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OPTIMAX 25 S

wall-mounting gas boiler,
pre-mixed
condensing system boiler

INSTRUCTIONS FOR USE INSTALLATION AND MAINTENANCE

cod. 3544696/4 - 08/2004

G C N° 41-267-22

Содержание OPTIMAX 25 S

Страница 1: ...OPTIMAX 25 S wall mounting gas boiler pre mixed condensing system boiler INSTRUCTIONS FOR USE INSTALLATION AND MAINTENANCE cod 3544696 4 08 2004 G C N 41 267 22...

Страница 2: ...orfaultyoperation switch off the appliance Do not attempt to repair or carry out any other operation on the appliance directly Contact qualified personnel only Repairs or the replacement of components...

Страница 3: ...10 2 4 Connection to the gas system 12 2 5 Electrical Connections 12 2 6 Flue system 15 2 7 Condensate outlet connection 21 3 SERVICE AND MAINTENANCE 23 3 1 Adjustments 23 3 2 System start up 24 3 3...

Страница 4: ...ng speed fan modulating gas valve pumps expansion vessel safety valve flow sensor temperature sensors a safety thermostat and a low pressure sensor Thanks to the twin microprocessor control and adjust...

Страница 5: ...ON OFF Reset Test Holding the key down for at least 5 seconds turns off the boiler To turn it back on press the key again for 5 seconds Pressing the key resets boiler operation after a shutdown or loc...

Страница 6: ...after 2 sec and goes back to showing the actual operating temperature Summer Winter selection To select Summer Winter use knob 1 fig 1 Turning it onto Summer turns off the heating function but the fr...

Страница 7: ...ed self diagnosis system In the event of trouble with the boiler the display will show the fault code There are faults that in order to restore operation it suffices to press RESET 2 fig 1 if the boil...

Страница 8: ...amage or physical injury for which the manufacturer declines any responsibility This appliance must be installed strictly in accordance with these instruc tions and regulations The Gas Safety Regulati...

Страница 9: ...installation must be free of dust flammable materials or objects or corrosive gases The room must be dry and not subject to freezing The boiler is designed to be installed on a solid wall The wall fix...

Страница 10: ...20 C 11 recommended Do not use the water system pipes to earth electrical appliances Before installation carefully clean all the pipes of the system to remove residues or impurities that could affect...

Страница 11: ...boiler s central heating system and the mains water supply The use of mains water to charge and pressurise the system directly is conditional upon the Local Water Byelaws Again any such connection mus...

Страница 12: ...r gas soundness and purged as described in BS689 All pipework must be adquately supported An isolating gas valve is provided and should be fitted on the boiler gas inlet Please wait 10 minutes when li...

Страница 13: ...6a 6b and 7a 7b OPTIMAX S Plan Pipe layout Wiring diagram OPTIMAX FERROLI BOILER D H W Zone Valve C H Zone Valve Automatic bypass mimimum flow of 6l min Auto air vent 4 3 2 1 Junction Box N E L Termi...

Страница 14: ...4 5 6 7 8 9 10 PROGRAMMER NEUTRAL LIVE CH ON DHW ON DHW OFF BLUE WHITE GREY ORANGE Room Thermostat Cylinder Thermostat N E L 240 Vac fused at 3 amps Honeywell V4073H mid position The heating system mu...

Страница 15: ...in fig 8 to access the electrical connection terminal board fig 8 The layout of the terminals for the various connections is given in the wiring diagram in the diagram fig 9 2 6 Flue system The unit i...

Страница 16: ...e Outlet fig 10b Front view View from above P S 160 mm Rear Outlet L S D 170 mm Horizontal flue installation 1 Define the position for installing the unit 2 If using standard flue 1KWMA53A this must b...

Страница 17: ...lue extensions part number 1KWMA56U inserting them spigot down ensuring the seals are well lubricated with silicone grease not supplied and correctly located into the sockets 3 Ifrequired45 bends Part...

Страница 18: ...calculation before installation 1 For each component tables 4 5 provide an equivalent load loss in linear metres depending on the position of installation of the component with air suction or flue ex...

