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LAMBORGHINI Externa 30 O Operating, installation and maintenance instructions

Manual is about: WALL-HUNG, GAS-FIRED, SEALED BOILER, FOR CENTRAL HEATING

Summary of Externa 30 O

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    Wall-hung, gas-fired, sealed boiler, for central heating operating, installation and maintenance instructions cod. 3540t54/0 - 04/2009 (rev. 00) 7 externa 30 o.

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    2 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) • carefully read the warnings in this instruction booklet, as they provide important indications on the safety of installation, operation and maintenan- ce. • the instruction booklet is an integral and essential part of the product and must be careful...

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    3 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 1. Operating instructions ............................................................................4 1.1 introduction ............................................................................................................4 1.2 control panel .....

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    4 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) fig. 1 1. Operating instructions 1.1 introduction dear customer, thank you for having chosen the externa 30 o, an advanced-concept lamborghini wall-hung boiler featuring cutting-edge technology, high reliability and constructional quality. Please care...

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    5 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 1.3 ignition and shut-down ignition • open the gas cock upstream of the boiler. • close or insert any switches or power plugs upstream of the boiler • place the main switch “a” in the on position. • place knob “b” in the winter position and set the ro...

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    6 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) before calling the service centre, check that the problem is not due to no gas or mains power supply. System water pressure control the boiler is fitted with a cock for manually filling the central heating system. The filling pressure when the system ...

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    7 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 2. Installation 2.1 general instructions this appliance must only be used for the purposes it has been specifically designed for. This appliance is used to heat water to below boiling temperature at atmospheric pressure and must be connected to a cent...

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    8 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) it is recommended to fit on-off valves between the boiler and the central heating system; these allow the boiler to be isolated from the heating system, if necessary. Make the connections to the boiler in a way that its internal tubing is not subject ...

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    9 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) pressure relief valve externa 30 o incorporates a pressure relief valve discharging at 300 kpa. The discharge of the pressure relief valve must be con nected to a collection container, to avoid water spill ing onto the ground in the event of over-pres...

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    10 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) room thermostat warning: the room thermostat must not have live contacts. Connecting 240v to the room thermostat terminals will cause irreversible damage to the elec tronic board. When connecting a room thermostat with a daily or weekly program, or a...

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    11 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 2.6 flues boiler is supplied as standard with horizontal concentric terminal, exit on front panel. For correct operation of the boiler it is necessary to mount the concentric terminal followiong instruc- tioins below: 1) mount and fix boiler on the w...

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    12 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) in out c f e b a d key a pressure test point upstream b pressure test point downstream c protection screw d minimum pressure adjustment screws e maximum pressure adjustment screws f pressure compensation pipe 3. Service and maintenance 3.1 settings a...

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    13 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) adjustments on the electronic board follow the indications shown in the figure to access the electronic board. Potentiometer adjustment p1 central heating temperature adjustment p2 domestic hot water temperature control p3 heating output adjustment p...

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    14 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) adjusting the maximum heating output this adjustment may only be performed electronically using the adjustment potentiometer “p3”, star- ting with a system temperature less than the maximum of the setting thermostat (system temperature 50 ¸ 60°c). Co...

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    15 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) in the case of power failures while the boiler is in operation, the burners will switch off. When mains power returns, the burners will automatically re-ignite. Checks during operation • check the fuel circuit and the water system for tightness. • ch...

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    16 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) cleaning the boiler and the burner the body and the burner must not be cleaned using chemical products or steel brushes. Special care must be taken to ensure all the systems relating to the sealed compartment are tight (gaskets, cable glands, etc..),...

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    17 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 3.4 troubleshooting troubleshooting flow diagram 1 checking power supply-system pressure and anti-freeze protection is led5 on? Put main switch to on ch selector to summer “ ” position is 240v present across terminals x1-1 x1-2? Check and if necessar...

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    18 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) flow diagram 2 checking central heating operation flow diagram 3 checking the fan/flue gas circuit wait 2 minutes put ch temperature selector to maximum ensure external controls are calling for heat is led4 flashing? Does ch pump run? Yes yes go to c...

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    19 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) flow diagram 4 checking ignition flow diagram 5 checking domestic hot water modulation does burner flame modulate? Normal operation carry out yes no boiler operated on central heating mode check ch sensor and replace it if necessary is led1 light on?...

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    20 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 4. Characteristics and technical specifications 4.1 dimensions and fittings fig. 7 key 1 ch flow 2 filling cock 3 gas inlet 4 ch return top view bottom view 99 85 428 850 96 158 270 236,5 326,5 141 223,5 54 95 46,5 1 2 3 4 560

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    21 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 4.2 overall view and main components key 5 sealed compartment 7 gas inlet 10 central heating outlet 11 central heating inlet 14 safety valve 16 fan 19 combustion chamber 20 burner assembly 21 main nozzle 22 burner 26 combustion chamber insulation fig...

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    22 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 4.3 hydraulic diagram fig. 9 43 50 56 81 44 32 20 82 222 5 29-187 16 74 14 114 34 11 7 10 - + 49 key 5 sealed compartment 7 gas inlet 10 central heating outlet 11 central heating inlet 16 fan 20 burner assembly 29 flue gas outlet manifold 32 central ...

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    23 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 4.4 technical data table gas supply pmax pmin power output output pmax pmin universal lpg kw 27,9 15,6 natural gas kw 30 17 dimensions, weights, fittings depth mm 272 width mm 460 height mm 760 hot water capacity litres 1,7 expansion vessel pre-fill ...

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    24 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 4.5 diagrams pressure - output diagrams legenda 1 - 2 - 3 = pump switch positions a = boiler pressure drop discharge head available to system fig. 10 fig. 11 kw kpa 18 19 20 21 22 23 0,5 1,0 1,5 2,0 2,5 3,0 3,5 9 10 11 12 13 14 15 16 17 8 24 25 26 27...

  • Page 25: Pmf03F

    25 externa 30 o cod. 3540t540 - 04/2009 (rev. 00) 4.6 wiring diagram fig. 12 key 16 fan 32 central heating pump 34 central heating temperature sensor 43 air pressure switch 44 gas valve 49 safety thermostat 50 limit thermostat x6 x1 x2 x3 x4 1 21 21 3 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 ...

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    Ferroli spa ¬ 37047 san bonifacio (verona) italy ¬ via ritonda 78/a - tel. +39.045.6139411 ¬ fax +39.045.6100933 ¬ www.Ferroli.It.