Biasi ADVANCE 25C User Manual And Installation Instructions
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Biasi ADVANCE 25C User Manual And Installation Instructions

Wall hung, fanflue, roomsealed, high efficiency gas boiler
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Wall hung, fanflue, roomsealed, high efficiency gas boiler
User manual and

Installation instructions

ADVANCE
Models
ADVANCE 25C
ADVANCE 30C
ADVANCE 35C
G.C. Appl. No.
47-583-43
47-583-44
47-583-45
COMBI BOILER
COMBI BOILER
COMBI BOILER

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  • Page 1: Installation Instructions

    Wall hung, fanflue, roomsealed, high efficiency gas boiler User manual and Installation instructions ADVANCE Models G.C. Appl. No. ADVANCE 25C 47-583-43 COMBI BOILER ADVANCE 30C 47-583-44 COMBI BOILER ADVANCE 35C 47-583-45 COMBI BOILER...
  • Page 2 This allows a gain of useful heat that otherwise would be lost. Biasi UK Ltd is a licensed member of the Benchmark Scheme which aims to improve the standards of installation and commissioning of domestic heating and hot water systems in the UK and to encourage regular servicing to optimise safety, efficiency and performance.
  • Page 3 Remember that... The manual must be read thoroughly, so that you will be able to use the boiler in a safe and sensible way and must be carefully kept. It may be necessary for reference in the future. The first firing must be carried out by a competent and responsible Gas Safe engineer. The manufacturer •...
  • Page 4 On completion of the work, have a professionally qualified person check there efficiency. Repairs (under guarantee) must be carried out only by a Biasi an approved engineer, us- ing genuine spare parts. Thus do no more than switching off the boiler yourself (see the instructions).
  • Page 5 Should you find that it does include a non-return valve then provision of a WRAS approved mini expansion vessel must be made. Biasi optional WRAS approved easy fit 15 mm mini shock arrestor kit BI9999 999 can be obtained through your local Biasi stockist.

  • Page 6: Installing The Boiler

    D.H.W. If you are in any doubts as to the installation or operation of the boiler please read the instruction manuals thoroughly and then if necessary contact Biasi UK for advice and as- sistance.

  • Page 7: Table Of Contents

    Setting the pump post-circulation ... 68 Technical data ADVANCE 25C ... . . 26 Selecting the reignition frequency ..70 Technical data ADVANCE 30C .

  • Page 8: Appliance Description

    APPLIANCE DESCRIPTION APPLIANCE DESCRIPTION Isolation valves Overview The model and serial number of the boiler is shown on the bottom of the boiler. Fig. 1.2 4 Gas supply label Fig. 1.1 5 C.H. flow valve 6 D.H.W. outlet pipe 1 Controls panel 7 Gas inlet valve 2 Housing for optional time switch (C.H.

  • Page 9: Control Panel

    APPLIANCE DESCRIPTION Control panel LCD general features For the boiler technical information refer to the section "TECHNICAL INFORMATION" on page 23. °C RESET Fig. 1.4 Fig. 1.3 14 D.H.W. temperature increase key 15 D.H.W. temperature reduce key 16 Reset/Stand-by/Winter/Summer key The symbol indicates that the 17 C.H.
  • Page 10 APPLIANCE DESCRIPTION FUNCTION FUNCTION Faulty C.H. temp. Filling request: Er 06 The boiler works regu- probe NTC larly and the display Faulty D.H.W. temp. Er 07 shows all the icons, but probe NTC the signal FL is flashing every 1 sec. Faulty external temp.
  • Page 11 APPLIANCE DESCRIPTION FUNCTION FUNCTION Pre-heating function 3 Remote control con- stars D.H.W. comfort. nected (one flash every This information 4 sec.) not displayed. It will Set D.H.W. be possible to check (all other symbols are its state in the section disabled) “INFO”...

  • Page 12: Instructions For Use

    Warnings Therefore, when the boiler is not lit or used in cold weather, with consequent risk of Biasi UK Ltd support the Benchmark freezing do not switch off the boiler at the initiative. The Benchmark Checklist is fused spur isolation switch or close the gas located at the back of this manual and inlet cock.

