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UNIT INSTALLATION AND OPERATION SAFETY PRECAUTIONS

•  The unit must be grounded!

•  Do not bend the power cable.
•  Avoid damaging the power cable.
•  Do not put any foreign objects on the power cable.
•  Do not use damaged equipment or cables when connecting 

the unit to power mains.

•  Do not touch the unit controls with wet hands.
•  Do not carry out the installation and maintenance operations 

with wet hands.

•  Do not allow children to operate the unit.

•  Do not store any explosive or highly flammable substances in 

close proximity to the unit.

•  Do not open the unit during operation.

•  Do not block the air duct when the unit is switched on.

•  Do not sit on the unit and avoid placing foreign objects on it.

Summary of Contents for TwinFresh Expert Duo RW1-30

Page 1: ...TwinFresh Expert RW1 50 TwinFresh Expert Duo RW1 30 Single room reversible energy recovery ventilator USER S MANUAL ...

Page 2: ...document s preparation The Company reserves the right to modify the technical characteristics design or configuration of its products at any time in order to incorporate the latest technological developments No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means in any information search system or translated into any language in any fo...

Page 3: ... cables when connecting the unit to power mains Do not touch the unit controls with wet hands Donotcarryouttheinstallationandmaintenanceoperations with wet hands Do not allow children to operate the unit Do not store any explosive or highly flammable substances in close proximity to the unit Do not open the unit during operation Do not block the air duct when the unit is switched on Do not sit on ...

Page 4: ...vironments Do not wash the unit with water Protect the electric parts of the unit against ingress of water Disconnect the unit from power mains prior to any technical maintenance When the unit generates unusual sounds odor or emits smoke disconnectitfrompowersupplyandcontacttheSeller Do not direct the air flow produced by the unit towards open flame or ignition sources Incaseofcontinuousoperationo...

Page 5: ...WARNING DEVICE SUCH AS ATAG TO THE SERVICE PANEL READ THE USER S MANUAL BEFORE INSTALLING THE UNIT INSTALLATION WORK AND ELECTRICAL WIRING MUST BE DONE BY QUALIFIED PERSON S WHEN CUTTING OR DRILLING INTO WALL OR CEILING DO NOT DAMAGE ELECTRICAL WIRING AND OTHER HIDDEN UTILITIES DO NOT MOUNT ROOM TO ROOM FAN IN A FIRE RATED WALL POWER OFF THE POWER SUPPLY PRIOR TO ANY OPERATIONS WITH THE UNIT THE U...

Page 6: ...tures 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 CAUTION FOR GENERAL VENTILATING USE ONLY DO NOT USE TO EXHAUST HAZARDOUS OR EXPLOSIVE MATERIALS AND VAPORS AS WELL AS FLAMMABLE MIXTURES EVAPORATION OF CHEMICALS STICKY SUBSTANCES FIBROUS MA...

Page 7: ... template 1 pc 1 pc USB A USB mini cable 1 pc 1 pc Mounting kit 2 packs 2 packs Foam wedges 1 set 1 set User s manual 1 pc 1 pc Mounting hood installation instruction 1 pc 1 pc Packing box 1 pc 1 pc TwinFresh Expert R W 1 50 L Air duct length _ 500 mm L 700 mm Rated air flow m3 h Front panel modification 1 flat front panel Automation availability W wireless connection of the units Air duct cross s...

Page 8: ...uct length and the supplied ventilation hood model depends on the ventilator model refer to the Designation Key section page 7 The overall and connecting dimensions of the outer ventilation hood the outside protrusion length of the air duct A and the mounting sequence of the hood are stated in its installation instruction The overall dimensions of the front panel are stated below OVERALL DIMENSION...

Page 9: ...g material A layer of sound absorbing material for attenuation of noise generated during the ventilator operation TwinFresh Expert Duo TwinFresh Expert VENTILATOR DESIGN OPERATING LOGIC OFTHE AUTOMATIC SHUTTERS The shutters are closed The shutters are open The ventilator consists of an indoor unit with a decorative front panel a cartridge an air duct with a sound absorbing layer and an outer venti...

Page 10: ...tes at maximum speed without changing the operation mode After all sensors return to normal state or upon elapse of the turn off delay timer countdown from 0 up to 24 hours factory setting 30 minutes the ventilation unit reverts to the previous speed Supply mode is activated only using the mobile application The ventilator operates in the supply mode irrespective of the air flow direction set via ...