Страница 19: ...female Description Horozontial flue terminal Horozontial air terminal Vertical flue terminal 1 1 1 6 2 1 2 1 8 1 5 2 0 Equivalent losses in metres linear 5 2 Air Flue Vertical Horizontal Vertical Hor...

Страница 20: ...on the same wall Vertically from a terminal on the same wall From an opening in the car port e g door window into the dwelling Above ground roof or balcony level 300mm 300mm 300mm 200mm 75mm 200mm 15...

Страница 21: ...a vertical progression and with no constrictions Have the flue conveying the hot fumes adequately distanced or isolated from combustible mate rials Be connected to just one unit per floor for at most...

Страница 22: ...to freezing in severe weather conditions To avoid this the pipework should be installed to dispose of the condensate quickly with as much as possible run internally before passing through the wall Pip...

Страница 23: ...gases as clearly shown on the packing and on the unit s dataplate Whenever a different gas to that for which the unit is preset has to be used a conversion kit will be required proceeding as follows...

Страница 24: ...atically whenever the external controls call for heating In case of an electrical power failure while the boiler is working the burner will go out When power returns the boiler will run the self test...

Страница 25: ...rrectly The flue terminal end piece and ducts must be free of obstructions and leaks The gas and water systems must be sound The burner and exchanger must be clean The electrodes must be free of scale...

Страница 26: ...ssible to analyse the combustion through the air and flue sampling points shown in fig 18 To make the measurement it is necessary to 1 Open the air and flue sampling points 2 Insert the probe 3 Press...

Страница 27: ...on phase CVBC trouble Mains interference Check and if necessary change the CVBC Check the earthing Fault Possible cause Cure F1 F3 F8 No communication between the electronic unit and the gas valve Inc...

Страница 28: ...Check the electrical system F35 Electronic CVBC trouble F36 Change the electronic CVBC F43 Sensor damaged or wiring shorted Check the wiring or change the sensor Return sensor fault F44 Sensor damage...

Страница 29: ...HARACTERISTICS AND DATA 4 1 Dimensions and connections fig 19 Top view Bottom view 1 4 3 2 720 196 5 135 5 135 5 175 120 120 65 95 11 11 11 11 400 378 50 5 185 5 124 40 370 Key 1 CH flow 2 Gas inlet 3...

Страница 30: ...tion chamber 21 Gas injector 22 Ceramic burner 29 Flue outlet manifold 32 Heating pump 34 Heating flow sensor 35 Air separator 36 Automatic air vent 44 Gas valve 49 Safety thermostat 56 Expansion vess...

Страница 31: ...4 Heating safety valve 16 Premix fan assembly 32 Heating pump 34 Flow temperature sensor 35 Air separator 36 Automatic air vent 44 Gas valve 49 Safety thermostat 56 Exspansion vessel 145 System pressu...

Страница 32: ...linear metres cfr FERROLI calculation system Electrical power supply Max electrical power absorbed W Electric power drawn by the circulator Speed I II III W 30 90 3 0 8 8 1 1 7 720 400 358 43 22 22 7...

Страница 33: ...Optimax 25 S 33 4 5 Diagrams Head available for the system Key 1 2 3 Pump selector positions A Boiler losses of head fig 22 0 1 2 3 4 5 6 7 0 500 1 000 1 500 2 000 Q l h H m H2O A 3 2 1...

Страница 34: ...2 1 DSP49A1100 CPD5 1 Remove if external controls fitted X3 X6 X1 X7 X5 X2 1 2 3 4 5 6 7 8 9 10 1 2 3 4 6 7 8 5 GND 16 1 2 3 4 TACHO PWM 24V 4 6 Wiring diagram fig 23 Key 16 Fan 32 Central heating pum...

Страница 35: ......

Страница 36: ...5 Fax 08707 282 886 ALL SPECIFICATIONS SUBJECT TO CHANGE Please note to avoid incurring unnecessary expense in the event of a boiler shut down check this is not caused by lack of electricity supply ga...

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