  • Page 13: Ignition

    INSTRUCTIONS FOR USE Once done, close the valves on the filling orised) Fig. 2.4. loop. If you experience any difficulty with the Stand-by operation of the boiler, switch off the boiler immediately at the fused spur iso- lation switch and contact your Installer or an approved Service Engineer.

  • Page 14: Circuit Temperature

    INSTRUCTIONS FOR USE Adjustment of temperature WITHOUT the external temperature probe (option- al) fitted Adjust the C.H. water flow as follows: • from 25 to 35 with an external tempera- ture included between 5 and 15°C • from 35 to 60 with an external tempera- ture included between -5 and +5°C •...

  • Page 15: Temperature

    INSTRUCTIONS FOR USE Timed manual heating function This function allows to manually activate- deactivate the central heating operation for a fixed period of 24 hours. Activation for 24 hours: Pressing keys 17 and 18 (Fig. 2.11) at the same time for 2 seconds until the letters "th" appear on the LCD display which alternates with the word "on"...

  • Page 16: Star Preheating Function

    INSTRUCTIONS FOR USE °C Fig. 2.15 Adjustment Adjust the D.H.W. temperature to a value suited to your needs. Reduce the necessity of mixing hot water Fig. 2.17 with cold water. In this way, the automatic adjustment fea- NOTE: Should the power to the boiler fail, tures will be appreciated.
  • Page 17 INSTRUCTIONS FOR USE see section "Emptying the D.H.W. sys- tem" on page 77 and section "Emptying the C.H. system" on page 78. Fig. 2.18 Fig. 2.19 If a long period of inactivity is envisioned: • Switch off the electricity supply to the boil- er, by means of the fused spur isolation switch;...

  • Page 18: Useful Advice

    USEFUL ADVICE USEFUL ADVICE used in cold weather, with consequent risk of freezing do not switch off the boiler at the Central Heating fused spur isolation switch or close the gas inlet cock. For your comfort and added system control, If the boiler is deactivated, have a qualified you can install a room thermostat but you technician empty the boiler (heating and...

  • Page 19: External Cleaning

    USEFUL ADVICE Please refer to the servicing information on air present in the pipe work. section "MAINTENANCE" on page 76. Safety lock-out may occur even in case of a blockage of the condensate drainage (e.g. plugged drain pipe). It is advisable to check External cleaning the condensate drainage pipe and traps for Before carrying out any clean-...

  • Page 20: Displaying In Info Mode

    USEFUL ADVICE normal value, it is advisable to vent some of the water in the appliance through the bleed valves present in the radiators. Reduced domestic hot water tempera- ture The likely causes may be impurities caught in the domestic hot water flow switch filter or limescale deposited in the domestic hot wa- ter heat exchanger.

  • Page 21: Remote Anomaly Code

    USEFUL ADVICE Domestic set point c0 + value Temp. D.H.W. output d7 + value D.H.W. capacity c2 + value Flue temperature d8 + value Fan speed d9 + value Pressure transducer pressure dA + - - (not present) Ionization value db + value Number months...

  • Page 22: Flue Probe And Safety Thermal Fuse

    USEFUL ADVICE Flue probe intervention lock- Flame detection error No circulation, of faulty pump or intervention primary tem- perature limit. Flame detection error Flue probe and safety thermal fuse Fig. 3.8 If the flue thermal cut-off fuse is triggered, the boiler goes into safety lockout.

  • Page 23: Technical Information

    TECHNICAL INFORMATION TECHNICAL INFORMATION Overview 30 29 28 41 27 Fig. 4.1 - 23 -...

  • Page 24: Main Diagram

    TECHNICAL INFORMATION Main diagram Fig. 4.2 5 C.H. flow valve 20 Flue temperature probe NTC and Safety 6 D.H.W. outlet pipe thermal fuse 7 Gas inlet valve 21 C.H. temperature probe NTC 8 D.C.W. inlet valve 22 Condensing heat exchanger 9 C.H.
  • Page 25 TECHNICAL INFORMATION 27 Pump 28 Gas valve 29 Gas valve inlet test point 30 D.H.W. temperature probe NTC 31 Control box containing: External temperature probe terminal block, remote terminal block, D.H.W. tank terminal block, power supply ter- minal block, external controls terminal block 32 Primary circuit pressure switch 33 Condensate trap...