Page 11: ...e distance that enables installation of the outer ventilation hood see the User s manual for the outer ventilation hood min 3 mm min 1 8 A Fill the gaps between the wall and the hole with a mounting foam Foam wedge Install the air duct in the wall in such a way so it protrudes from the wall surface for maximum 3 mm or is flush with the wall Install the air duct with the minimum slope 3 mm downward...

Page 12: ...the master plate 4 Unlatch and detach the front part of the indoor unit from its back part The thermal actuator rod must be in lower position when installing the front panel of the TwinFresh Expert unit 5 Fix the back part of the indoor unit on the wall with the screws supplied with the mounting kit of the ventilator Remove the two retaining screws from the left transparent cover to enable access ...

Page 13: ...rbing 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 9 Install the sectional air flow separators from the outside Install a required quantity of the air flow ...

Page 14: ...ntilator design enables connecting any external controls with normally opened contacts NO contacts such as an external CO2 sensor a humidity sensor a switch etc When the contacts of the NO contact of the external device are closed the unit changes to the maximum speed An analogue sensor with output voltage 0 10 V is also compatible with the unit EXTERNAL CONNECTIONS DIAGRAM L N QF N L N L In Gnd N...

Page 15: ... OFF position Turn the power supply to the unit off and on to apply the parameters 4 Normal operation of the unit set the fourth jumper to ON position Turn power supply to the unit off and on to apply the parameters VENTILATOR CONTROL The ventilation unit may be operated with the following controls infra red remote control control located on the side of the indoor unit see the figure below Vents T...

Page 16: ...ply mode at set speed The fans do not change their rotation direction No glowing of the indicators Regeneration and Ventilation indicates forced operation of the ventilation unit in the air supply mode This mode may be activated only via the mobile application Filter Contamination indicator of filters 90 days continuous operation after installation of the cartridge the Filter contamination indicat...

Page 17: ... mode the timer activates operation of the unit at Speed III for a set time period 4 hours by default The setting may be edited during setup of the unit or using the mobile application Night mode the timer activates operation of the ventilation unit at Speed I for a set time period 8 hours by default The setting may be edited during setup of the unit or using the mobile application The ventilation...

Page 18: ...n inVentilation mode This parameter also sets the fan rotation direction in the Regeneration mode Humidity control scenario forTwinFresh Expert Duo RW1 30 setting reaction of the ventilation unit for activation of a sensor Turn off delay timer setting reset time to a previous operation mode for the ventilation unit after activation of any connected sensors or the built in humidity sensor Night mod...

Page 19: ...seconds In case of emergency shutdown of any TwinFresh Expert RW1 unit in a chain all the TwinFresh Expert RW1 50 units stop The TwinFresh Expert Duo RW1 30 units continue to operate In case of emergency shutdown of any TwinFresh Expert Duo RW1 30 unit all the other units in the chain continue to operate The alarm is confirmed by a respective alarm indication for all the ventilation units in the n...

Page 20: ...d timer activation by default for 4 hours The timer setting is set during unit setup via a PC or the mobile application Current type of connection to the ventilator Home connection or connection via a cloud server through Internet respectively Wi Fi connection indicator Maximum speed activation indicator It goes on after activation of any sensor This mode has higher priority as compared to the Par...

Page 21: ...ventilators respond to sensor feedback only in the Master mode TwinFresh Expert Duo RW1 30 ventilators respond to sensor feedback in both the Master and the Slave modes Upon activation of any of the sensors of TwinFresh Expert RW1 50 units all the ventilators on the network switch to maximum speed whereas TwinFresh Expert Duo RW1 30 units continue operating at the same speed Upon activation of any...

Page 22: ...SB to mini USB cable Select a required device from the dropdown list 1 Select Master for required device mode 2 Select NoWi Fi router for the connection type 3 Open the tab Wi Fi 4 Select the type of security for the Master point 5 It is an optional requirement Open no password WPA_PSK means a password protected encryption WPA2_PSK means a password protection encryption WPA_WPA2_PSK means a passwo...

