Biasi BASICA COND User Manual And Installation Instructions
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Biasi BASICA COND User Manual And Installation Instructions

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Wall hung, fanflue, roomsealed, high efficiency gas boiler
User manual and
Installation instructions
BASICA COND
Product name
BASICA COND 24C
BASICA COND 28C
BASICA COND 32C
Models
M275V.2024 SM 47-583-49
M275V.2428 SM 47-583-50
M275V.2832 SM 47-583-51
G.C. Appl. No.

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Summary of Contents for Biasi BASICA COND

  • Page 1 Wall hung, fanflue, roomsealed, high efficiency gas boiler User manual and Installation instructions BASICA COND Product name Models G.C. Appl. No. BASICA COND 24C M275V.2024 SM 47-583-49 BASICA COND 28C M275V.2428 SM 47-583-50 BASICA COND 32C M275V.2832 SM 47-583-51...
  • 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 Combustion chamber panels Material: mineral fibres Known hazards - Some people can suffer reddening and itching of the skin. Fibre entry into the eye will cause foreign body irritation, which can cause severe irritation to people wearing contact lenses. Irritation to respiratory tract. Precautions - Dust goggles will protect eyes.
  • Page 6 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

    Main diagram ......22 Selecting the heating temperature set ..65 Technical data BASICA COND 24C Setting the pump post-circulation ... 66 (M275V.2024 SM).

  • Page 8: Appliance Description

    APPLIANCE DESCRIPTION APPLIANCE DESCRIPTION Isolation valves Overview The model and serial number of the boiler is Install a shut-off cock for the shown on the bottom of the boiler. D.H.W. inlet. The figures in this manual only show one of the possible ways of installing cocks, pipes and fit- tings.

  • Page 9: Control Panel

    APPLIANCE DESCRIPTION Control panel Fig. 1.3 12 D.H.W. temperature increase key 13 D.H.W. temperature reduce key 14 LCD display 15 C.H. temperature reduce key 16 C.H. temperature increase key 17 Stand-by/Winter/Summer key 18 Reset key - 9 -...

  • Page 10: Lcd General Features

    APPLIANCE DESCRIPTION LCD general features SIGNAL DISPLAYED BY THE LCD For the boiler technical information refer to FUNCTION the section "TECHNICAL INFORMATION" Safety lockout due to on page 21. failed ignition Lockout due to safety thermostat EEPROM error RESET Pump circulation failure or insufficient system pressure Fan control anomaly...
  • Page 11 APPLIANCE DESCRIPTION FUNCTION FUNCTION Filling function of C.H. Boiler in heating anti- water completed, but freeze phase (the pressure is lower than symbol flashes) the minimum pressure for boiler filling Filling function of C.H. Heating set tempera- water completed, but ture pressure is higher than (all other symbols are...

  • 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 air purger fitted to the boiler. You may also find it necessary to vent air from your radia- tor circuit using your radiator key, however RESET be aware that excessive venting will cause the pressure in the system to drop. Always ensure that the pressure is set at Fig.

  • Page 14: Circuit Temperature

    INSTRUCTIONS FOR USE C.H. / D.H.W. functioning The LCD display shows the stand-by status • Press the key 17 and hold until both and the symbol Fig. 2.10. symbols appear on the display Fig. 2.7. RESET Fig. 2.10 C.H. circuit temperature The output temperature of C.H.

  • Page 15: Temperature

    INSTRUCTIONS FOR USE • from 60 to 80 with an external tempera- Press one of the two keys once to display ture less than -5°C. the "set" value. Press again to access the modification. Your installer can recommend the best suit- ed settings for your heating system.

  • Page 16: Switching Off

    INSTRUCTIONS FOR USE Switching off Press the key 17 (Fig. 2.15) until the mes- sage OFF appears on the LCD display (Fig. 2.16). Close Fig. 2.15 position Fig. 2.17 • If necessary, empty the hydraulic circuits RESET see section "Emptying the D.H.W. sys- tem"...

  • Page 17: Useful Advice

    USEFUL ADVICE USEFUL ADVICE Central Heating RESET For your comfort and added system control, you can install a room thermostat but you should not shut off the radiator in that room or have a TRV fitted on the radiator. Fig. 3.2 If a radiator (or a convector) does not heat up, check that no air is present in it and that Therefore, when the boiler is not lit and...

  • Page 18: External Cleaning

    USEFUL ADVICE • domestic hot water heat exchanger; Each fault is classified accord- ing to the level of priority. If • condensing heat exchanger; • burner; more than one faults are detect- ed at the same time, the most • exhaust fume duct and flue; urgent error code is shown.

