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  5. Installation And Maintenance Manual

Aircalo CASSETTE BALI Installation And Maintenance Manual

Summary of CASSETTE BALI

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    Installation and maintenance manual cassette bali.

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    1 1. Generalites .............................................................................................................................................. 1 2. Presentation .............................................................................................................................

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    2 1. Generalites caution: before any intervention on the system and before handling any intern component, cut the power of the main circuit-breaker. Read attentively this manual before starting the installation the unit is in conformity with the low voltage directive (cee/73/23) and electromagnetic ...

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    3 2. Presentation bali cassettes are equipped with ec fans. They are available in section: - 600 x 600 mm - 900 x 900 mm 3. Installation choice of the place avoid the following locations: exposure to sunbeam areas near sources of heat. Humid locations and places where water may penetrate into the un...

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    4 fitting standard units use a lift truck to facilitate the installation of the ceiling unit. To avoid damaging the slab, disassemble and store waiting for the end of the installation: - remove the intake grille. - remove the screws of the slab. - remove the panel of the unit. • fit the 4 tie rods (...

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    5 counternut washer nut rod nut 50 suspension structure mark the position of the suspension rods, water lines, condensate drain pipe, power supply cables and remote control cable. Supporting rods can be fixed, depending on the type of ceiling. Fit suspension brackets supplied with the unit to the th...

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    6 ensure there is sufficient space around the unit to service it. Lift unit (without the air panel) with care by its four corners only. Do not lift unit by the condensate drain discharge pipe or by the piping connections. Incline the unit and insert it into the false ceiling. Insert the rods into th...

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    7 b a condensate drain the drain pipe has to be covered with an insulating material such as polyurethane, protylène or neoprene, with a thickness of 5 to 10 mm. The unit is fitted with a condensate pump with a 500 mm. Lift. The unit is provided with 25.4mm drainage head made of abs. Before connectin...

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    8 4. Fresh air connection the fresh air system for cassette units allows up to 15% of unit airflow to be fresh air intake (per connection). Maximum 2 fresh air connections per unit are allowed. The corners of the cassette allow separate ductwork to be installed for outside air intake (figure 10) cut...

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    9 5. Hydraulic connections instructions operating limit: maximum allowable pressure 140 mce min ambient air temperature 5 °c, max 32 °c minimum water temperature 2 °c, max 80 °c temperature blowing max 60 °c respect the inlet and outlet water coil as shown on the labels on the unit. For cassettes 4 ...

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    10 control valves standard valves are mounted by the installer. Mounting the motorized control valves can be part of our optional supply. Actuated valves are intended to be supplied with 230 v, average consumption 5 va. The valves are of the type 2-way or 3-way with bypass. The valves must close the...

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    11 external drain pan instructions: align the two screw holes in the fixing plate to the two holes in the external drain pan. (figure 8) make sure the drain pan is horizontal. Tighten the two screws while making sure the external drain pan is installed evenly against the fixing plate. (figure 9) fig...

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    12 6. Electric connections the electrical installation of a device must comply with the installation rules in force and carried out by qualified personnel according to the diagrams attached end of document. The supply voltage is 230 v single-phase + earth (operation mini 198 v ; max: 264 v). Make th...

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    13 electrical connection – type 3 fan speeds – 4 pipes (for auto-speed 0 – 10v – refer to regulator technical leaflet)..

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    14 electrical connection – type 3 fan speeds – 2 pipes + electrical heater (for auto-speed 0 – 10v – refer to regulator technical leaflet)..

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    15 7. Box control description condensate management with valve protection and nc alarm contact. Integrated fan relays for zone control applications. On/off thermostat input and low-voltage modulating fan speed input flexibility. Simple error diagnostic and led error display. I/o port definitions i/o...

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    16 control logic unit power on/off the unit is turned on when: - one of the fan speed inputs (h/m/l) is on - on/off signal input is on. The unit is turned off only if all of the fan speed inputs (h/m/l) are off and auto on/off signal input is off. Alarm protection and error display if the float swit...

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    17 8. Led indication and error description sk ‐ ncgh ‐ 002/003 ‐ ecm fan speed setting led indication condition high speed red led on normal medium speed yellow led on normal low speed green led on normal for all units ‐ green led blinks item item item item indoor coil sensor 1 failure green led bli...

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    18 9. Speed control box bali cassettes come with 3 fan speeds (low / medium / high) factory set. With the speed control box (accessory optional) it is possible to change the fan speed ventilation, especially if the sound level is estimated excessive by the user. Procedure: 1) turn off the unit. 2) o...

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    19 10. Dimensions and weight bali 60 bali 60 = 32 kg net.

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    20 bali 90 bali 90 = 53 kg net.

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    21 11. Start-up the unit should not be started up until the system piping has been cleaned and all the air has been purged. Check condensate drain pipe slope. After you have connected the main power supply to the cassette unit, it is necessary to check that the condensate water pump installed inside...

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    22 12. Maintenance cleaning and maintenance operations must be performed by qualified personnel. Before any work turn the main power switch off. Cleaning / filter removal cleaning of the filters depends on the conditions of operation of the cassette (approximately every two months). Filter removal u...

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    23 fan motor replacement replacement control box remove the terminal cover by unscrewing the 4 screws and unplugging the wiring on the terminal. Replace with a new control box use a spanner to remove the fan blower remove the motor by undoing the 4 bolts and then disconnect the fan motor wire connec...

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    24 condensate pump replacement . Remove the drain pan fixture by unscrewing the 8 screws as shown remove the drain pan fixture and internal drain pan remove the drain pump or valve.

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    25 replacing electrical resistance long shutdown periods before turning on the unit and at least once a year: clean or replace filters of the unit. Inspect the fins of the coil and if necessary remove any accumulation of dust. Inspect and clean the drain pan of the unit and remove all foreign matter...

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    26 13. Spare parts item description qty item description qty 1 casing 1 6 mounting fixture 1 2 coil 1 6 ‐ 1 room sensor 1 2 ‐ 1 chilled water coil sensor 1 7 finger guard 1 2 ‐ 2 hot water coil sensor 1 7 ‐ 1 venturi 1 3 ec motor 1 8 drain pan 1 4 fan blower 1 9 external drain pan 1 5 front panel 1 ...

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    27 diagrams and photographs are not contractual. In a continuing effort to improve products, we reserve the right to change, without notice, the specifications. Tel : 05 56 70 14 00 - fax 05 56 70 14 09 www.Aircalo.Fr 14 rue cassiopée 33160 saint médard en jalles m 38-11-14 uk.