Ferroli MODENA 27 C HE Instructions For Use, Installation And Maintenance
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- Technical specification (12 pages) ,
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Summary of Contents for Ferroli MODENA 27 C HE
- Page 1 MODENA C HE INSTRUCTIONS FOR USE, INSTALLATION AND MAINTENANCE “MODENA 27 C HE” GC N° 47-267-57 “MODENA 32 C HE” GC N° 47-267-55...
- Page 2 “This record must be completed and left with the end user”. Ferroli is a member of the Benchmark initiative and fully supports the aims of the programme. Benchmark has been introduced to improve the standards of installation and commissioning of central heating systems in the UK and to encourage the regular servicing of all central heating systems to ensure safety and efficiency.
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Page 3: Table Of Contents
MODENA C HE 1 Instructions ..........................4 1.1 Introduction............................. 4 1.2 Control panel ............................4 1.3 Turning ON and OFF..........................5 1.4 Adjustments............................7 2 Installation ..........................9 2.1 General Instructions ..........................9 2.2 Place of installation ..........................10 2.3 Plumbing connections .......................... 10 2.4 Connection to the gas system ...................... -
Page 4: Instructions
1. Instructions 1.1 In Thank you for c the MODENA C HE, a FERROLI wall-mounted boiler the latest generation appliance, featuring advanced design and -edge MODENA C HE is a high-efficiency condensing pre-mix appliance for central heating and hot water production, run- ning on natural gas or LPG, generating extremely low emissions. -
Page 5: Turning On And Off
MODENA C HE Indication during boiler operation Central Heating mode The Central Heating heat demand (generated by the OpenTherm Remote Control, the Room Thermostat or the Clock) is indicated by the flashing of the Hot Air symbol over the radiator (part. 13 and 14 - fig. 1). The display indicates the actual Central Heating water temperature (part. - Page 6 MODENA C HE Ignition Ensure the power is on to the appliance. fig. 5 - Ignition fig. 6 - Air purge • During the first 5 seconds, the display shows the software version of the pcb. • For the first 300 seconds, the display shows FH that identifies the Air purge function. •...
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Page 7: Adjustments
MODENA C HE 1.4 Adjustments Heating temperature setting To set the system flow temperature, use the CH buttons (part. 3 and 4 - fig. 1). It can be varied from a minimum of 20°C to a maximum of 80°C. fig. 9 Domestic hot water temperature setting To set the hot water temperature, use the DHW buttons (part. - Page 8 MODENA C HE O.T.C. setting To enter the OTC mode, press OTC button (part. 6 - fig. 1) for 5 seconds. The display shows CU flashing (fig. 11); to set Curve, use the DHW buttons (part. 1 and 2 - fig. 1). It can be varied from 1 to 10, in accordance with the chart (fig.
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Page 9: Installation
MODENA C HE 2. Installation 2.1 General Instructions This unit must only be used for its intended purpose. This unit is designed to heat water to a temperature below boiling point and must be connected to a heating system and/or a water supply system for domestic use, com- patible with its performance, characteristics and heating capacity. -
Page 10: Place Of Installation
MODENA C HE 2.2 Place of installation The combustion circuit is sealed with respect to the place of installation and therefore the unit can be in- stalled in any room. However, the place of installation must be sufficiently ventilated to prevent the creation of dangerous conditions in case of even slight gas leaks. - Page 11 MODENA C HE Isolation valve kit The isolation valves supplied (see fig. 16) must be installed between the boiler and heating system to allow the boiler to be isolated from the system if necessary. Flow isolation valve 3/4” Domestic hot water outlet elbow 1/2” Gas cock 1/2”...
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Page 12: Connection To The Gas System
MODENA C HE Water treatment If treatment of the water is necessary, Ferroli recommends the exclusive use of specific products such as Fernox or Sentinel to be applied in compliance with the producer's instructions. For more information, please contact: Fernox Manufacturing Co. LTD. - Page 13 MODENA C HE Accessing electrical terminal block The electrical connections terminal block can be accessed after removing the casing The layout of the terminals for the various connections is given in the wiring diagram in fig. 39. ON/OFF SWITCH (configurable) fig.
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Page 14: Flue System
Only a Ferroli flue system (with respective accessories) must be used with this unit, as required by BS 5440 and CE standards. - Page 15 MODENA C HE Other coaxial connections fig. 20 - Examples of connection with coaxial pipes ( = Air / = Fumes) For coaxial connection, fit the unit with one of the following starting accessories. For the wall hole dimensions, refer to section 4.1 Dimensions and connections.
- Page 16 3. Check that the sum total of losses is less than or equal to the maximum permissible length in table 2. Table. 2 - Max. length twin pipe flue Separate ducts MODENA 27 C HE MODENA 32 C HE Max. permissible length...
- Page 17 MODENA C HE Position of terminals D, E fig. 24 Minimum dimensions of fume exhaust terminals Directly under an opening, air inlet, openable window, etc. 300 mm Above an opening, air inlet, openable window, etc. 300 mm Horizontally to an opening, air inlet, openable window, etc. 300 mm Under gutters, drain pipes 75 mm...
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Page 18: Condensate Drain Connection
MODENA C HE Connection to multiple flues or single flues with natural draught To connect the MODENA C HE boiler to a multiple flue or a single flue with natural draught, the flue or chimney must be ex- pressly designed by professionally qualified technical personnel in conformity with the current standards and regulations. In particular, flues and chimneys must: •... - Page 19 MODENA C HE Condensate drain The condensate should be run inside as far as is practicably possible. For that purpose, use a pipe of at least 22 mm supplied with diameter and a trap with flexible connection the unit to facilitate connection of the condensate drain pipe. The pipe must be in solvent weld plastic and not in copper, since the condensate has a pH of 4 (slightly acid).