  • Page 19: Displaying In Info Mode

    USEFUL ADVICE Water comes out of the pressure relief 3.5) and hold for 5 seconds until the code valve n02 shows on the display (Fig. 3.6). Check if the filling cock is closed tightly (see "Refilling procedure" on page 12). Check on the pressure gauge that the pres- sure in the central heating circuit is not close to 3 bars.

  • Page 20: Flue Probe And Safety Thermal Fuse

    USEFUL ADVICE Central heating water pres- sure (not used) Flow rate PWM pump speed percentage Fan speed (RPM/100) (not used) Last error code Fig. 3.7 Second-to-last error code Calculated heating set point (with climatic curve or configured set) Number of weeks to maintenance Flue probe and safety thermal fuse...

  • Page 21: Technical Information

    TECHNICAL INFORMATION TECHNICAL INFORMATION Overview 40 31 Fig. 4.1 - 21 -...

  • Page 22: Main Diagram

    TECHNICAL INFORMATION Main diagram Fig. 4.2 3 Condensate drain pipe 19 Flue temperature probe NTC and Safety 4 C.H. flow valve thermal fuse 5 D.H.W. outlet pipe 20 Condensing heat exchanger 6 Gas inlet valve 21 NTC heating delivery probe - NTC maxi- 7 C.H.
  • Page 23 TECHNICAL INFORMATION 24 Automatic air purger valve 25 Pump 26 Pump vent plug 27 Gas valve inlet test point 28 Gas valve 29 Gas valve outlet test point 30 D.H.W. temperature probe NTC 31 Primary circuit pressure switch 32 Condensate trap 33 D.H.W.

  • Page 24: Technical Data Basica Cond 24C (M275V.2024 Sm)

    TECHNICAL INFORMATION Technical data BASICA COND 24C (M275V.2024 SM) Heat input Central heating 21,0 Min/Max flow temperature settings* °C 25-85 Nominal net central heating BTU/h 71655 Maximum pressure 25,0 Nominal net domestic hot water BTU/h 85304 Minimum pressure 23,3 Nominal gross...
  • Page 25 TECHNICAL INFORMATION Gas rate maximum - central heating Flue gas figures Natural G20 2,22 Nominal heat input 25,0 (A) (E) Propane G31 kg/h 1,63 content with gas G20 9,1 - 9,7 Gas rate maximum - domestic hot water content with gas G20 Natural G20 2,65 CO content with gas G20...
  • Page 26 TECHNICAL INFORMATION Other specifications Height Width Depth Weight (dry) 29,3 Water volume in the boiler (up to 1 l (kg) bar) (2434) - 26 -...
  • Page 27 TECHNICAL INFORMATION Model(s): BASICA COND 24C M275V.2024 SM 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...

  • Page 28: Technical Data Basica Cond 28C (M275V.2428 Sm)

    TECHNICAL INFORMATION Technical data BASICA COND 28C (M275V.2428 SM) Heat input Central heating 25,0 Min/Max flow temperature settings* °C 25-85 Nominal net central heating BTU/h 85304 Maximum pressure 29,0 Nominal net domestic hot water BTU/h 98952 Minimum pressure 27,8 Nominal gross...
  • Page 29 TECHNICAL INFORMATION Gas rate maximum - central heating Flue gas figures Natural G20 2,65 Nominal heat input 29,0 (A) (E) Propane G31 kg/h 1,94 content with gas G20 9,1 - 9,7 Gas rate maximum - domestic hot water content with gas G20 Natural G20 3,07 CO content with gas G20...
  • Page 30 TECHNICAL INFORMATION Other specifications Height Width Depth Weight (dry) 31,3 Water volume in the boiler (up to 1 l (kg) bar) (2435) - 30 -...
  • Page 31 TECHNICAL INFORMATION Model(s): BASICA COND 28C M275V.2428 SM 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...

  • Page 32: Technical Data Basica Cond 32C (M275V.2832 Sm)

    TECHNICAL INFORMATION Technical data BASICA COND 32C (M275V.2832 SM) Heat input Central heating 27,5 Min/Max flow temperature settings* °C 25-85 Nominal net central heating BTU/h 93834 Maximum pressure 32,0 Nominal net domestic hot water BTU/h 109188 Minimum pressure 30,5 Nominal gross...
  • Page 33 TECHNICAL INFORMATION Gas rate maximum - central heating Flue gas figures Natural G20 2,91 Nominal heat input 32,0 (A) (E) Propane G31 kg/h 2,14 content with gas G20 9,1 - 9,7 Gas rate maximum - domestic hot water content with gas G20 Natural G20 3,39 CO content with gas G20...
  • Page 34 TECHNICAL INFORMATION Other specifications Height Width Depth Weight (dry) 31,3 Water volume in the boiler (up to 1 l (kg) bar) (2436) - 34 -...
  • Page 35 TECHNICAL INFORMATION Model(s): BASICA COND 32C M275V.2832 SM 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...