  • Page 26: Technical Data Advance 25C

    TECHNICAL INFORMATION Technical data ADVANCE 25C Heat input Central heating 21,0 Min/Max flow temperature settings* °C 25 -80 Nominal net central heating BTU/h 71655 Maximum pressure 26,0 Nominal net domestic hot water BTU/h 88716 Minimum pressure 23,3 Nominal gross central heating...
  • Page 27 TECHNICAL INFORMATION Gas supply pressures Electrical data Voltage mbar Frequency 2000 Nominal Power consumption Natural G20 1700 Minimum Power consumption 2500 Stand-by Power consumption 3700 Protection degree IPX5D Propane G31 2500 4500 External fuse rating N° 2 - 2 Internal fuse rating Gas rate maximum - central heating Natural G20 2,22...
  • Page 28 TECHNICAL INFORMATION contents - central heating Nominal heat input 21,0 (A) (E) content with gas G20 (range 9,1 - 9,7 min - max) content with gas G31 (range 10,1 - min - max) 10,7 Minimum heat input (A) (E) content with gas G20 (range 8,2 - 8,8 min - max) content with gas G31 (range...
  • Page 29 TECHNICAL INFORMATION ADVANCE 25C Model(s): Condensing boiler: Low-temperature boiler (**): B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Item Symbol Value Unit Item Symbol Value Unit Seasonal space heating Rated heat output η energy efficiency...

  • Page 30: Technical Data Advance 30C

    TECHNICAL INFORMATION Technical data ADVANCE 30C Heat input Central heating 25,0 Min/Max flow temperature settings* °C 25 -80 Nominal net central heating BTU/h 85304 Maximum pressure 30,0 Nominal net domestic hot water BTU/h 102364 Minimum pressure 27,8 Nominal gross central heating BTU/h 94687 34,0 Available head (in 1000 l/h)
  • Page 31 TECHNICAL INFORMATION Gas supply pressures Electrical data Voltage mbar Frequency 2000 Nominal Power consumption Natural G20 1700 Minimum Power consumption 2500 Stand-by Power consumption 3700 Protection degree IPX5D Propane G31 2500 4500 External fuse rating N° 2 - 2 Internal fuse rating Gas rate maximum - central heating Natural G20 2,65...
  • Page 32 TECHNICAL INFORMATION contents - central heating Nominal heat input 25,0 (A) (E) content with gas G20 (range 9,0 - 9,6 min - max) content with gas G31 (range 10,0 - min - max) 10,6 Minimum heat input (A) (E) content with gas G20 (range 8,2 - 8,8 min - max) content with gas G31 (range...
  • Page 33 TECHNICAL INFORMATION ADVANCE 30C Model(s): Condensing boiler: Low-temperature boiler (**): B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Item Symbol Value Unit Item Symbol Value Unit Seasonal space heating Rated heat output η energy efficiency rated For boiler space heaters and boiler combination heat- For boiler space heaters and boiler combination heaters:...

  • Page 34: Technical Data Advance 35C

    TECHNICAL INFORMATION Technical data ADVANCE 35C Heat input Central heating 29,0 Min/Max flow temperature settings* °C 25 -80 Nominal net central heating BTU/h 98952 Maximum pressure 33,5 Nominal net domestic hot water BTU/h 114307 Minimum pressure 32,2 Nominal gross central heating BTU/h 109837 34,0 Available head (in 1000 l/h)
  • Page 35 TECHNICAL INFORMATION Gas supply pressures Electrical data Voltage mbar Frequency 2000 Nominal Power consumption Natural G20 1700 Minimum Power consumption 2500 Stand-by Power consumption 3700 Protection degree IPX5D Propane G31 2500 4500 External fuse rating N° 2 - 2 Internal fuse rating Gas rate maximum - central heating Natural G20 3,07...
  • Page 36 TECHNICAL INFORMATION contents - central heating Nominal heat input 29,0 (A) (E) content with gas G20 (range 9,1 - 9,7 min - max) content with gas G31 (range 10,1 - min - max) 10,7 Minimum heat input (A) (E) content with gas G20 (range 8,2 - 8,8 min - max) content with gas G31 (range...
  • Page 37 TECHNICAL INFORMATION ADVANCE 35C Model(s): Condensing boiler: Low-temperature boiler (**): B1 boiler: Cogeneration space heater: If yes, equipped with a supplementary heater: Combination heater: Item Symbol Value Unit Item Symbol Value Unit Seasonal space heating Rated heat output η energy efficiency rated For boiler space heaters and boiler combination heat- For boiler space heaters and boiler combination heaters:...

