SAFETY GENERAL WARNINGS This manual provides all the information necessary for the correct operation and maintenance of the unit. Before using the product, each user and maintenance personnel of the unit must read this manual completely and with the utmost attention and comply with its contents; if the safety rules, warnings and instructions in this manual are not followed, personal injury or damage to the product may occur.
SIGNS ON BOARD THE MACHINE There may be various signal pictograms on the unit, which must not be removed. The signals are divided into: • Warning/information signs: they indicate the presence of • Prohibition signs: they warn against repairing or recording live and rotating parts inside the container to which they are during motion.
OPTIONAL INSTALLATION INSTALLATION CONDITIONS INSTALLATION ON CEILING (ONLY FOR INDOOR HR 400C AND INDOOR HR 1000C) INSTALLATION ON THE FLOOR (ONLY FOR INDOOR HR 400F AND INDOOR HR 1000F) MINIMUM SPACE ALLOWANCESES CONNECTION OF CONDENSATE DRAIN CONNECTION OF AIR DUCTS...
PRELIMINARY OPERATIONS INSPECTION, TRANSPORT AND UNPACKING Each product is carefully checked before being shipped, packed on pallets and secured to the same with straps and protective film, or in self-supporting cardboard boxes adequately secured to the pallet. Upon receipt, it must be ensured that the product has not been damaged during transport; if not, promptly file a complaint with the carrier.
1 GENERAL OVERVIEW DESCRIPTION The Indoor HR series of mechanical ventilation units are machines that do not require ducting on the room side, designed for continuous air renewal in tertiary sector environments such as schools, commercial spaces and RSAs. Available in 400 and 1000 m³/h versions, they are designed to be easily integrated into existing buildings.
If the unit and a natural draught boiler (or e.g. an open fireplace) are operated at the same time, this can cause a vacuum in the room, as a result of which exhaust gas backflow into the room can occur. INSTALLATION ON CEILING (ONLY FOR INDOOR HR 400C AND INDOOR HR 1000C) To mount the unit on the ceiling it is necessary to: 1 •...
INSTALLATION ON THE FLOOR (ONLY FOR INDOOR HR 400F AND INDOOR HR 1000F) To mount the unit on the floor it is necessary to: 1 • position the safety brackets on the sides of the unit (side or top) and secure them with the self-drilling screws provided, using a screwdriver drill.
Exhaust Air Stale Air Extraction Supply Air INDOOR HR 400F / INDOOR HR 1000F - vertical installation on the oor 1 - Version PP 2 - Version DD 3 - Version SS 4 - Version PD 5 - Version PS...
ELECTRICAL CONNECTIONS The unit can be equipped with various types of control boards and their remote controls; below are general instructions for all controls, while the manuals for each control contain detailed instructions. The unit has an internal electrical box, accessible from the main cover of the unit, in which the control board is located. For the electrical connection refer to the wiring diagrams at the end of each control manual;...
If the condition of the filters permits, they can be cleaned using a hoover or a low pressure compressor; it is always recommended to replace the filters. CLEANING / REPLACEMENT OF FILTERS IN INDOOR HR CEILING UNITS • switch off the fans and switch off the power supply to the unit;...
CLEANING / REPLACEMENT OF FILTERS IN INDOOR HR FLOOR UNITS • switch off the fans and switch off the power supply to the unit; • remove the intake grille by pulling it towards you and remove the dirty filter; • unscrew the 5 screws located around the perimeter of the unit’s lower cover and gently open it;...
• close the unit cover by locking it with the screws, then reposition the grills; • restore power and switch the unit on at the desired speed. CLEANING THE EXCHANGER IN INDOOR HR FLOOR UNITS - switch off the fans and remove power from the unit;...
GENERAL INSTRUCTIONS FOR CLEANING INDOOR HR CEILING UNITS • switch off the fans and switch off the power supply to the unit; • remove the two intake grilles (EXT) and the intake grille (SUP) by pulling them towards you; • unscrew the four screws located at the rear of the frames housing the grilles and open the unit cover gently;...
5 PROBLEMS AND FAILURES In the event of problems or faults, check in the following table whether it can be remedied with the remedies indicated. On versions with electronic control, check whether an alarm is displayed on the remote control. If the problem is not solved, take note of the model and serial number of the unit (indicated on the rating plate on the side of the unit) and contact the installer or supplier.
6 TECHNICAL SPECIFICATIONS Supporting structure made of aluminium profiles, external pre-painted sheet metal panels Structure and internal galvanised sheet metal. Insulation Thermal and acoustic insulation with 50 mm-thick rock wool. Ambient temperature (inside the building) between 0 °C and 45 °C. Operating conditions Treated air temperature between -15 °C and + 40 °C.
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