Ferroli Optimax HE 31 C Instructions For Installation, Use And Maintenance Manual

Text of Ferroli Optimax HE 31 C User Guide:

• Ferroli Optimax HE 31 C, 15 OPTIMAX HE 31 C fig. 17 The isolation valves and filling kit shown in Fig. 17 is supplied as standard. Make Up Water Provision must be made for replacing water lost from the sealed system. Reference should be made to BS6798, for methods of filling and making up sealed systems. There must be no direct connection between the 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 must be disconnected after use. A filling connection is

• Ferroli Optimax HE 31 C, 5 OPTIMAX HE 31 C 1.2 Control panel eco comfort reset 89 15 1314 12 11 10 21 436 75 fig. 1 1 = Domestic Hot Water temperature setpoint decreasing push button 2 = Domestic Hot Water temperature setpoint increasing push button 3 = Central Heating water temperature setpoint decreasing push button 4 = Central Heating water temperature setpoint increasing push button 5 = Display LCD 6 = Reset / Summer-Winter / OTC push button 7 = Economy-Comfort / On-Off push button 8 = Domestic Hot Water symbol 9 = Domestic Hot Water mo

• Ferroli Optimax HE 31 C, 26 OPTIMAX HE 31 C fig. 28 Injector Ø Natural gas LPG See technical data table 3. SERVICE AND MAINTENANCE 3.1 Adjustments All adjustment and conversion operations must be carried out by Qualified Personnel such as ferroli Technical Service. FERROLI declines any responsibility for damage or physical injury caused by unqualified and unauthorized persons tampering with the device. Gas supply conversion The unit can function with either Natural Gas or LPG and is factory-set for use with one of the two 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

• Ferroli Optimax HE 31 C, 4 OPTIMAX HE 31 C 1. OPERATING INSTRUCTIONS 1.1 Introduction Dear Customer, Thank you for choosing the OPTIMAX HE 31 C, a FERROLI wall-mounted boiler of the latest generation, featuring advanced design and cutting-edge technology. OPTIMAX HE 31 C is a high-efficiency condensing pre-mix appliance for heating and hot water pro- duction with extremely low emissions, running on natural gas or LPG. The boiler consists of an aluminium laminar heat exchanger providing effective condensation of the water v

• Ferroli Optimax HE 31 C, 24 OPTIMAX HE 31 C B Connection to collective flues or single flues with natural draught If you are then going to connect the OPTIMAX HE 31 C boiler to a collective flue or a single flue with natural draught, the flue must be expressly designed by professionally qualified technical personnel in conformity with the standards and rules in force. In particular, flues must have the following characteristics: • Be sized according to the method of calculation stated in the standard • Be airtight to the products of combustion, resistant to the fumes and heat and waterproof for the con

• Ferroli Optimax HE 31 C, 23 OPTIMAX HE 31 C Minimum Dimensions of Flue Terminal Positions Directly below an opening, air brick, opening windows, etc. Above an opening, air brick, opening windows, etc. Horizontally to an opening, air brick, opening windows, etc. Below gutters, soil pipes or drain pipes Below balconies or car port roof Below eaves From a vertical drain pipe or soil pipe From an internal or external corner From a surface facing the terminal From a terminal facing the terminal From the wall on which the termina

• Ferroli Optimax HE 31 C, 30 OPTIMAX HE 31 C 3.4 Troubleshooting Fault Diagnosis In the event of operating problems or trouble, the display will flash and a fault identification code appears. There are faults that in order to restore operation the RESET button must be pressed (ref.6 - fig. 1); or if the boiler fails to start, it will be necessary to repair the fault (code nos. F1 to F24). Other faults cause temporary shutdowns that are automatically reset as soon as the value comes back within the boiler’s normal working range (codes from 25 to 47). When the boiler starts functioni

• Ferroli Optimax HE 31 C, 21 OPTIMAX HE 31 C Ref. 2 4 5 23 23 1 Vertical air pipe Ø80 Vertical flue pipe Ø80 80 Ø vertical flue Kit Description Equivalent loss 23,0 m 36,8 m 12,0 m 71,8 m Total Table 3 fig. 23 Connection with 80 mm pipe system The unit can be connected to a system of separate air/flue pipes for a horizontal or vertical outlet as shown fig 23 - 24 . Numerous accessories are available on request to meet the various installation requirements. The components used most frequently are stated in tables 4 - 5. Please refer to t

• Ferroli Optimax HE 31 C, OPTIMAX HE 31 C 3 1. OPERATING INSTRUCTIONS .................................................................4 1.1 Introduction ............................................................................................................4 1.2 Control panel ..........................................................................................................5 1.3 Turning ON and OFF ..............................................................................................6 1.4 Adjustments ...............

