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foris TwinFresh Expert RW1-50 User Manual

Single-room reversible energy recovery ventilator
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USER'S MANUAL
TwinFresh Expert RW1-50 V.3
Single-room reversible energy recovery ventilator

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Summary of Contents for foris TwinFresh Expert RW1-50

  • Page 1 USER’S MANUAL TwinFresh Expert RW1-50 V.3 Single-room reversible energy recovery ventilator...

  • Page 2: Table Of Contents

    The manual contains information about purpose, technical details, operating principle, design, and installation of the TwinFresh Expert RW1-50 V.3 unit and all its modifications. Technical and maintenance staff must have theoretical and practical training in the field of ventilation systems and should be able to work in accordance with workplace safety rules as well as construction norms and standards applicable in the territory of the country.
  • Page 3 TwinFresh Expert RW1-50 V.3 Do not close or block the intake or extract vents in order to ensure the efficient air flow. Do not sit on the unit and do not put objects on it. The information in this user’s manual was correct at the time of the document’s preparation.

  • Page 4: Purpose

    TwinFresh Expert RW1-50 V.3 PURPOSE The ventilator is designed to ensure continuous mechanical air exchange in flats, cottages, hotels, cafés and other domestic and public premises. The ventilator is equipped with a regenerator that enables supply of fresh filtered air heated by means of extract air heat energy recovery.

  • Page 5: Technical Data

    TwinFresh Expert RW1-50 V.3 TECHNICAL DATA 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 with relative air humidity up to 65 % (no condensation buildup). A short-term increase in the humidity level up to 80% is permissible, while condensate may form on the surface of the unit.

  • Page 6: Design And Operating Principle

    TwinFresh Expert RW1-50 V.3 Technical specifications of the particular model are indicated on the unit casing. DESIGN AND OPERATING PRINCIPLE The ventilator consists of an indoor unit with a decorative front panel, a fan unit, a regenerator unit, an air duct with a sound absorbing layer and an outer ventilation hood.
  • Page 7 TwinFresh Expert RW1-50 V.3 OPERATING LOGIC OF THE AUTOMATIC SHUTTERS The indoor unit of the ventilators is equipped with automatic shutters. During the ventilator operation the automatic shutters are opened and let the air flow freely through the ventilator. The automatic shutters are closed for 2 minutes at the ventilator shut down.

  • Page 8: Mounting And Set-Up

    TwinFresh Expert RW1-50 V.3 MOUNTING AND SET-UP READ THE USER'S MANUAL BEFORE INSTALLING THE UNIT. DO NOT BLOCK THE AIR DUCT OF THE INSTALLED VENTILATOR WITH DUST ACCUMULATING MATERIALS, SUCH AS CURTAINS, CLOTH SHUTTERS, ETC. AS IT PREVENTS AIR CIRCULATION IN THE ROOM.
  • Page 9 TwinFresh Expert RW1-50 V.3 4. 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. For aligning the master plate with respect to the horizon line it is recommended to use a builder’s level.
  • Page 10 TwinFresh Expert RW1-50 V.3 8. Install the fan unit and the regenerator unit into the air duct as figured below. Then fix the wire with the retaining clip and connect the connector to the control board. Insert the sound-absorbing material into the air duct. Roll the layer of the sound absorbing material to match the air duct diameter. Insert the sound absorbing roll against stop.