  • Page 36: Hydraulic Specifications

    The by-pass is calibrated to a differential Model BASICA COND 24C (M275V.2024 pressure of about 0.3-0.4 bar. Pressure (bar) 0,55 Expansion vessel...

  • Page 37: 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 38: 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 39: 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 40: 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 41: 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 42: 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 36 for its techni- Supply pipe (cold water inlet) cal data.

  • Page 43: 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 44: 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 45: 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 - 45 -...

  • Page 46: 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 47: Fitting The Flue System

    INSTALLATION • Connect the pipe 7 (Fig. 6.4) from the CORRECT system for installing the wall flue pressure relief valve to the safety dis- charge pipework. • Fit the condensate drain 3 (Fig. 6.4) in to the drainage pipework. • See also section "Condensate drain" on page 40 in this manual.
  • Page 48 INSTALLATION Exhaust intake split pipes kit Ø 80 mm - Type C (Fig. 6.7) - (Fig. 6.8) This kit allows the flue exhaust to be sepa- rated from the air intake. Split pipes kit Ø 80 mm Minimum length 0.5 m Maximum length (a + b) 40 m N.B: The air intake and the flue outlet...
  • Page 49 INSTALLATION Roof flue exhaust kit (Fig. 6.9) This kit exhausts directly to the roof. Ø 60/100 Ø 80/125 Coaxial pipe Nominal height 0.96 m 0.96 m 90° =--- 0,85 m Maximum height 10 m 12 m ø 60 mm Type C 45°...

  • Page 50: Electric Connection

    INSTALLATION A Plume deflector is available to assist in overcoming boundary nuisance issues. 90° =--- 0,85 m Fig. 6.13 ø 60 mm 45° =--- 0,65 m Electric connection 90° =--- 1 m • Unscrew screws "R" and remove the front panel "S"...

  • Page 51: Connecting The Room Thermostat Or Zone Valves

    INSTALLATION • Unscrew the screw "T" (Fig. 6.14) and turn the control panel "U", as shown in Fig. 6.15. To access the electric power supply, remote and external sensor terminal boards and the control board, proceed as follows: • Unscrew the screw "V" and lift the cover Electric power "W"...

  • Page 52: Installation Of The External Temperature Probe

    INSTALLATION The thermostat must be insulation class • Humid walls or walls subject to the forma- II ( ) or must be correctly connected to tion of mildew. earth. • Installation near to fans, drain outlets or chimneys. Connecting the zone valves controlled •...

  • Page 53: Remote Electric Connection (Optional)

    INSTALLATION 6.13 Remote electric connection Hydraulic system examples (optional) Top zone + low temperature zone. Use the ambient thermostat cable marked with a label indicated in Fig. 6.17 to connect the remote. External probe 6.14 Example of hydraulic systems with hydraulic separator (optional) The hydraulic separator creates a reduced load loss zone that renders the primary cir-...

  • Page 54: 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 55 COMMISSIONING are completed turn on the C.H. system and run it until the temperature has reached the boiler operating temperature. The system must then be immediately flushed through. 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...

  • Page 56: Condensate Pipe And Traps

    COMMISSIONING Condensate pipe and traps The full length of the condensate pipe should be check for leaks. Before running the boiler, ensure that the built in condensate trap and any other trap in the drain system is correctly filled with water. Fill the built in condensate trap by removing the flue elbow and pour- ing a cupful of water into the flue...

  • Page 57: Checking The Inlet Pressure

    Checking the inlet pressure (The limits for the boiler is given in sec- • Remove the boiler front panel, see section tion "Technical data BASICA COND 24C "Dismantling the external panels" on page (M275V.2024 SM)" on pag. 24, "Technical data BASICA COND 28C (M275V.2428 SM)"...
  • Page 58 COMMISSIONING RESET Fig. 7.9 Heating/DHW operation • Press and hold the 17 key until both symbols appear on the display Fig. 7.10. Fig. 7.12 The LCD display shows the stand-by status and the symbols Fig. 7.13. RESET Fig. 7.13 Fig. 7.10 •...

