Table of Contents
Related Manuals for Biasi RIVA PLUS HE 24S ERP
Summary of Contents for Biasi RIVA PLUS HE 24S ERP
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Page 1: Installation Instructions
Wall hung, fanflue, roomsealed, high efficiency gas boiler User manual and Installation instructions Riva Plus HE ERP Models G.C. Appl. No. RIVA PLUS HE 24S ERP 41-583-31 SYSTEM BOILER RIVA PLUS HE 28S ERP 41-583-32 SYSTEM 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.
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Page 3: Using The Boiler
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 fu- ture. The lighting up must be carried out by competent and responsible engineer. The manufacturer •... - Page 4 Safe handling of substances Biasi products are manufactured in accordance with ISO 9001 and do not, and will not, contain any hazardous materials or substances such as asbestos, mercury or C.F.C.’s. The appliance packaging does not contain any substances, which may be considered a hazard to health.
- Page 5 Where possible transport the boiler using a sack truck or other suitable trolly. Always grip the boiler firmly, and before lifting feel where the weight is concentrated to estab- lish the centre of gravity, repositioning yourself as necessary. Combustion chamber panels Material: mineral fibres Known hazards - Some people can suffer reddening and itching of the skin.
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Page 6: Installing The Boiler
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
Warnings......48 Technical data mod. Riva Plus HE 24S ERP . . 18 Procedures . -
Page 8: Appliance Description
APPLIANCE DESCRIPTION APPLIANCE DESCRIPTION The service knob 8 is useless for the normal operation of the boiler. Overview Isolation valves Fig. 1.1 1 Case front panel Fig. 1.2 2 Control panel 10 Condensate drain pipe 3 Control panel cover 11 C.h. return valve 12 Gas inlet valve 13 C.h. -
Page 9: Operation Lights
APPLIANCE DESCRIPTION Operation lights Three lights (9 in Fig. 1.3) give detailed indi- cation regarding the operation of the boiler. The following table gives the relationship Other faults between each of the possible light combina- tions and their meaning. Lack of power supply or faulty electr. -
Page 10: Instructions For Use
INSTRUCTIONS FOR USE your Installer or an Approved Engineer. Warnings This appliance is provided with a built in Biasi UK Ltd support the Benchmark anti-freeze system that operates the boiler initiative. The Benchmark Checklist is when the temperature is below 5 °C. -
Page 11: Ignition
INSTRUCTIONS FOR USE • Close the valves and remove the filling loop. (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: Extinguishing
INSTRUCTIONS FOR USE contact your installer or Service Agent. Adjustment of the boiler temperature alters the gas flow at the burner according to the thermal demand in the system. So it is usual to see the burner lit at the minimum level for more or less long periods. -
Page 13: Useful Advice
USEFUL ADVICE USEFUL ADVICE tance of a Gas Safe registered installer or in IE a competent person should be sought. Central Heating For reasonably economical service install a Periodic maintenance room thermostat. Never shut off the radia- For efficient and continuous operation of tor in the area where the room thermostat the boiler, it is advisable to arrange mainte- is installed. - Page 14 USEFUL ADVICE To re-start the boiler, it is necessary to press an adequate level as described in the sec- the boiler reset button 6 (Fig. 3.2). tion "Refilling procedure" to page 10. If top- ping up with water has to be done very fre- quently, have the system checked for leaks.
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Page 15: Technical Information
TECHNICAL INFORMATION TECHNICAL INFORMATION Overview 14 15 Fig. 4.1 - 15 -... -
Page 16: Main Diagram
TECHNICAL INFORMATION Main diagram Fig. 4.2 10 Condensate drain pipe 17 Flue temperature probe NTC 11 C.h. return valve 18 Condensing heat exchanger 12 Gas inlet valve 19 Safety thermostat 13 C.h. flow valve 20 C.h. temperature probe NTC 21 Condensate trap 14 Fan 15 Air pressure sensor test points 22 Main circuit drain valve... - Page 17 TECHNICAL INFORMATION 24 Pump 25 C.h. pressure relief valve 26 Modulation gas valve 27 Primary circuit pressure switch 28 Combustion chamber over heat 29 Flame-detecting electrode 30 Burner 31 Ignition electrodes 32 Combustion chamber 33 Primary heat exchanger 34 Modulation operator 35 Gas valve outlet pressure test point 36 Gas valve inlet pressure test point 37 C.h.
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Page 18: Technical Data Mod. Riva Plus He 24S Erp
TECHNICAL INFORMATION Technical data mod. Riva Plus HE 24S ERP Heat input Gas supply pressures 25,0 mbar Nominal net (ch - dhw) BTU/h 85304 2000 27,8 Natural G20 1700 Nominal gross (ch - dhw) BTU/h 94687 2500 2900 Minimun net ch - dhw BTU/h 25591 Butane G30... - Page 19 TECHNICAL INFORMATION Gas rate maximum - ch dhw Flue gas figures Natural G20 2,65 Nominal heat input 25,0 (A) (E) Butane G30 kg/h 1,97 content with gas G20 Propane G31 kg/h 1,94 content with gas G20 Gas rate minimum - ch dhw CO content with gas G20 52,0 Natural G20...
