Related Manuals for Biasi GARDA PLUS HE M110B.24SM/E
Summary of Contents for Biasi GARDA PLUS HE M110B.24SM/E
- Page 1 Wall hung, fanflue, roomsealed, high efficiency gas boiler User manual and Installation instructions GARDA PLUS HE Models G.C. Appl. No. M110B.24SM/E 47---583---13 M110B.32SM/E 47---583---14...
- 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; must be carefully kept. It may be necessary for reference in the future. The lighting up must be carried out by competent and responsible engineer. The manufacturer •...
- Page 4 On completion of the work, have a professionally qualified person check their 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 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.
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Page 7: Table Of Contents
TABLE OF CONTENTS 1 APPLIANCE DESCRIPTION ... . . 8 Overall dimensions ..... . 37 Joints . -
Page 8: Appliance Description
APPLIANCE DESCRIPTION APPLIANCE DESCRIPTION 8 Function selector and c.h. temp. control knob Overview 9 D.h.w. temperature control knob 10 Appliance operation lights The model and serial number of the boiler are printed on bottom right side. Isolation valves Provide for the installation of a stop valve on the D.c.w. -
Page 9: Technical Data
APPLIANCE DESCRIPTION Technical data For detailed technical data see sections "Technical Data" on page 26 or page 28. Faulty c.h. temperature probe NTC Faulty d.h.w temperature Operation lights probe NTC Three lights (10 in Fig. 1.3) give detailed in- dication regarding the operation of the boiler. Faulty primary circuit (no water or absence of flow) The following table gives the relationship... -
Page 10: Instructions For Use
Warnings when the temperature is below 5 °C. Biasi Uk Ltd support the Benchmark Therefore, when the boiler is not lit or used initiative. The Benchmark Checklist is in cold weather, with consequent risk of... -
Page 11: Ignition
INSTRUCTIONS FOR USE • Close the valves and remove the filling loop. flash every 2 seconds (operating boiler). If you experience any difficulty with the 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 12: Temperature
INSTRUCTIONS FOR USE ture of the c.h. flow is automatically adjusted with reference to the external temperature. Minimum In this case the boiler must be properly set by the Installer (section "External tempera- ture probe setting (optional)" to page 49) and the c.h. -
Page 13: Extinguishing
INSTRUCTIONS FOR USE Extinguishing tween the limits of maximum and minimum output. To turn the boiler off set the function selec- Where the demand is at a low level or with tor 8 to the position shown in Fig. 2.11. the temperature set to the minimum, it is The appliance operation light 10 will flash normal to see a cycle of lighting and extin-... - Page 14 INSTRUCTIONS FOR USE 8) which controls the c.h. operation. Current time 16.30, day Thursday. Fig. 2.14 Setting the switching time and day (or days) 20 memory locations are available, corre- sponding to 10 on-off sequences. Fig. 2.13 Set the mode selector switch A to the C1 Display and control panel: position.
- Page 15 INSTRUCTIONS FOR USE tion of the active day or group of days. Press the button (or the buttons) G corre- sponding to the day (or days) for which it is intended to apply the modification. The cor- responding day display stops flashing and Fig.
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Page 16: Built In Time Switch B
INSTRUCTIONS FOR USE The time delay can be set within the follow- ing ranges: 1 to 23 hours with steps of 1 hour 1 to 27 days with steps of 1 day The time delay setting is activated by mov- ing the switch A to the AUTO position. - Page 17 INSTRUCTIONS FOR USE Current time 16.30, day Thursday. Activating the timed settings The current time and day appears in the display. The ON-OFF display J indicates the current state of operation (according to the settings). Fig. 2.21 Setting the switching time and day (or days) 28 memory locations are available, corre- Fig.
- Page 18 INSTRUCTIONS FOR USE responding day display stops flashing and 1 to 27 days with steps of 1 day. a new switching time can be set or deleted. The time setting can be modified now by Press the button A until the display shows the symbol AUTO.
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Page 19: Useful Advice
USEFUL ADVICE USEFUL ADVICE the obstruction by pouring hot water over the exposed pipe an cleaning any blockage Central Heating from the end of the pipe. If this fails to remedy the problem the assist- For reasonably economical service install a room thermostat. -
Page 20: Operational Faults
USEFUL ADVICE stances (for example petrol, alcohols, naph- If noises due to air bubbles are heard tha, etc.). during operation... You should check that the pressure on the temperature and pressure gauge (Fig. 2.2 Operational faults on page 10) is not below the correct setting. If the lock-out signal lamp comes on If required, top up the system correctly, as This indicates that the safety lock-out 6 (Fig. - Page 21 USEFUL ADVICE If water should occasionally leak from the boiler... Shut off the valves positioned under the boiler (Fig. 2.12 on page 13) and call an Au- thorised Service Centre Engineer. In this case or in case of prob- lems other than those men- tioned here, switch off the boil- er, as described in section "Extinguishing"...