  • Page 59: Checking The Ignition Device

    Reference figures are given in section "Tech- be necessary to repeat the resetting operation nical data BASICA COND 24C (M275V.2024 several times so as to remove the air present SM)" on pag. 24, "Technical data BASICA in the pipework.
  • Page 60 COMMISSIONING C.H. and D.H.W. modes. Take the User step by step through the lighting instructions. Show the User how to switch off the appliance quickly and indicate the position of the electric supply isolator. Explain the proper use and adjustment of all system controls;...

  • Page 61: Advanced Commissioning

    ADVANCED COMMISSIONING ADVANCED COMMISSIONING next segment. • Press the 16 button to set "1 9 -", then Access parameters for installer press 12 to confirm the 9 and go to the next segment. Enter “programming mode” by holding down • Press the 16 button to set "1 9 8", then buttons 17 and 18 (Fig.

  • Page 62: Setting The K Coefficient Of The External Temperature Probe

    ADVANCED COMMISSIONING • Press 12 or 13 (Fig. 8.1) to confirm the Delivery temperature °C (25-85°C) value entered and return to the list of pa- rameters (Fig. 8.4). • Press the 17 button (Fig. 8.1) to exit “pro- gramming mode”. Setting the K coefficient of the external temperature probe The boiler is set with a K coefficient equal to...
  • Page 63 ADVANCED COMMISSIONING Sequence for setting the K coefficient • Enter “programming mode” by pressing the 17 and 18 keys simultaneously for 5 RESET seconds (Fig. 8.9). The code P00 appears on the display, indicating entry into “pa- rameter P00” (Fig. 8.10). Fig.

  • Page 64: Selecting The Maximum Heating Temperature Setpoint With Climatic Curve Set

    ADVANCED COMMISSIONING At this point the system delivery tempera- Delivery ture will follow the trend in relation to the set temperature °C K coefficient. (25-55°C) If the room temperature is not comfortable, + 5 °C you can increase or decrease the heating system delivery temperature by ±...

  • Page 65: Selecting The Heating Temperature Set

    ADVANCED COMMISSIONING Selecting the heating tempera- heating system needs, once the climatic ture set curve has been set, the maximum tempera- ture can be lowered. Depending on the type of high or low tem- perature heating system, the temperature • Enter “programming mode” by following setting range can be set.

  • Page 66: Setting The Pump Post-Circulation

    ADVANCED COMMISSIONING • Press 12 or 13 (Fig. 8.19) to confirm the ward), until the LCD display shows the code P03, indicating entry into “parameter value entered and return to the list of pa- rameters (Fig. 8.20). P03” (Fig. 8.23). •...

  • Page 67: Factory Reset

    ADVANCED COMMISSIONING the 17 and 18 keys simultaneously for 5 seconds (Fig. 8.25) until the code P00 ap- pears on the display, indicating entry into RESET “parameter P00” (Fig. 8.26). Fig. 8.28 • It is possible to modify the value of param- eter 05 from 0 to 255 minutes by pressing the 15 or 16 keys.

  • Page 68: Settings For Changing The Control Board

    ADVANCED COMMISSIONING RESET RESET Fig. 8.30 Fig. 8.32 • By using buttons 15 or 16 (Fig. 8.29) it is • Scroll through the various parameters us- possible to modify the value of parameter ing 12 or 13 until the LCD display shows A49: the message Cod, indicating entry into 39 = factory reset...
  • Page 69 ADVANCED COMMISSIONING possible to modify the value of parameter P10 (Fig. 8.35): 03 = M275V.2024 SM RESET 04 = M275V.2428 SM 05 = M275V.2832 SM Fig. 8.37 RESET • Press 12 and hold until the LCD display shows the code P09, indicating entry into “parameter P09”...
  • Page 70 ADVANCED COMMISSIONING • Press 12 or 13 (Fig. 8.31) to confirm the value entered and return to the list of pa- rameters (Fig. 8.42). RESET • Press button 12 and hold until the LCD display shows the code A12, indicating entry into “parameter A12"...
  • Page 71 ADVANCED COMMISSIONING RESET Fig. 8.46 • Press 12 (Fig. 8.31) to confirm the value entered and return to the list of param- eters (Fig. 8.45). • Press button 12 and hold until the LCD display shows the code A38, indicating entry into “parameter A38"...