• 20 OPTIMAX HE 31 C 1KWMA56U 950 50 1KWMA71W max. 6 mt 60/100 max. 16 mt 80/125 Vertical Terminal 1KWMA83U 68 Pitched roof slate 1KWMA82U 95050 50 950 50 1000 125 10 Vertical Outlet fig. 22c Reduction factors for bends 1 m 0,5 m 0,5 m 0,25 m Table 2b Maximum permissible duct length (Horizontal) Ø mm 60/100 5 m 15 m Ø mm 80/125 Table 2a Maximum permissible duct length (Vertical) 6

• Ferroli Optimax HE 31 C, 7 OPTIMAX HE 31 C Turning off Press the (part. 7 - fig. 1) for 5 seconds. When the boiler is turned off with this key, the p.c.b is still powered, heating operation is disabled and the display is off however the frost protection will still be active. To totally isolate close the gas cock ahead of the boiler and disconnect electrical power. To avoid damage caused by freezing during long shutdowns in winter, it is advisable to drain all water from the system. To turn boiler on again, press (part.7 - fig.1) for 5 seco

• Ferroli Optimax HE 31 C, 16 OPTIMAX HE 31 C Water treatment If treatment is used ferroli limited recommanded only the use of Fernox or Sentinel water treatment products, which must be used in accordance with the manufacturers instructions. for further information contact: Fernox Manufacturing Co. LTD. Sentinel Performance Solutions Ltd Cookson Electronics, Forsyth Road The Heath Business & Technical Park Sheerwater, Woking, surrey, GU21 5RZ Runcorn, Cheshire WA7 4QX Tel: 0870 8700362 Tel: 0151 424 5351 Note - If the boiler is installed in an exi

• Ferroli Optimax HE 31 C, 8 OPTIMAX HE 31 C 1.4 Adjustments Summer/Winter selection To select Summer, press the reset (Part. 6 – fig. 1) for 1 second when the boiler is in Winter mode. The display will show the Summer icon (Part 10 – fig. 1): the boiler can still produce domestic hot water whenever there is a demand. The frost protection remains active. To select Winter mode, press the reset (Part. 6 – fig. 1) for 1 second when the boiler is in Summer mode. Heating temperature setting To set the system flow temperature, use the CH push buttons (Part. 3 and 4 – fig. 1). It can be varied from a minimum of 20°C to a maximum of 90°C. Domestic hot water temperature sett

• Ferroli Optimax HE 31 C, OPTIMAX HE 31 C 2 • Read the warnings given in this manual thoroughly. They provide important information for safe instal- lation, use and maintenance • By law the instruction manual must be left with the end user. • If the appliance is sold or transferred to another owner or if the owner moves, leaving the appliance behind, always ensure that the manual is kept with the appliance for consultation by the new owner and /or installer. • Incorrect installation or poor maintenance absolves the manufacturer from all liability for damage to people

• Ferroli Optimax HE 31 C, Phone numbers: Installer Service Engineer BECAUSE OF OUR CONSTANT ENDEAVOUR FOR IMPROVEMENT DETAILS MAY VARY SLIGHTLY FROM THOSE QUOTED IN THESE INSTRUCTIONS. 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, gas supply or low water pressure before calling our Customer Service Helpline. Lichfield Road, Branston Industrial Estate, Burton Upon Trent, Staffordshire DE14 3HD Tel. 08707 282 885 - Fax 08707 282 886 EIRE only: HEATOVENT Greenhills I

• Ferroli Optimax HE 31 C, 28 OPTIMAX HE 31 C 3.3 Maintenance The following operations are strictly reserved for Qualified Personnel, such as corgi registered engineers or Ferroli engineers. Seasonal inspection of the boiler and flue It is advisable to carry out the following checks at least once a year: • The control and safety devices (gas valve, flow meter, thermostats, etc.) must function correctly. • The flue terminal and ducts must be free of obstructions and leaks. • The gas and water systems must be sound. • The burner and exchanger

• 12 OPTIMAX HE 31 C 2. INSTALLATION 2.1 General Instructions This device must only be used for the purpose for which it is specially designed. This unit is designed to heat water to a temperature below boiling point and must be connected to a hea- ting system and/or a water supply system for domestic use, compatible with its performance, characteristics and its heating

• 31 OPTIMAX HE 31 C Fault Possible cause Cure F13 Flue sensor fault Sensor damaged or wiring shorted Check the wiring or change the sensor Sensor damaged or wiring broken Check the wiring or change the sensor F14 Flow sensor fault Sensor damaged or short circuited Check the wiring or change the sensor Sensor damaged or wiring broken Check the wiring or change the senso

• Ferroli Optimax HE 31 C, 14 OPTIMAX HE 31 C fig. 16 82,5 76 54 51 80,5 56 76,2 80,5 156,7 216,7 1 2 3 5 7 6 4 2.3 Boiler water connections The heating capacity of the unit should be previously established by calculating the building’s heat requi- rement according to current regulations. For good operation and long life of the boiler, the plumbing system must be well proportioned and always complete with all those accessories that guarantee regular operation and running, room thermostat, trv’s etc. The flow and return must be a minimum diameter of 22 mm for the first 3 metres from the appliance. If the flow and return p

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