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OV1 / OVK1 / VKOM
www.vents-us.com
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 OV1 / OVK1 / VKOM
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.
Safety requirements ..................................................................................................................................................................... 2
Purpose ................................................................................................................................................................................................ 4
Delivery set ........................................................................................................................................................................................ 4
Designation key .............................................................................................................................................................................. 5
Technical data .................................................................................................................................................................................. 5
Unit design and operating principle ................................................................................................................................. 10
Mounting and set-up .................................................................................................................................................................. 11
Connection to power mains .................................................................................................................................................. 16
Technical maintenance .............................................................................................................................................................. 19
Troubleshooting ............................................................................................................................................................................. 21
Storage and transportation regulations .......................................................................................................................... 21
Manufacturer’s warranty ........................................................................................................................................................... 22
Certificate of acceptance .......................................................................................................................................................... 23
Seller information .......................................................................................................................................................................... 23
Installation certificate .................................................................................................................................................................. 23
Warranty card ................................................................................................................................................................................... 23
CONTENTS
SAFETY REQUIREMENTS
Connection to the mains must be made through a disconnecting device, which is integrated
into the fixed wiring system in accordance with the wiring rules for design of electrical units,
and has a contact separation in all poles that allows for full disconnection under overvoltage
category III conditions.
CAUTION: In order to avoid a safety hazard due to inadvertent resetting of the thermal cut-
out, this unit must not be supplied through an external switching device, such as a timer, or
connected to a circuit that is regularly switched on and off by the utility.
Precautions must be taken to avoid the back-flow of gases into the room from the open flue of
gas or other fuel-burning appliances.
Ensure that the unit is switched off from the supply mains before removing the guard.
This unit is not intended for use by persons (including children) with reduced physical, sensory
or mental capabilities, or lack of experience and knowledge, unless they have been given
supervision or instruction concerning use of the unit by a person responsible for their safety.
Children should be supervised to ensure that they do not play with the unit.
This appliance can be used by children aged from 8 years and above and persons with reduced
physical, sensory or mental capabilities or lack of experience and knowledge if they have been
given supervision or instruction concerning use of the appliance in a safe way and understand
the hazards involved
Cleaning and user maintenance shall not be made by children without supervision
Children shall not play with the appliance.
