Vents TwinFresh Style Wi-Fi, User Manual, Page: 2 / 32

2
TwinFresh Style Wi-Fi
www.ventilation-system.com
Safety requirements ..................................................................................................................................................................... 2
Purpose ................................................................................................................................................................................................ 4
Delivery set ........................................................................................................................................................................................ 4
Designation key .............................................................................................................................................................................. 4
Technical data .................................................................................................................................................................................. 5
Design and functioning ............................................................................................................................................................ 6
Mounting and set-up .................................................................................................................................................................. 8
Connection to power mains .................................................................................................................................................. 12
Technical maintenance .............................................................................................................................................................. 26
Storage and transportation regulations .......................................................................................................................... 28
Manufacturer’s warranty ........................................................................................................................................................... 29
Certificate of acceptance .......................................................................................................................................................... 31
Seller information .......................................................................................................................................................................... 31
Installation certificate .................................................................................................................................................................. 31
Warranty card ................................................................................................................................................................................... 31
This user’s manual is a main operating document intended for technical, maintenance, and operating staff.
The manual contains information about purpose, technical details, operating principle, design, and installation of the TwinFresh Style Wi-Fi
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.
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 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 form without the prior written permission of the Company.
CONTENTS
SAFETY REQUIREMENTS
All user’s manual requirements as well as the provisions of all the applicable local and national
construction, electrical, and technical norms and standards must be observed when installing
and operating the unit.
Disconnect the unit from the power supply prior to any connection, servicing, maintenance, and
repair operations.
Only qualified electricians with a work permit for electrical units up to 1000 V are
allowed for installation and maintenance. The present user’s manual should be carefully
read before beginning works.
• Check the unit for any visible damage of the impeller, the casing, and the grille before starting
installation. The casing internals must be free of any foreign objects that can damage the
impeller blades.
• While mounting the unit, avoid compression of the casing! Deformation of the casing may
result in motor jam and excessive noise.
• Misuse of the unit and any unauthorised modifications are not allowed.
• Do not expose the device to adverse atmospheric agents (rain, sun, etc.).
• Transported air must not contain any dust or other solid impurities, sticky substances, or
fibrous materials.
• Do not use the unit in a hazardous or explosive environment containing spirits, gasoline,
insecticides, etc.