise level attenuation dBA Sones 41 2 5 Heat recovery efficiency 92 Ø 160 Air duct length wall ...

Page 6: ...be installed on the outer wall to prevent ingress of water and foreign objects into the ventilator Front panel of the indoor unit A part of the indoor unit serves for decoration of the interior and directs air flow upwards Back part of the indoor unit Used for fixation of the indoor unit to the wall includes a rotary air damper for shutoff of the air duct in case of durable standstill of the venti...

Page 7: ...m the room As it flows through the regenerator it heats and moisturizes the regenerator transferring heat and air moisture 70 seconds after the ceramic regenerator starts to get warmed the ventilator is switched to the air supply mode Cycle II Fresh intake air from outside flows through the ceramic regenerator and absorbs accumulated moisture and heat up to the room temperature In 70 seconds after...

Page 8: ...es and cables to the installation place of the control panel and install the mounting box for wall flush mounting The mounting box is included in the delivery set 2 Unfasten gently the latches on the lower part of the control panel using a screwdriver and disconnect the front part from the back side Do not disconnect the connectors on the circuit boards in the casing 3 Connect the wires to the ter...

Page 9: ...nd minimum distance to the surface e g wall ceiling or window and the minimum distance between the ventilators is shown below min 1 m min 1 m min 1 m min 500 mm Ø 180 mm min 500 mm min 500 mm 2 Measure the air ducts of the required length A B L Measure the wall thickness B The required air duct length is calculated as L B A A means the projected part of the air duct to the outside required for ins...

Page 10: ...e point 1 on the sound absorbing mat on the level of the air duct edge Cut out the excessive part of the sound absorbing mat Insert the adjusted sound absorbing roll in the air duct Do not use any adhesives for fixation 4 Install the air duct in the wall Fill the gap between the air duct and the opening with mounting foam Polystyrene wedge min 3 mm Install the air duct with the minimum slope of 3 ...

Page 11: ...t breaker trip current must be selected in consideration of the ventilator current consumption refer to table at page 5 The conductor cross section value must be selected on the wire type maximum permissible heating temperature insulation length and installation method Selection of the signal cable must be based on the following criteria Always use shielded cables Wire cross section depends on the...

Page 12: ...tion operation mode timer based ventilator operation 4 hours at the high speed or 8 hours at the low speed The display shows the parameters current speed current operation mode timer operating status ON OFF filter replacement servicing need according to the filter timer factory setting 90 days ventilator alarm shutdown in case of motor malfunction In the event of de energizing of the ventilator th...

Page 13: ...ed middle speed high speed timer Parameter setting using the or buttons 4 hours at the high speed 8 hours at the low speed turning timer off The ventilator reverts to operation with a previous speed setting upon countdown of the set time period operation mode Parameter setting using the or buttons Regeneration mode Ventilation mode In case of installation of two ventilators the air flow direction ...

Page 14: ...the ventilator will run at the permanent low speed speed setting Parameter setting using the or buttons Set the value 5 6 Return to user menu Press several times the button till the main window of the user menu is displayed Automatic reset to the main window is performed 20 seconds after the button on the control panel was pressed last time 7 Alarm indicator indicator is displayed during motor ala...

Page 15: ...ion Ventilation mode The ventilator runs exclusively in the supply or extract mode In case of installation of two ventilators the air flow direction depends on the external wiring refer the wiring diagram on the page 12 Timer control settings 4 hours at the high speed 8 hours at the low speed After completing the set countdown the ventilator reverts to operation with previous speed settings Press ...

Page 16: ...ing to clogging degree but at least once in 3 months After completion of the filter timer countdown 90 days the control panel displays the filter replacement indicator Wash the filters and let those dry out completely Install the dry filters in the air duct Vacuum cleaning is allowed To reset the filter servicing timer press and hold the button for 4 5 seconds The filter rated service life is 3 ye...

Page 17: ...ation temperature for at least 3 4 hours TROUBLESHOOTING TROUBLES ANDTROUBLESHOOTING Trouble Possible reasons Troubleshooting The fan does not move up during start up of the unit The control panel displays no information and does not respond to button pressing No power supply Contact a qualified electrician to check power supply and troubleshoot a connection error if required The alarm indicator i...

Page 18: ...anty does not apply to the following cases User s failure to submit the unit with the entire delivery package as stated in the user s manual including submission with missing component parts previously dismounted by the user Mismatch of the unit model and the brand name with the information stated on the unit packaging and in the user s manual User s failure to ensure timely technical maintenance ...

Page 19: ...ete unit delivery with the user s manual The warranty terms are acknowledged and accepted Customer s Signature The TwinFresh Easy ____________ unit has been connected to power mains pursuant to the requirements stated in the present user s manual Installation Stamp Seller Address Phone Number Installation Technician s Full Name Installation Date Signature The unit has been installed in accordance ...

Page 20: ...V127 1EN 01 ...

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