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Page 20: Service And Maintenance
All adjustment, conversion, startup and maintenance operations described below must only be carried out by Qualified Per- sonnel (meeting the professional technical requirements prescribed by current regulations). FERROLI declines any liability for damage and/or injury caused by unqualified and unauthorised persons tampering with the unit. -
Page 21: Start-Up
MODENA C HE 3.2 Start-up Checks to be made on initial start up, and after all maintenance operations that involved disconnection from the systems or an operation on safety devices or parts of the boiler: Before lighting the boiler • Open any valves between the boiler and the system. -
Page 22: Commisioning Instructions
Measure the gas rate Measure the gas rate and check against following table: GAS RATES (NATURAL GAS) AFTER 10 MINUTES FROM COLD Maximum rate Minimum rate BOILER MODEL MODENA 27 C HE 2.86 101.15 0.61 21.57 MODENA 32 C HE 3.38 119.55... -
Page 23: Routine Servicing, Maintenance & Repair
MODENA C HE 3.4 Routine servicing, maintenance & repair General PLEASE NOTE: During routine servicing, and after any maintenance or change of part of the combustion circuit, we recommend that the following is checked: • The integrity of the flue system and the flue seals; •... -
Page 24: Combustion Check
MAXIMUM RATE AFTER 10 MINUTES FROM COLD MINIMUM RATE AFTER 10 MINUTES FROM COLD CO/CO RATIO Boiler Model CO/CO RATIO Boiler Model MODENA 27 C HE MODENA 27 C HE 0.004 0.004 8,7 ÷ 9,2 10 ÷ 10,5 8,2 ÷ 8,7 9,5 ÷ 10,0... - Page 25 MODENA C HE Setting the Air/Gas Ratio valve There are two adjustments possible on the air/gas ratio valve, the throttle setting at maximum rate and the offset setting at minimum rate. If either setting is adjusted the combustion values must be rechecked at both rates. At Maximum Rate: 1.
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Page 26: Troubleshooting
MODENA C HE 3.5 Troubleshooting Diagnostics The boiler is equipped with an advanced self-diagnosis system. In case of a boiler fault, the display will flash together with the fault symbol (detail 11 - fig. 1) indicating the fault code. Certain faults cause permanent boiler shutdowns (marked with the letter “A”): to restore operation, press the RESET button (detail 6 - fig. -
Page 27: Technical Data And Characteristics
MODENA C HE 4. Technical data and characteristics 4.1 Dimensions and connections 2 3 4 35.5 54 51 80.5 fig. 34 - Dimensions and connections Heating system flow Domestic hot water outlet Gas inlet Cold water inlet Heating system return cod. -
Page 28: General View And Main Components
MODENA C HE 4.2 General view and main components fig. 35 - General view Gas inlet Gas valve Domestic hot water outlet Expansion tank Cold water inlet Ignition/ionization electrode System flow 114 Water pressure switch System return 136 Flow meter Safety valve 186 Return sensor Heating circulating pump... -
Page 29: Water Circuit
MODENA C HE 4.3 Water circuit fig. 36 - Water circuit Domestic hot water outlet 136 Flow meter Cold water inlet 154 Condensate outlet pipe System flow 186 Return sensor System return 193 Condensate Trap Safety valve 221 Bypass cock Heating circulating pump 278 Double sensor (Safety + Heating) Air separator... -
Page 30: Technical Data Table
MODENA C HE 4.4 Technical data table Data Unit MODENA 27 C HE MODENA 32 C HE CH Max Heat Input 25.0 29.5 CH Min Heat Input CH Max. Heat Output (80/60°C) 24.5 28.9 CH Min Heat Output (80/60°C) CH Max. Heat Output (50/30°C) 26.5... -
Page 31: Diagrams
MODENA C HE 4.5 Diagrams Head available for the system (MODENA 27 C HE) H [m H 1.000 1.500 2.000 Q [l/h] fig. 37 - Pressure loss Boiler pressure losses Circulating pump min. speed Circulating pump max. speed Head available for the system (MODENA 32 C HE) H [m H 1.000... -
Page 32: Wiring Diagram
MODENA C HE 4.6 Wiring diagram ABM03A FUSE 3.15A 250V ON/OFF SWITCH (configurable) 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 13 14 15 16 17 18 19 20 21 22 23 24 7 8 9 10 11 12 10 11 12 13 14 15 16 17 18... - Page 33 Benchmark Commissioning and Servicing Section www.centralheating.co.uk © Heating and Hotwater Industry Council (HHIC)
- Page 34 GAS BOILER SYSTEM COMMISSIONING CHECKLIST This Commissioning Checklist is to be completed in full by the competent person who commissioned the boiler as a means of demonstrating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference. CONTROLS Optimum start control Fitted...
- Page 35 SERVICE RECORD It is that your heating system is serviced and that the appropriate Service Interval Record is completed. Service Provider SERVICE 01 SERVICE 02 ² % ² % ² % ² % SERVICE 03 SERVICE 04 ² % ² % ²...
- Page 40 Before contacting Ferroli please have available the completed BENCHMARK document (located in the back of this manual), boiler serial number and model detail. For Technical assistance during the installation, call our Technical Helpline on 0843 479 0479. You will be required to provide your Gas Safe Register Number.