  • Page 38: Hydraulic Specifications

    The by-pass is calibrated to a differential pressure of about 0.3-0.4 bar. Model ADVANCE 25C Pressure (bar) 0,55 Expansion vessel 0,50 0,45...

  • Page 39: General Requirements

    GENERAL REQUIREMENTS GENERAL REQUIREMENTS Related documents The installation of this appliance must be in accordance with the relevant requirements of the current Gas Safe (Installation & Use) Regulations, the Local Building Regulations, the current I.E.E. Wiring Regulations, the Regulations and by-laws of the local water un- Benchmark places responsibilities on both dertaking, and in Scotland, in accordance with manufacturers and installers.

  • Page 40: Flue System

    GENERAL REQUIREMENTS guidance on this aspect. A compartment used to enclose the appliance must be designed specifically for this purpose. This appliance is not suitable for external installation. Flue system The provision for satisfactory flue termination must be made as described in BS 5440 part 1. For Ireland (IE), refer to I.S.813.2002.

  • Page 41: Gas Supply

    GENERAL REQUIREMENTS Minimum dimensions Symbol Location position (mm) Directly below an opening, air brick, opening window, etc. Above an opening, air brick, opening window, etc. Horizontally to an opening, air brick, opening window, etc. Below temperature-sensitive building components, e.g. D ** plastic gutter soil pipes or drain pipes E ** Below eaves...

  • Page 42: Air Supply

    GENERAL REQUIREMENTS Air supply If a part of the drainpipe runs externally this part should be kept as short as possible and The room in which the boiler is installed does protected to reduce the risk of freezing. not require a purpose provided air vent. Connection of condensate drainage pipe to internal soil and vent stack.

  • Page 43: Water Circulation (C.h.)

    GENERAL REQUIREMENTS Water circulation (C.H.) • A WRAS approved dry trap such as the Te- sla DTUN 1522 is utilised. Detailed recommendations are given in BS • That the condensate is connected down- 6798, BSEN 12828: 2003, BSEN 12831: 2003 stream of the trap as shown in the drawing &...

  • Page 44: Domestic Water

    GENERAL REQUIREMENTS facilitate complete filling of the system. Control valve Expansion vessel Double check valve The appliance has an integral sealed expan- Temporary sion vessel to accommodate the increase of connection water volume when the system is heated. Refer to Fig. 4.5 on page 38 for its techni- Supply pipe (cold water inlet) cal data.

  • Page 45: Electrical Supply

    GENERAL REQUIREMENTS the boiler cold supply, within the requirements of the local water company. 5.11 Electrical supply Warning, this appliance must be earthed. External wiring to the appliance must be car- ried out by a competent person and be in ac- cordance with the current I.E.E.

  • Page 46: Installation

    INSTALLATION INSTALLATION drain must be connected to a suitable drain, or discharged in a safe manner. Warnings The electrical wiring must conform with cur- The use of gas appliances is rent Regulations, in particular: subject to statutory control; it is essential to observe the current •...

  • Page 47: Installing The Bracket

    We recommend the use of a suitable Build- cert approved universal inhibitor to protect the C.H. system from corrosion. Biasi UK strongly recommend that matched - 47 -...

  • Page 48: Overall Dimensions

    INSTALLATION Overall dimensions Joints The boiler respects the following dimen- The boiler uses the following fittings: sions: Pipe sizes Functions (o.d) Ø80 Ø80 Gas, C.H. return, C.H. flow Ø 22 mm D.C.W. inlet Ø 15 mm Ø100 D.H.W. outlet Ø 15 mm Pressure relief valve Ø...