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Page 22: Technical Information
TECHNICAL INFORMATION TECHNICAL INFORMATION Overview Fig. 4.1 - 22 -... -
Page 23: Main Diagram
TECHNICAL INFORMATION Main diagram Fig. 4.2 11 C.h. return valve 18 C.h. temperature probe NTC 12 D.c.w. inlet valve 19 Condensing heat exchanger 13 Gas inlet valve 20 Safety thermostat 21 Flame-detecting electrode 14 D.h.w. outlet pipe 15 Condensate drain pipe 22 Transformer 16 C.h. - Page 24 TECHNICAL INFORMATION 25 Automatic air purger valve 26 Main circuit drain valve 27 Pump 28 Pump vent plug 29 Gas valve 30 D.h.w. temperature probe NTC 31 Primary circuit flow switch 32 Condensate trap 33 D.h.w. heat exchanger 34 Three-way diverter valve 35 Fan 36 Spark generator 37 Ignition electrode...
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Page 25: Hydraulic Specifications
TECHNICAL INFORMATION Hydraulic specifications Expansion vessel The hydraulic specifications in Fig. 4.3 and Note: this boiler is designed for opera- Fig. 4.4 represent the pressure (available tion only in a sealed central heating sys- tem. head for the central heating system) as a function of the flow rate. -
Page 26: Technical Data Mod. M110B.24Sm
TECHNICAL INFORMATION Technical data mod. M110B.24SM/... Heat input Domestic hot water 25,7 Maximum temperature °C BTU/h 87 685 Minimum temperature °C Nominal 28,5 gross 1000 BTU/h 97 238 Maximum pressure BTU/h 20 471 Minimum Minimum pressure gross BTU/h 22 859 Flow rate minimum l/min... - Page 27 TECHNICAL INFORMATION Electrical Data Other specifications Voltage Height Frequency Width Power consumption Depth Protection degree IPX4D Weight (dry) 44,5 External fuse rating Water volume in the boiler l (kg) (up to 1 bar) N°2- 3,15 AF Internal fuse rating N°1-0,4 T Referred to the net calorific value at 15 °C and 1013,25 mbar: G20 = 34,02 MJ/m...
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Page 28: Technical Data Mod. M110B.32Sm
TECHNICAL INFORMATION Technical data mod. M110B.32SM/... Heat input Domestic hot water 34,0 Maximum temperature °C BTU/h 116 003 Minimum temperature °C Nominal 37,7 gross 1 000 BTU/h 128 627 Maximum pressure BTU/h 29 001 Minimum Minimum pressure gross BTU/h 32 071 Flow rate minimum l/min... - Page 29 TECHNICAL INFORMATION Electrical Data Other specifications Voltage Height Frequency Width Power consumption Depth Protection degree IPX4D Weight (dry) External fuse rating Water volume in the boiler l (kg) (up to 1 bar) N°2- 3,15 AF Internal fuse rating N°1-0,4 T Referred to the net calorific value at 15 °C and 1013,25 mbar: G20 = 34,02 MJ/m...
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Page 30: General Requirements
GENERAL REQUIREMENTS GENERAL REQUIREMENTS This appliance must be installed by a com- petent person in accordance with the Gas Safety (installation & Use) Regulations. Related documents Benchmark places responsibilities on both The installation of this appliance must be in manufacturers and installers. The purpose accordance with the relevant requirements is to ensure that customers are provided of the current Gas Safety (Installation &... -
Page 31: Flue System
GENERAL REQUIREMENTS electrical switch or appliance control, uti- lising mains electricity should be so situ- ated that it cannot be touched by a person using the bath or shower. The location must permit the provision of an adequate flue and termination. For unusual locations special procedures may be necessary and BS 6798 gives detailed guidance on this aspect. -
Page 32: Gas Supply
GENERAL REQUIREMENTS of the balcony tions for installation" to page 36) and under ** Consideration should be given to adding no circumstances must stored articles be al- protection against condensate to the adja- lowed to come into contact with the boiler or cent structure flue pipe. -
Page 33: Water Circulation (C.h.)