Page 23: ...apply the settings of the Master unit and set the unit up for operation according to the diagram No 1 CONFIGURING THE UNIT IN SLAVE MODE ACCORDING TO THE DIAGRAM NO 1 Start the software at your PC to set up the unit Connect the unit and PC using a USB to mini USB cable Select a required ventilator from the list 1 Select Slave for required device mode 2 Select NoWi Fi router for the connection type...

Page 24: ...er unit 9 It must match the IP address of the router This parameter enables coordinated operation of the ventilation unit with a cloud server through internet Apply and save the selected parameters 10 If all the parameters are entered correct and the wireless access point is turned on within 10 seconds the tab 11 is displayed as Wi Fi connected Detection of a free IP address for the Master unit an...

Page 25: ...nable manual assigning of the IP address for the Slave unit The assigned address must be consistent with the current network and be unique Detection of a free IP address is described below Apply and save the selected parameters 11 If all the parameters are entered correct and the Master unit is turned on within 10 seconds the tab 12 is displayed as Master connected and the tab 13 as Wi Fi connecte...

Page 26: ...nnection Enter the connection name 7 Press the button 9 to confirm 2 1 3 4 6 5 8 9 7 MASTER UNIT DEMO MODE This mode is for demonstration of the unit operation in a sales shop No connection to a PC is required In demo mode the unit operates in Master mode with its own wireless access point Only one Slave unit and three mobile devices may be connected to the wireless access point However it is reco...

Page 27: ...e mobile device Open the page of the home connection 1 2 in the program menu Select the required connection 3 Activate the control function through the could server 4 2 1 4 3 Note with this function enabled any loss of Internet connection provided by the home server may result in temporary loss of communication with the ventilator Creating new account In the menu of the program open page of connec...

Page 28: ...s the button 3 to enter the account 1 2 3 Adding a new connection Press the button 1 to add a new connection at the page of connection through the cloud server Enter the connection name 2 Enter the ID number of the Master unit 3 containing of 16 symbols of the serial number indicated on the circuit board of the Master unit Press the button 4 to confirm 1 2 3 4 ...

Page 29: ...rops down AIR FLOW BLOCKING FOR THE TwinFresh Expert Duo RW1 Press the side tabs to detach the front part of the indoor unit from its back part and close the air duct Then open the latches and remove the front part of the front panel Remove the air flow separator by pulling one of the side clamps Install the front part of the front panel and press it gently to close the air duct The fan turns off ...

Page 30: ... of the front panel If the actuator rod is up please wait for about 2 minutes until it goes down Warning For the TwinFresh Expert RW1 models prior to mounting the front panel make sure that the thermal rod is in the low position and the indicator of the circuit board doesn t TwinFresh Expert Duo RW1 1 Press the latches on the side of the indoor control unit to take off the front part Then remove t...

Page 31: ...the unit in the reverse order Vacuum cleaning is allowed The filter rated service life is 3 years Some dust may accumulate on the heat exchanger block even in case of regular maintenance of the filters Clean the regenerator regularly to ensure its high heat recovery efficiency Vacuum clean the regenerator not less than once a year 4 Replacement of the remote control battery if necessary In case of...

Page 32: ...ransportation at low temperatures allow the unit to warm up at operating temperature for at least 3 4 hours POSSIBLE REASONS AND TROUBLESHOOTING Problem Possible reasons Troubleshooting When switching on the ventilator the fan does not start No power supply Make sure the power supply line is connected correctly otherwise troubleshoot the connection error The motor is jammed the impeller blades are...

Page 33: ...ny implied warranty is limited to the time period specified for the express warranty Some states do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you VENTS US OBLIGATION TO REPAIR OR REPLACE AT VENTS US OPTION SHALL BE THE PURCHASER S SOLE AND EXCLUSIVE REMEDY UNDER THIS WARRANTY VENTS US SHALL NOT BE LIABLE FOR INCIDENTAL CONSEQUENTIAL OR SPE...

Page 34: ...34 TwinFresh Expert Duo RW1 www ventilation system com ...

Page 35: ...FICATE The TwinFresh Expert _____________ unit is installed pursuant to the requirements stated in the present user s manual Installation Stamp Company name Address Phone Number Installation Technician s Full Name Installation Date Signature The unit has been installed in accordance with the provisions of all the applicable local and national construction electrical and technical codes and standar...

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