BREVA IN TABLE OF CONTENTS Installation on old systems or systems in need of..GENERAL INFORMATION........upgrading............... General Notices.............. Positioning..............Safety precautions............2.10 Condensate discharge position........Unit description............... 2.11 Refrigerating connection..........Safety and adjustment devices........2.12 Condensate discharge connection......... Identification..............2.13 wiring diagram..............
1 | General information General information General Notices This booklet is an integral part of the device, and must therefore be carefully preserved, and must ALWAYS accompany it, even in the event that it is sold to another Owner or User, or is transferred to When you get the product, check immediately that the contents are another system.
1 | General information Identification The unit can be identified through the technical data plate: Technical data plate Contains the device's technical and performance data. The tampering, removal, or absence of the identification plates will not allow the product to be properly identified by its serial number. Layout Air intake Front panel...
The Instruction book comes with the equipment and it should be taken, read and kept carefully. The document envelope must be kept in a safe place. Any duplicate must be requested from BERETTA which reserves to charge the cost. model...
2 | Installation Storage Place of installation The location of BREVA IN devices must be determined by The product must be stored of according to the regulations in the system's designer or by another competent person, and must take force. into account the technical requirements, as well as any current local regulations.
2 | Installation Positioning Avoid placing the unit less than 1 metre away from radio and video systems. BREVA IN devices are supplied with a metallic support to fix them to the wall: Recommended distances The distances for the device installation and maintenance are shown in MODEL 9000 - 12000 the figure.
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2 | Installation MODEL 24000 Fastening slots Fastening holes Inner side Metal support Outer side Equipment overall dimensions Hole protective insert, supplied Plastic tube Place the metallic support on a level surface that is capable of – drill the through hole into the wall supporting its weight –...
2 | Installation – use one of the polystyrene protections from the packaging If pressure indicator is not protruding, do not continue installation After performing the connections: and check for leakage inside the unit. If the fault occurs again, an accurate check of the device components is required.
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2 | Installation MODEL 18000 Gas line connection Liquid line connection MODEL 24000 model 9000 12000 18000 24000 Connections Liquid line Inches connection Gas line connection Inches Liquid line 6,35 6,35 6,35 6,35 connection Gas line connection 9,52 9,52 12,70 12,70 Connection outlet directions are indicated below.
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2 | Installation It is forbidden to use pre-charged cooling lines. It is forbidden to carry out welding operations with refrigerant inside the cooling circuit. If necessary, the refrigerant must be recovered and the circuit must be cleaned with nitrogen without oxygen. Connections –...
2 | Installation Pipe insulation model 9000 12000 18000 24000 Connections Connection pipes must be thermally insulated to prevent dispersions of Condensate drain heat or formation of condensate. connection Gas pipe Condensation discharge Liquid pipe Heat insulation Adhesive tape Condensate discharge pipe –...
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2 | Installation Mesh filters – open the front panel – take out the mesh filter by grabbing the relevant fins – pour water into the condensate tray – check that it flows out correctly through the drainage pipe – reposition the filters –...
2 | Installation 2.13 wiring diagram The dotted parts are optional. 2.14 Electrical connection BREVA IN it leaves the factory completely wired, and only requires a connection to the outdoor unit. – position the system's main switch in the "OFF" position. To access the terminal board: Electric panel access panel Connection cable...
2 | Installation The electric panel access panel is wired to the electronic board, so It is forbidden to earth the device together with pipes, lightning it must not be completely removed. Pay particular attention not to conductors or the earthing system of a telephone line. Using an disconnect or tear off the wire.
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2 | Installation Door Advanced function keys When the door is open, you can access the advanced functions, e.g. time scheduling and motor-driven deflector settings. Display Function keys with door open On- Off key Quick function keys It activates and deactivates the automatic movement of the horizontal deflector or stops it in a specific position Function not available When the door is closed, you can activate the quick functions, such as...
2 | Installation Fan speed set Automatic speed enabled Climatic settings 1. Detected ambient temperature 2. Required temperature when using the button 2.16 Unit display The unit display shows the active functioning mode, the temperature and the alarms, if any. Remote control status Operating mode Functions...
3 | COMMISSIONING AND MAINTENANCE COMMISSIONING AND MAINTENANCE Preparation for first commissioning – no. 1 photocatalytic filter (black) The device is designed to be installed with two purifying filters. Prior to commissioning, it is necessary to check that: Chose among the ones supplied according to your needs. –...
3 | COMMISSIONING AND MAINTENANCE Emergency switch To switch on: – open the door – keep the emergency switch pressed down with a pointy object – press until a double acoustic signal is emitted – confirm with – the air-conditioner starts in cooling mode with high ventilation speed and active air deflector The time indication starts to blink.
3 | COMMISSIONING AND MAINTENANCE – let the device run for 6 hours – take out the mesh filter by grabbing the relevant fins – deactivate the unit with the remote control – remove exhausted purifying filters if present – remove dust with an vacuum cleaner Stubborn dirt can be removed by washing the filter in a luke warm (max.
3 | COMMISSIONING AND MAINTENANCE – to reposition them, proceed in reverse order Wait for at least 10 minutes before restarting the unit. Keep the purifying filters sealed until their actual use. If the fault occurs again, an accurate check of the device components is required.
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3 | COMMISSIONING AND MAINTENANCE Outdoor unit fault Indoor code indication Outdoor unit led 1 flashing Description Remarks Power module fault After 3 consecutive interventions in 10 minutes, the unit resets after problem resolution Compressor motor overcurrent The unit resets automatically The alarm activates 4 minutes after the unit start Communication error between main board and power module...
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