  • Page 11: Connection To Power Mains

    TwinFresh Expert RW1-50 V.3 CONNECTION TO POWER MAINS POWER OFF THE POWER SUPPLY PRIOR TO ANY OPERATIONS WITH THE UNIT. THE UNIT MUST BE CONNECTED TO POWER SUPPLY BY A QUALIFIED ELECTRICIAN. THE RATED ELECTRICAL PARAMETERS OF THE UNIT ARE GIVEN ON THE MANUFACTURER’S LABEL.
  • Page 12 TwinFresh Expert RW1-50 V.3 DIP SWITCH POSITIONS Ventilator network setup OFF – master unit (hereinafter referred to as “Master unit”) ON – slave unit (hereinafter referred to as “Slave unit”) Standby mode setup OFF – the ventilator is switched off in the Standby mode.
  • Page 13 TwinFresh Expert RW1-50 V.3 VENTILATOR CONTROL WITH THE BUTTONS ON THE INDOOR UNIT The speed selection sequence is follows: I-II-III-Standby. All the units integrated in a single network operate according to the speed settings of the Master unit. I: permanent indicator glowing indicates operation of the unit at Speed I. Indicator blinking indicates activation...
  • Page 14 TwinFresh Expert RW1-50 V.3 REMOTE CONTROL OF THE VENTILATOR ON/Standby. The Standby mode depends on the position of the DIP switch 2 (see section DIP switch positions). The same button is used to reset alarms (Alarm) and to turn off the timers.
  • Page 15 TwinFresh Expert RW1-50 V.3 VENTILATION UNIT OPERATION WITH THE MOBILE APPLICATION To enable operation of the unit with a mobile device, install the Vents TwinFresh V.2 application to your mobile device. . Vents TwinFresh V.2 - App Store Vents TwinFresh V.2 Play Market Your mobile device must have an operating system matching the following parameters: •...
  • Page 16 TwinFresh Expert RW1-50 V.3 DESCRIPTION OF MOBILE APPLICATION CONTROL BUTTONS Standby ON/Standby. mode depends on the position of DIP-switch # 2 DIP switch positions). (see section Selection of the preset speed: Speed I, II and III respectively. Manual speed setup. To activate the scroll bar, check it.
  • Page 17 TwinFresh Expert RW1-50 V.3 VENTILATOR PASSWORD CHANGE To change the ventilator password in the mobile device application, go to Menu->Connection->Home. 1. Choose the connection and press the Settings button. 2. Enter and confirm the password. Change Password 3. Press the button.
  • Page 18 TwinFresh Expert RW1-50 V.3 Settings-> Date and time. To set up the ventilator date and time, go to Current time: set the current time. Current date: set the current date. WEEKLY SCHEDULE SETUP Menu -> Settings -> Schedule. To set up the weekly schedule in the mobile app, go to The weekly schedule can be set by means of 4 time intervals available for each day of the week.
  • Page 19 TwinFresh Expert RW1-50 V.3 The unit operates in two modes: Master. The unit acts as a leading unit in the network. All the Slave units and mobile devices are connected to the Master unit via Wi-Fi. The Master unit is operated by means of a mobile device, the remote control or the touch buttons on the unit casing. The control signal is automatically transferred to the connected Slave units.
  • Page 20 TwinFresh Expert RW1-50 V.3 Wiring diagram 1 Connection of up to 8 Slave units or mobile devices to the Master Master unit with its own wireless access point. with a Wi-Fi access point In case of connection of 8 Slave units to the Master unit with its own wireless access point, a mobile device may not be connected.
  • Page 21 TwinFresh Expert RW1-50 V.3 CONNECTING MASTER AND SLAVE VENTILATORS WHILE COMPLETING THE CONNECTION MAKE SURE THAT THE SLAVED VENTILATORS ARE WITHIN WI-FI COVERAGE OF THE MASTER VENTILATOR DIP switch positions). To connect a master and a slave ventilator, set the DIP switches on the units accordingly (see section WI-Fi parameter setup).
  • Page 22 TwinFresh Expert RW1-50 V.3 CLOUD SERVER CONNECTION The ventilators can be controlled using the mobile app via a cloud server connection. This functions enables control of a single or multiple ventilators connected according to Diagram 2 over any distance using the mobile app connected to the Internet.
  • Page 23 TwinFresh Expert RW1-50 V.3 AIR FLOW CUT-OFF Press the front panel to close the air duct. The fan turns off automatically. The unit functionality is not changed. To open the air duct, pull the front panel while holding the special recesses. The fan starts operating according to the actual speed setting.

  • Page 24: Technical Maintenance

    TwinFresh Expert RW1-50 V.3 TECHNICAL MAINTENANCE DISCONNECT THE UNIT FROM POWER SUPPLY BEFORE ANY MAINTENANCE OPERATIONS! MAKE SURE THE UNIT IS DISCONNECTED FROM POWER MAINS BEFORE REMOVING THE PROTECTION Make sure the unit is disconnected from power mains before removing the protection. Maintenance of the ventilator means regular cleaning of the ventilator surfaces of dust and cleaning and replacement of the filters.
  • Page 25 TwinFresh Expert RW1-50 V.3 Clean the filters as often as required, but at least 3 times a year. • Upon elapse of the set time period (factory setting 90 days) the filter replacement indicator (Filter) starts glowing. The filter timer is reset using the program on the mobile device.

  • Page 26: Storage And Transportation Regulations

    TwinFresh Expert RW1-50 V.3 POSSIBLE REASONS AND TROUBLESHOOTING Problem Possible reasons Troubleshooting Make sure the power supply line is connected No power supply. correctly, otherwise troubleshoot a connection error. When switching on the ventilator, the fan does not Turn the ventilator off.

  • Page 27: Manufacturer's Warranty

    TwinFresh Expert RW1-50 V.3 MANUFACTURER’S WARRANTY The product is in compliance with EU norms and standards on low voltage guidelines and electromagnetic compatibility. We hereby declare that the product complies with the provisions of Electromagnetic Compatibility (EMC) Directive 2014/30/EU of the European Parliament and of the Council, Low Voltage Directive (LVD) 2014/35/EU of the European Parliament and of the Council and CE-marking Council Directive 93/68/EEC.
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  • Page 31: Certificate Of Acceptance

    TwinFresh Expert RW1-50 V.3 CERTIFICATE OF ACCEPTANCE Unit Type Single-room reversible energy recovery ventilator Model Serial Number Manufacture Date Quality Inspector’s Stamp SELLER INFORMATION Seller Address Phone Number E-mail Purchase Date This is to certify acceptance of the complete unit delivery with the user’s manual. The warranty terms are acknowledged and accepted.
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