- Page 20 TECHNICAL INFORMATION Model(s): Riva Plus HE 24S ERP 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...
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Page 21: Technical Data Mod. Riva Plus He 28S Erp
TECHNICAL INFORMATION Technical data mod. Riva Plus HE 28S ERP Heat input Gas supply pressures 29,0 mbar Nominal net (ch - dhw) BTU/h 98952 2000 32,2 Natural G20 1700 Nominal gross (ch - dhw) BTU/h 109837 2500 2900 Minimun net ch - dhw BTU/h 29686 Butane G30... - Page 22 TECHNICAL INFORMATION Gas rate maximum - ch dhw Flue gas figures Natural G20 3,07 Nominal heat input 29,0 (A) (E) Butane G30 kg/h 2,29 content with gas G20 Propane G31 kg/h 2,25 content with gas G20 Gas rate minimum - ch dhw CO content with gas G20 53,0 Natural G20...
- Page 23 TECHNICAL INFORMATION Model(s): Riva Plus HE 28S ERP 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...
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Page 24: Hydraulic Specifications
TECHNICAL INFORMATION Hydraulic specifications additional 1 m. The hydraulic specifications in Fig. 4.3 rep- Capacity resent the pressure (available head for the central heating system) as a function of the Pre-load pressure flow rate. The load loss due to the boiler has already Maximum volume of water in the been subtracted. -
Page 25: General Requirements
GENERAL REQUIREMENTS GENERAL REQUIREMENTS dicate compliance to I.S.813.2002. This appliance must be installed by a competent person in accordance with the Gas Safety (installation & Use) Regu- lations. Benchmark places responsibilities on Related documents both manufacturers and installers. The purpose is to ensure that customers are The installation of this appliance must be in provided with the correct equipment for accordance with the relevant requirements... -
Page 26: Flue System
GENERAL REQUIREMENTS Where a room-sealed appliance is in- openings are specified in Fig. 5.1. stalled in a room containing a bath or shower, any electrical switch or appli- ance control, utilising mains electricity should be so situated that it cannot be touched by a person using the bath or shower. -
Page 27: Gas Supply
GENERAL REQUIREMENTS P From wall face Ventilation Q From, above or to side of an If installed in a cupboard or compartment, it opening is not necessary to provide additional ven- * Wherever practicable to do so, the flue tilation for cooling for this particular prod- should be extended beyond the perim- uct. -
Page 28: Water Circulation (C.h.)
GENERAL REQUIREMENTS notes are given for general guidance. Connection of condensate drainage pipe to internal soil and vent stack. For Ireland (IE), refer to I.S.813.2002. Pipework Condensate The return temperature must not be lower of drain 40 °C. Copper tubing to BSEN 1057 is rec- ommended for water pipes. -
Page 29: Water Treatment
GENERAL REQUIREMENTS Air release points premature scaling of the heat exchanger. These must be fitted at all high points where air will natural collect and must be sited to Water treatment facilitate complete filling of the system. C.h. circuit Expansion vessel Where a new boiler is fitted to a new system The appliance has an integral sealed expan- with either plastic or copper pipes, it is im-... - Page 30 GENERAL REQUIREMENTS supply must be readily accessible and adja- cent to the appliance, except where the ap- pliance is installed in a bathroom, this must then be sited outside the bathroom. - 30 - - 30 -...
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Page 31: Installation
INSTALLATION INSTALLATION Precautions for installation The following prescriptions must Warnings be respected for installation: 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 •... -
Page 32: Installing The Bracket
INSTALLATION • Before installing the boiler on an existing G C.h. return c.h. system, flush it out thoroughly before H Condensate drain connection area fitting the boiler, so as to remove muddy 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 33: Fitting The Flue System
INSTALLATION • Fix the c.h. valves A and gas cock B (¾”) pipe must have an horizontal sloping not to the boiler using the ¾” gaskets (Fig. 6.3) less than 1.5 deg. (25 mm per metre) to- • Fix the ø 22 mm pipes C (c.h. circuit) to the wards the boiler. - Page 34 INSTALLATION vertical plane. Twin pipe kits ø 80 mm (Fig. 6.7 - Fig. 6.8) Type C Type C 90° Fig. 6.7 45° Various twin (split) pipes kits and optional accessories (elbows) are available to as- Fig. 6.6 sist in the termination of the flue where the Vertical kit with 90°...
- Page 35 INSTALLATION Type C42 Air intake adapter Restrictor Gasket 90° =--- 1,65 m 45° =--- 0,90 m Type C52 Fig. 6.9 Vertical- roof kit (Fig. 6.10) This kit allows vertical termination of the flue pipe through the roof. The kit is 1.2 m in length.
