Vents-us TwinFresh Expert RA1-50 User Manual

Vents-us TwinFresh Expert RA1-50 User Manual

Single-room reversible energy recovery ventilator
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USER'S MANUAL
TwinFresh Expert RА1-50
TwinFresh Expert RM1-50
TwinFresh Expert Duo RA1-30
Single-room reversible energy recovery ventilator

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Summary of Contents for Vents-us TwinFresh Expert RA1-50

  • Page 1 USER’S MANUAL TwinFresh Expert RА1-50 TwinFresh Expert RM1-50 TwinFresh Expert Duo RA1-30 Single-room reversible energy recovery ventilator...
  • Page 2: Table Of Contents

    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 form without the prior written permission of the Company. www.vents-us.com...
  • Page 3: Safety Requirements

    • Do not operate the unit • Do not use damaged outside the temperature range equipment or cables when stated in the user’s manual. connecting the unit to power • Do not operate the unit mains. in aggressive or explosive environments. www.vents-us.com...
  • Page 4 • Do not sit on the unit and • Use the unit only for its avoid placing foreign objects intended purpose. on it. THE PRODUCT MUST BE DISPOSED SEPARATELY AT THE END OF ITS SERVICE LIFE. DO NOT DISPOSE THE UNIT AS UNSORTED DOMESTIC WASTE. www.vents-us.com...
  • Page 5: Purpose

    A – controls and control unit are included in the delivery set Air duct cross section R – round Ventilator series Expert is a series of reversible ventilators with a unidirectional air flow. Expert Duo is a series of reversible ventilators with a countercurrent air flow. www.vents-us.com...
  • Page 6: Technical Data

    The overall dimensions of the front panel are stated below. OVERALL DIMENSIONS OF THE INDOOR UNIT [mm] (inch) TwinFresh Expert TwinFresh Expert Duo ") ") ") ") (11 1/4") ") ") ") ") (9 1/4") (2 11/16") Длина воздуховода (толщина стены) www.vents-us.com...
  • Page 7: Design And Functioning

    Fulfils the decorative function. The design enables to TwinFresh Expert Duo shut off the air duct in case of an extended downtime of the ventilator. The front part of the TwinFresh Expert Duo unit is used for air filtration. www.vents-us.com...
  • Page 8 If two ventilators are installed, they operate with opposite rotation directions in this mode. While one ventilator supplies air, the other one extracts www.vents-us.com...
  • Page 9: Mounting And Set-Up

    On the outer wall side the air duct end must protrude to a distance with a mounting foam that enables installation of the outer ventilation hood. Distance A is stated in the installation instruction for the ventilation hood. min 3 mm min ( ’’) www.vents-us.com...
  • Page 10 6. Route the power cable as figured below and connect the ventilator to power mains in compliance with the external wiring diagram, refer to page 13. Fix the power cable and the signal cables with cable clamps. After completion of the electrical connection re-install the transparent cover to its place. Cable clamp www.vents-us.com...
  • Page 11 Install the adjusted air flow separators in the air duct. After that insert the ready roll into the air duct. 10. Install the outer ventilation hood. For this, see the user’s manual for the hood. www.vents-us.com...
  • Page 12: Connection To Power Mains

    +12V Control signal input from the previous ventilator Control signal output to the next ventilator Normally open contact of the external device (relay sensor) * The units are not included in the delivery set www.vents-us.com...
  • Page 13 It is located on the controller circuit board. To access the DIP switch, take off the front panel of the indoor unit and uplift the rubber plug that covers the Open the rubber plug switch. DIP switch under the plug www.vents-us.com...
  • Page 14 Activation of Speed III by the timer synchronously. (4 hours by default). Master indicator Night mode Indicator of the first ventilator in the Activation of the Speed I by the timer group. (8 hours by default). www.vents-us.com...
  • Page 15 Party mode: 4 hours at the Speed III. Night mode: 8 hours at the Speed Upon expiration of the set time period the ventilator reverts to a pre-set speed. Press any button of the manual speed setting to deactivate the timer. www.vents-us.com...
  • Page 16 The fans of the ventilator will stop automatically. The unit functionality is not changed. Open the air duct in the reverse order. The fans start operating according to the actual speed setting. The front panel incorporates an operating LED indicator. During the dark time the indicator light intensity drops down. www.vents-us.com...
  • Page 17: Technical Maintenance

    TwinFresh Expert Duo RA1 TwinFresh Expert RA/M1 Do not pull on the electric cable! Use a flat screwdriver to disconnect the socket. Disconnect the socket Disconnect the socket from the from the circuit board. circuit board. www.vents-us.com...
  • Page 18 The battery type is CR2025. CR2025 Remove the holder with the battery from the lower part of the remote control. Replace the battery and install the holder with a new battery back to the remote control. CR2025 www.vents-us.com...
  • Page 19: Troubleshooting

    The unit must be transported only in the working position. • Avoid sharp blows, scratches, or rough handling during loading and unloading. • Prior to the initial power-up after transportation at low temperatures, allow the unit to warm up at operating temperature for at least 3-4 hours. www.vents-us.com...
  • Page 20: Manufacturer's Warranty

    If proof of sales date is absent, warranty period is calculated from the production date. The unit can be exchanged at the following address: Vents-US 400 Murray Road, Cincinnati, OH 45217, USA Tel: 1-888-640-0925, 513-583-5786, Fax: 513-268-4597 E-mail: support@ventsus.com...
  • Page 21 www.vents-us.com...
  • Page 22 TwinFresh Expert (Duo) RA/M1 www.vents-us.com...
  • Page 23: Certificate Of Acceptance

    The unit operates normally as intended by the manufacturer. Signature: WARRANTY CARD Unit Type Single-room reversible energy recovery ventilator Model TwinFresh Expert _____________ Serial Number Manufacture Date Purchase Date Warranty Period Seller Seller’s Stamp www.vents-us.com...
  • Page 24 VUSA139EN-05...

This manual is also suitable for:

Twinfresh expert rm1-50Twinfresh expert duo ra1-30

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