GENERAL REQUIREMENTS Water circulation (c.h.) Connection of condensate drainage pipe to in- Detailed recommendations are given in BS ternal soil and vent stack. 6798 and BS 5449; the following notes are given for general guidance. Condensate For Ireland (IE), refer to I.S.813.2002. drain Pipework Copper tubing to BSEN 1057 is recommended... -
Page 34: Domestic Water
GENERAL REQUIREMENTS Air release points provided and it must comply with local water These must be fitted at all high points where authority regulations. air will natural collect and must be sited to fa- The correct method is shown in Fig. 5.4. cilitate complete filling of the system. -
Page 35: Electrical Supply
GENERAL REQUIREMENTS Details on flushing procedure are given in the section "Initial filling of the system" to page 45 of this manual. D.h.w. circuit (scale protection) In areas where the water is ’hard’ (i.e. more than 200 ppm total hardness as defined by BS 7593: 1993 Table 2) it is recommended that a proprietary scale-reducing device is fitted into the boiler cold supply, within the requirements... -
Page 36: Installation
INSTALLATION INSTALLATION Precautions for installation For the installation proceed as Warnings follows: The use of gas appliances is subject to statutory control; it is • The boiler must be fixed to a strong wall. essential to observe the current • The dimensions for the exhaust fume duct regulations and laws in force (detailed in section "Choice of flue"... -
Page 37: Installing The Bracket
INSTALLATION Overall dimensions • Before installing the boiler on an existing c.h. system, flush it out thoroughly be fore The boiler respects the following dimensions: fitting the boiler, so as to remove muddy ø80 deposits. ø80 ø80 It is advisable to equip the system with a ø100 sediment filter, or use a water-treatment product in the circulating water. -
Page 38: Joints
INSTALLATION Joints charge pipework. • Fit the condensate drain 15 (Fig. 6.4) in Pipe sizes the air brake connected to the drainage Functions (o.d) pipework. See also section "Condensate Gas, c.h. return, c.h. flow ø 22 drain" to page 32. D.c.w. - Page 39 INSTALLATION Standard horizontal flue kit (Fig. 6.5 A) flanged elbow reduces the overall accept- able length of the flue system as follows: Type C13 ø 60/100 For the elbow of 45° loss 0,5 m Min = 0,3 m Max =10 m For the elbow of 90°...
- Page 40 INSTALLATION Type C53 Type C33 90° =--- 1 m 45° =--- 0,5 m Flue outlet pipe max = 10 m “a” 90° =--- 1,65m ø 125 Air intake pipe “b” 45° =--- 0,9m Fig. 6.8 Pluming kit (Fig. 6.9) Type C43 Co-axial ø...
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Page 41: Gassaver™ (Optional)
INSTALLATION Extensions and elbows can be added to ex- GasSaver™ is installed on the outlet of the tend the kit’s length. boiler flue exhaust. Maximum equivalent length “a+b” (Fig. 6.9) The heat recuperated from the GasSaver™ of 15 metres can be achieved utilising ex- is transferred to the cold water for domestic tensions. -
Page 42: Electrical Connections
INSTALLATION 6.10 Electrical connections Connection to the electricity supply • Remove the front panel of the case (see the section "Dismantling the external pan- els" to page 55). • Remove the screws S and T (Fig. 6.12). • Loosen the screws U. Fig. - Page 43 INSTALLATION Room thermostat with delay resistor (230V rating) Power supply terminal block Fig. 6.15 • Connect the room thermostat between ter- minals 1 and 3 as shown in Fig. 6.16 or External controls Fig. 6.17. terminal block Fig. 6.17 Do not connect live wires to ter- minals to which the room ther- •...