  • Page 72: Gas Conversion

    "Technical data BASICA COND 24C (M275V.2024 SM)" on pag. The commissioning of this boiler and 24, "Technical data BASICA COND 28C system must only be undertaken by a (M275V.2428 SM)" on pag. 28 and "Tech- Gas Safe Registered Engineer, quali- nical data BASICA COND 32C (M275V.2832...
  • Page 73 GAS CONVERSION instructions given in the Service manual, section Gas valve - Adjustment. • Reposition the control panel and reas- semble the front panel of the body. • Apply the label indicating the type of gas and the pressure value for which the unit is set.

  • Page 74: 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 75: Dismantling The External Panels

    MAINTENANCE possible to modify the value of parameter A51: 00 = maintenance period not activated 01 = maintenance period activated • Press 12 or 13 (Fig. 10.1) to confirm the value entered and return to the list of pa- rameters (Fig. 10.3). •...

  • Page 76: Reassembly The External Panels

    MAINTENANCE 10.4 Reassembly the external panels Side panels CLOSED Fit the external panels "F" and "H" in the reverse order to that described on section "Dismantling the external panels" on page Main circuit drain valve Front panel • Fit the front panel "E" in the reverse order OPEN to that described on section "Dismantling the external panels"...
  • Page 77 MAINTENANCE Fig. 10.11 • Unscrew screws "M" and remove the fan burner unit 39 (Fig. 10.10). • Extract the burner casing by pulling it out- wards. • The silicon seal on the front wall of the combustion chamber Fig. 10.12 must be replaced if worn.

  • Page 78: Check The Pressure Of The Heating Expansion

    MAINTENANCE Electrodes disclaimer. More specific maintenance will be valuated Note to service engineers: It is and carried out by a competent Gas Safe required that the burner seal, Registered Engineer. lip seal and mixing chamber Attention, to reassemble repeat seal along with the flame de- the operations carried out in re- tection electrode are inspected verse order.

  • Page 79: Checking The Condensate Drain Pipe

    MAINTENANCE sis check and adjustment if necessary as Model BASICA COND 28C - M275V.2428 SM described in the section "Gas valve - Ad- justment - Chimney Sweep Mode" of the Nominal heat input 25,0 (A) (E) Service manual. Nominal efficiency...

  • Page 80: Visual Inspection Of Appliance

    MAINTENANCE To clean the inside of the siphon, remove it of water treatment should be checked on an and turn it upside down to remove any dirt. 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 81 MAINTENANCE ward), until the LCD display shows the the value entered and activate the func- code P06, indicating entry into “parameter tion (Fig. 10.24). P06” (Fig. 10.21). RESET RESET Fig. 10.24 Fig. 10.21 Flue sweep function at maximum output • Press the 16 key to show the value of in heating mode parameter P06 on the LCD display (Fig.

  • Page 82: Benchmark Commissioning

    Benchmark Commissioning & Warranty Validation Service Record It is a requirement that the boiler is installed and commissioned to the manufacturers’ instructions and the data fields on the commissioning checklist completed in full. To instigate the boiler warranty the boiler needs to be registered with the manufacturer within one month of the installation.

  • Page 83: Gas Boiler System Commissioning Checklist & Warranty Validation Record

    GAS BOILER SYSTEM COMMISSIONING CHECKLIST & WARRANTY VALIDATION RECORD Address: Boiler make and model: Boiler serial number: Commissioned by (PRINT NAME): Gas Safe registration number: Company name: Telephone number: Company email: Company address: Commissioning date: Heating and hot water system complies with the appropriate Building Regulations? Optional: Building Regulations Notification Number (if applicable): Time, temperature control and boiler interlock provided for central heating and hot water Boiler Plus requirements (tick the appropriate box(s))

  • Page 84: Service & Interim Boiler Work Record

    SERVICE & INTERIM BOILER WORK RECORD It is recommended that your boiler and heating system are regularly serviced and maintained, in line with manufacturers’ instructions, and that the appropriate service / interim work record is completed. Service provider When completing a service record (as below), please ensure you have carried out the service as described in the manufacturers’ instructions. Always use the manufacturers’...
  • Page 85 SERVICE & INTERIM BOILER WORK RECORD It is recommended that your boiler and heating system are regularly serviced and maintained, in line with manufacturers’ instructions, and that the appropriate service / interim work record is completed. Service provider When completing a service record (as below), please ensure you have carried out the service as described in the manufacturers’ instructions. Always use the manufacturers specified spare parts.
  • Page 86 NOTES - 86 -...
  • Page 88 *1796234840* 17962.3484.0 1622 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...

This manual is also suitable for:

Basica cond 24cBasica cond 28cBasica cond 32cM275v.2024 smM275v.2428 smM275v.2832 sm

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