  • Page 49: Fitting The Flue System

    INSTALLATION Choice of flue • Connect the pipe 13 (Fig. 6.4) from the pressure relief valve to the safety dis- The flue exhaust/air intake can be installed charge pipework. in the mode: • Fit the condensate drain 11 (Fig. 6.4) in to the drainage pipework.
  • Page 50 INSTALLATION Coaxial pipe Ø 60/100 with 90° bend (B) For the bend of 45° loss 0.9 m Nominal length 1.55 m For the bend of 90° loss 1.65 m Minimum length 0.5 m Type C Maximum length 10 m 90° Additional bends at 45°...
  • Page 51 INSTALLATION Pluming kit A (Fig. 6.10) This kit allows the products of combustion to Coaxial Ø 60/100 mm + vertical part Ø 60 be discharged at a different location, when mm (flue outlet). used with the standard horizontal flue kit. Coaxial Ø...

  • Page 52: Electric Connection

    INSTALLATION ”a” vertical length (m) Allowed values ”b” horizontal length (m) Fig. 6.12 A Plume deflector is available to assist in overcoming boundary nuisance issues. Fig. 6.13 Electric connection • Unscrew screws "R" and remove the front panel "S" by pulling it and pushing it to- Fig.
  • Page 53 INSTALLATION technical regulations in force. Remote External Probe Electric power supply Ambient thermostat Fig. 6.15 Fig. 6.16 Electric power supply connection • Connect the electric power supply ca- The route of the boiler and ambient thermo- ble coming from the fused spur isolation stat's electric power supply cable or wires switch to the power supply terminal block must follow the route indicated in Fig.

  • Page 54: Connecting The Room Thermostat Or Zone Valves

    INSTALLATION Room thermostat (230V rating) Fig. 6.20 Fig. 6.18 Room thermostat with delay resistor (230V rating) 6.10 Connecting the room thermo- stat or zone valves Use the clamps indicated in Fig. 6.16 to connect the ambient thermostat. Remove the electric jumper present be- tween “1 and 3”...

  • Page 55: External Frost Protection

    INSTALLATION Connecting the zone valves controlled Use the ambient thermostat's clamps indi- by the ambient thermostat cated in Fig. 6.16 and Fig. 6.17 to connect the zone valve. Insert the electric cables of the zone valve's micro switch contacts in Ambient clamps “1 and 3”...

  • Page 56: Installation Of The External Temperature Probe

    INSTALLATION 6.12 Installation of the external Frost thermostat temperature probe (optional) (230V rating) The external probe must be installed on the Room thermostat external wall of the building avoiding: with anticipating resistor • Direct sunlight. (230V rating) • Humid walls or walls subject to the forma- tion of mildew.

  • Page 57: Remote Electric Connection (Optional)

    INSTALLATION 6.14 Remote electric connection (optional) Use the clamps indicated in Fig. 6.27 to connect the remote. To connect the remote control to the boiler, Remote refer also to the REMOTE CONTROL book- let. External Do not remove the electric jumper con- Probe nected on the ambient thermostat termi- nal block between “1 and 3”...
  • Page 58 INSTALLATION Hydraulic system examples Top zone + low temperature zone. External probe Low temperature Hight temperature Fig. 6.28 Top zone + 2 low temperature zones. External probe temperature 1 Hight temperature 2 temperature Fig. 6.29 - 58 -...

  • Page 59: Commissioning

    COMMISSIONING COMMISSIONING Warnings The commissioning of this boiler and sys- tem must only be undertaken by a Gas Safe Registered Engineer in accordance with the requirements of the Gas Safe In- stallation and Use Regulations and be ap- proved by Gas Safe. Ensure that the Benchmark Checklist is satisfactorily completed during the com- missioning process.
  • Page 60 COMMISSIONING This procedure must be repeated twice more. During this operation a C.H. flushing de- tergent must be used in the quantities as specified by the appropriate manufacturer, whose function it is to dissolve any foreign matter which may be in the system. INHIBITION (Primary Heating Circuit) On the final refilling of the heating system it is important to ensure the system water is...

  • Page 61: Condensate Pipe And Traps

    COMMISSIONING Fill the built in condensate trap by The LCD display displays the boiler tempera- removing the flue elbow and pour- ture (primary circuit) and the ing a cupful of water into the flue symbols; the symbol slowly flashes (Fig. outlet (Fig.

  • Page 62: Checking The Inlet Pressure

    Gas supply pressure table (minimum inlet pressure) in the "Technical Data" sec- Lighting the boiler tion (page 26 ADVANCE 25C, page 30 Some products incorporate an anti cycling ADVANCE 30C and page 34 ADVANCE time delay. It is normal when first switching 35C).