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Page 36: Electrical Connections
INSTALLATION Pluming kit (Fig. 6.11) ”a” vertical length (m) Co-axial ø 60/100 mm + vertical part ø 60 mm (flue outlet). This kit allows the comburent air to be sucked up and expel the burnt gases di- rectly to the outside through a telescopic co- axial flue (450-950 mm). - Page 37 INSTALLATION er part of the side panels as indicated in or fused plug with same current rating is Fig. 6.14 and pull the control panel. When recommended. completely pulled out, the panel can rotate Do not connect live wires to terminals to which the room thermostat must be 45°...
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Page 38: 6.10 External Frost Protection
INSTALLATION • Connect the room thermostat between ter- To the external To the fused minals 1 and 3 as shown in Fig. 6.17 or control device spur isolation Fig. 6.18. switch Room thermostat (230V rating) Power supply terminal block Fig. 6.19 External controls terminal block Fig. -
Page 39: Connecting A System Boiler To A Cylinder
INSTALLATION In Fig. 6.23 the boiler is not permanently Room connected to the supply line. The boiler op- thermostat Frost with anticipating thermostat eration is controlled by switching the mains resistor (230V rating) (230V rating) supply. In this case, when the boiler is switched off some important features like the antifreeze system, the monitoring of the boiler by the operation lights, the post circulation of the... - Page 40 INSTALLATION Cylinder Room thermostat thermostat GRYE External control terminal block HW ON HW OFF Programmer MAINS 230V a.c. Power supply Switched 3 Amp fused, spur Mid--- position diverter valve GRYE Room thermostat Cylinder thermostat remove room thermostat link 10 way junction box MAINS 230V a.c.
- Page 41 INSTALLATION Cylinder Room thermostat thermostat GRYE HW ON HW OFF MAINS Programmer 230V a.c. Power supply Switched 3 Amp fused, spur Mid--- position diverter valve GRYE Room thermostat Cylinder thermostat Do not remove room 10 way thermostat link junction box MAINS 230V a.c.
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Page 42: Commissioning
COMMISSIONING COMMISSIONING appliance for leaks. Warnings The commissioning of this boiler and sys- tem must only be undertaken by a profes- sionally qualified person in accordance with the requirements of the Gas Safe In- stallation and Use Regulations and be ap- proved by Gas Safe. - Page 43 COMMISSIONING • Continue filling the system. The actual read- every 4 seconds. ing should ideally be 1,3 bar and not less • Turn the function selector 7 as in Fig. 7.3. than 0,3 bar. The appliance operation light 9 will flash •...
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Page 44: Condensate Pipe And Traps
COMMISSIONING 7 to the position shown in Fig. 7.4. The appliance operation light 9 will flash every 4 seconds. Fig. 7.5 An alternative, to avoid the removal of the flue Fig. 7.4 elbow, pour the water through the flue sam- If during the ignition attempt period the boiler pling point (Fig. -
Page 45: Checking The Gas Pressure At The Burner
COMMISSIONING every 4 seconds. • Set the c.h. temperature control knob to its • Turn the function selector 7 as in Fig. 7.7. maximum position. If external controls are The appliance operation light 9 will flash fitted (e. g. Timeclock, room thermostat) en- every 2 seconds. -
Page 46: Checking The Burner Ignition
COMMISSIONING • Reassemble the sealed chamber lid and the • Watch the gauge and check to see if the front panel of the case (see "Dismantling the ignition pressure registered corresponds to external panels" to page 50). the values as given in the Technical Data. Turn off the boiler and reignite it by turning If the maximum and minimum gas pres- the function selector 7 to the OFF position... -
Page 47: 7.10 Checking The Flue System
COMMISSIONING 7.10 Checking the flue system Verify the cleanness and correct filling of the The flue system should be visually checked condensate traps. for soundness. Check all clamps, gaskets and fixing are secure and tight. 7.13 Instructing the user Ensure that the flue terminal is sited correctly in accordance with the flue fitting instructions Hand over this combined User &... -
Page 48: Gas Conversion
GAS CONVERSION GAS CONVERSION • Re-assemble the burner, the front panel of the combustion chamber. Warnings • Switch on the appliance at the mains iso- The commissioning of this boiler and lating spur. system must only be undertaken by a •... - Page 49 GAS CONVERSION At this step it is possible to visualize the cur- utes. rent setting by keeping the reset button 6 pressed for more than 5 seconds. The lamps Factory setting = Natural gas (as illustrated) 9 will flash a number of times corresponding to the setting of the knob 8 in Fig.
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Page 50: Maintenance
MAINTENANCE MAINTENANCE Warnings The procedures detailed in this chapter must be carried out only by a professionally qualified person. Thus you are advised to contact an Authorised Service Agent. For Ireland (IE), the servicing work must be carried out by a competent Person. For efficient and continuous operation of the Fig. -
Page 51: Combustion Analysis Check
MAINTENANCE Combustion analysis check • Take off the front of the case. If it is necessary to carry out a combus- • Take off the removable front of the sealed tion analysis remove the plugs indicated chamber and the front panel of the com- in Fig. -
Page 52: 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 53: 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 54: 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 56 *1796215523* 17962.1552.3 0616 56A5 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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