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Page 44: External Frost Protection
INSTALLATION 6.11 External frost protection • Connect the frost thermostat between ter- minals 1 and 2 as shown in Fig. 6.19 or Fig. 6.20. Do not connect live wires to terminals to which the room thermostat must be connected. Frost Thermostat Room thermostat (230V rating) (230V rating) -
Page 45: Commissioning
COMMISSIONING COMMISSIONING the appliance for leaks. Warnings The commissioning of this boiler and system must only be undertaken by a professionally qualified person in ac- cordance with the requirements of the Gas Safe Installation and Use Regula- tions and be approved by Gas Safe. Ensure that the Benchmark Checklist is Open position satisfactorily completed during the com-... -
Page 46: Condensate Pipe And Traps
COMMISSIONING • Replace the pump plug. • Continue filling the system. The actual reading should ideally be 1,3 bar and not less than 0,3 bar. • Close all air release valves on the c.h. system. • Inspect the boiler and the system for wa- ter soundness and remedy any leaks dis- covered. -
Page 47: Lighting The Boiler
COMMISSIONING Before to run the boiler, ensure that the re ignite and operate perfectly normally. The built in condensate trap and any other ignition delay cycle does not prevent normal trap in the drain system is correctly filled operation of the boiler to provide d.h.w. with water. -
Page 48: Checking The Gas Supply Pressure
COMMISSIONING Checking the gas supply • Loosen the internal screw on the Inlet pressure Pressure Test Point 42 (Fig. 7.7) on the This boiler has been factory tested to Outlet Pressure Test Point of the Gas the highest quality control standards Valve and connect a pressure gauge us- and set for the minimum and maximum ing a suitable hose. -
Page 49: Maximum Output In C.h. Mode
COMMISSIONING • Switch off the boiler close the gas inlet C.h. flow temperature °C valve and close the water tap. K=1,5 • Disconnect the pressure gauge and close the Inlet Pressure Test Point 42 (Fig. 7.7). Important: after the checks all of the test points must be sealed. -
Page 50: Checking The Ignition Device
COMMISSIONING Fig. 7.11 (coefficient K setting). If not, press the reset button repeatedly to obtain it. Where: Lamp OFF Lamp ON Fig. 7.11 Fig. 7.13 • To change the setting turn the knob 9 on a position corresponding to the desired However, the setting point of the c.h. -
Page 51: Checking The Flue System
COMMISSIONING 7.12 Checking the flue system Explain how to turn off the appliance for The flue system should be visually checked both short and long periods and advise on for soundness. Check all clamps, gaskets the precautions necessary to prevent dam- age should the appliance be inoperative and fixing are secure and tight. -
Page 52: Gas Conversion
GAS CONVERSION GAS CONVERSION C (Fig. 8.3). Warnings The commissioning of this boiler and system must only be undertaken by a professionally qualified person in ac- cordance with the requirements of the Gas Safe Installation and Use Regula- tions and be approved by Gas Safe. Components used to adapt it to the type of gas available must be genuine parts only. - Page 53 GAS CONVERSION Restrictors Fig. 8.6 • Keep pressed the reset button 7 for about 10 seconds until the lock-out signal lamp 6 blinks. • Connect the C.h. temperature probe NTC 18 in Fig. 8.6. Fig. 8.4 • Press the reset button 7 repeatedly (4 •...
- Page 54 GAS CONVERSION Gas supply Position of knob 9 Natural gas G20 L.P.G. G31 Fig. 8.9 • To change the setting turn the knob 9 on a position corresponding to the gas used as shown in Fig. 8.8. By turning the knob 9, the lock-out signal lamp 6 blinks quickly Open position (2 per seconds) indicating that the setting...
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Page 55: Maintenance
MAINTENANCE MAINTENANCE Side panels • Loosen the screws C. Bring the bottom Warnings of the panels away from the boiler and The procedures detailed in this chapter lift them, freeing them from the top hooks must be carried out only by a profes- (Fig. -
Page 56: Combustion Analysis Check
MAINTENANCE • Open the central heating drain cock (26 in Fig. 9.4). Fig. 9.4 • A small quantity of water will remain in the d.h.w. heat exchanger after draining. If the boiler is being drained to prevent freez- ing, the d.h.w. heat exchanger must be removed and inverted to drain fully or an antifreeze solution added. -
Page 57: Checking The Pressurisation In The Expansion
MAINTENANCE After any disturbance to the chamber door seal the appliance must undergo a full ana- lytical combustion performance check. Reassemble the parts carrying out the re- moval operations in reverse order. Checking the pressurisation in the expansion vessel Empty the central heating system as de- scribed in section "Emptying the c.h. -
Page 58: Visual Inspection Of Appliance
MAINTENANCE Verify the cleaness and correct filling of the condensate traps. 9.11 Visual inspection of appliance Visually inspect all water joints, seals and connections for any evidence of leakage and retighten, grease or replace them as necessary. 9.12 Gas pressures and soundness Check appliance for gas soundness. -
Page 59: Gas Boiler System Commissioning Checklist
Failure to install and commission according to the manufacturer’s instructions and complete this Benchmark Commissioning Checklist will invalidate the warranty. This does not affect the customer’s statutory rights. If yes, and if required by the manufacturer, has a water scale reducer been fitted? Condensing Boilers only The condensate drain has been installed in accordance with the manufacturer’s instructions and/or BS5546/BS6798 If the condensate pipe terminates externally has the pipe diameter been increased and weatherproof insulation fitted? -
Page 60: 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 Before completing the appropriate Service Record below, please ensure you have carried out the service as described in the manufacturer’s instructions. - Page 61 NOTES - 61 -...
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- Page 64 *1796214541* 17962.1454.1 0412 64A5 Biasi Uk Ltd Commercial Road Leamore Enterprise Park WALSALL WS2 7NQ Sales Tel. 01922 714600 Tech. Service Tel. 01922 714636 www.biasi.co.uk...