  • Page 63: Checking The Ignition Device

    COMMISSIONING The boiler will now go through an ignition se- quence and the burner will light. If after four ignition attempts (about four min- utes) the boiler does not function and a code that alternates between the letter Er and the writing RESET appear on the LCD display, it indicates that the safety lock-out has stopped the boiler.

  • Page 64: Checking The Flue System

    The user is responsible for keeping the docu- Reference figures are given in the "Technical mentation integral and within reach for consul- Data" section, page 26 ADVANCE 25C, tation. page 30 ADVANCE 30C and page 34 ADVANCE 35C (Flue gas figures).

  • Page 65: Advanced Commissioning

    ADVANCED COMMISSIONING ADVANCED COMMISSIONING Enabling functioning of the external temperature probe by the remote control Functioning with the external probe in the boiler must be enabled if the remote control (optional) is used. Act on the programming of the REMOTE control to enable its functioning if the re- mote control (optional) is used.
  • Page 66 ADVANCED COMMISSIONING Sequence for setting the K coefficient C.H. flow temperature °C • Enter in "programming mode" by sequen- K=4 K=3 K=1,5 tially pressing and holding keys 16 - 17 - 18 (Fig. 8.7) for 10 seconds at the same time until the letters Pr that alternate with code 01 are displayed on the LCD display, indicating that "parameter 01", has been...
  • Page 67 ADVANCED COMMISSIONING ficient set. However, if the ambient temperature is not comfortable, the flow temperature of the heating system can be increased or re- duced by ± 15°C by pressing the keys 17 (reduce) and 18 (increase) (Fig. 8.7). C.H. flow temperature °C Fig.

  • Page 68: Setting The Pump Post-Circulation

    ADVANCED COMMISSIONING Press button to display the K REG window (Fig. 8.13). Fig. 8.14 Fig. 8.13 It is possible to change the value using but- tons Press button to exit from mode (Fig. 8.13). Setting the pump post-circula- tion The pump, in heating function, is set for a post-circulation of about one minute at the Fig.
  • Page 69 ADVANCED COMMISSIONING same time until the value of parameter 11 (10=60 seconds) (Fig. 8.17) is displayed on the LCD display . Fig. 8.19 Fig. 8.17 • Press buttons to display • It is possible to modify parameter 11 by the "PM11" program of the pump post- 00=0s to 99=600s using keys 17 or 18 circulation (Fig.

  • Page 70: Selecting The Reignition Frequency

    ADVANCED COMMISSIONING Selecting the reignition fre- display, indicating that "parameter 10" quency (Fig. 8.24) has been activated. When the boiler functions in normal on/off heating mode, the minimum time between two ignitions is set at three minutes (re-igni- tion frequency). This time can be changed by a minimum of zero to a maximum of eight and a half minutes.

  • Page 71: Boiler Adjustment Record

    ADVANCED COMMISSIONING two ignitions when the boiler functions in played corresponding to a re-ignition time of normal on/off heating mode. about 3 minutes. The adjustment field is from 0 to 8 and half • Press button for more than 3 seconds to minutes.
  • Page 72 Pr 26 same time until the value of parameter 01 outlet in D.H.W. pre- (65=ADVANCE 25C or 68=ADVANCE heating mode °C 30C or 66=ADVANCE 35C) is displayed C.H. minimum setpoint Pr 27 on the LCD display (Fig. 8.33).
  • Page 73 ADVANCED COMMISSIONING Fig. 8.33 • Press keys 16 and 17 (Fig. 8.31) at the same time to exit without changing the value (return to the parameters list Fig. 8.32). • Scroll the various parameters using keys 17 or 18 until the letters Pr that alternate with code 02 are displayed on the LCD display, indicating that ”parameter 02”...

  • Page 74: Gas Conversion

    (Fig. 9.2), refer- Warnings ring to the "Technical Data" section (page 26 ADVANCE 25C, page 30 AD- The commissioning of this boiler and VANCE 30C and page 34 ADVANCE system must only be undertaken by a 35C).
  • Page 75 GAS CONVERSION • Press keys 16 and 18 (Fig. 9.3) at the same time until the value of parameter 05 (00=G20) is displayed on the LCD display (Fig. 9.6). Fig. 9.6 Fig. 9.3 • By pressing key 18 three times, it is pos- sible to change the value of parameter 05 from 00=G20 to 05=G31, which is ok for LPG gas.

  • Page 76: Maintenance

    MAINTENANCE MAINTENANCE 10.1 Warnings The procedures detailed in this chapter must be carried out only by a Gas Safe Registered Engineer. Thus you are ad- vised to contact an Authorised Service Agent. For Ireland (IE), the servicing work must be carried out by a competent RGII reg- istered Person.

  • Page 77: Reassembly The External Panels

    MAINTENANCE Fig. 10.3 Fig. 10.4 10.3 Reassembly the external panels 10.4 Emptying the D.H.W. system Side panels • Turn off the D.C.W. .inlet isolating valve 8 Fit the external panels "E" and "G" in the (Fig. 10.5). reverse order to that described on section "Dismantling the external panels"...

  • Page 78: Emptying The C.h. System

    MAINTENANCE 10.5 Emptying the C.H. system 10.6 Cleaning the condensing primary exchanger and the • Close the C.H. isolating valves (5 and 9 burner in Fig. 10.5). • Loosen the central heating drain cock 12 Removing the fan burner unit 40 in Fig. indicated in Fig.
  • Page 79 MAINTENANCE bottom part of the connector (Fig. 10.8). lytical combustion performance check. • Unscrew screws N and remove the fan burner unit 40 (Fig. 10.8) • Extract the burner casing by pulling it out- wards. • The silicon seal on the front wall of the combustion chamber Fig.

  • Page 80: Vessel

    10.8 Cleaning the domestic hot with that following. water exchanger Descaling the domestic hot water exchang- er will be valued by an approved Service Model ADVANCE 25C Engineer, who will carry out any cleaning Nominal heat input 21,0 (A) (E) using specific products.
  • Page 81 MAINTENANCE To clean the inside of the siphon, remove it Model ADVANCE 30C and turn it upside down to remove any dirt. Nominal heat input 25,0 (A) (E) Nominal efficiency 97,4 Combustion efficiency 98,3 Air index Flue gas CO content 9,0 - 9,6 Flue gas O content...

  • Page 82: Water Inhibitor Concentration

    MAINTENANCE 10.14 Water inhibitor concentration Where chemical products are used the level of water treatment should be checked on an annual basis and re treated after full or par- tial drain down. A conductivity meter can be used to check the correct concentration of inhibitor in the heating water.
  • Page 83 MAINTENANCE Fig. 10.20 Fig. 10.22 Flue sweep function at maximum output • Press sequentially keys, 16 - 17 and then in heating mode 18 (Fig. 10.17) and hold in for 10 seconds • Press key 18 to vary the output in chimney to exit the "flue sweep mode"...

  • Page 84: Benchmark Commissioning And Servicing Section

    BENCHMARK COMMISSIONING AND SERVICING SECTION It is a requirement that the boiler is installed and commissioned to the manufacturers instruc- tions and the data fields on the commissioning checklist completed in full. To instigate the boiler guarantee the boiler needs to be registered with the manufacturer within one month of the installation.

  • Page 85: Gas Boiler System Commissioning Checklist

    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. Failuretoinstallandcommissionaccordingtothemanufacturer’sinstructionsandcompletethisBenchmarkCommissioningChecklistwillinvalidatethe warranty.Thisdoesnotaffectthecustomer’sstatutoryrights.

  • Page 86: Service Record

    SERVICE RECORD It is recommended that your heating system is serviced regularly and that the appropriate Service Interval Record is completed. Service Provider BeforecompletingtheappropriateServiceRecordbelow,pleaseensureyouhavecarriedouttheserviceasdescribedinthemanufacturer’sinstructions. Alwaysusethemanufacturer’sspecifiedsparepartwhenreplacingcontrols. SERVICE 01 SERVICE 02 Date: Date: Engineername: Engineername: Companyname: Companyname: TelephoneNo: TelephoneNo: GassaferegisterNo: GassaferegisterNo: Atmax.rate: COppm AND CO ²...
  • Page 88 *1796230910* 17962.3091.0 5217 88A5 Biasi UK Ltd Commercial Road Leamore Enterprise Park WALSALL WS2 7NQ Sales Tel. 01922 714600 Tech. Service Tel. 01922 714636 www.biasi.co.uk...

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