Biasi RINNOVA ADAPTIVE 30S Service Manual
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Biasi RINNOVA ADAPTIVE 30S Service Manual

Biasi RINNOVA ADAPTIVE 30S Service Manual

Wall hung, fanflue, roomsealed, high efficiency gas boiler
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Wall hung, fanflue, roomsealed, high efficiency gas boiler
Service manual
RINNOVA ADAPTIVE
Product name
RINNOVA ADAPTIVE 30S
Leave this manual adjacent to the gas meter
Warning:
Service / repairs must be carried out, only by a qualified Gas Safe Registered
Engineer, who will be responsible for the current Regulations for gas
appliances.
Note:
After servicing, complete the relevant Service Interval Record section of the
Benchmark Checklist of the user and installation manual.
Models
M300V.30 SR
G.C. Appl. No.
41-583-39

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Summary of Contents for Biasi RINNOVA ADAPTIVE 30S

  • Page 1 Wall hung, fanflue, roomsealed, high efficiency gas boiler Service manual RINNOVA ADAPTIVE Product name Models G.C. Appl. No. RINNOVA ADAPTIVE 30S M300V.30 SR 41-583-39 Leave this manual adjacent to the gas meter Warning: Service / repairs must be carried out, only by a qualified Gas Safe Registered Engineer, who will be responsible for the current Regulations for gas appliances.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1 OVERALL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . .4 10 PRIMARY CIRCUIT PRESSURE SWITCH .

  • Page 4: Overall Information

    OVERALL INFORMATION OVERALL INFORMATION 1 .1 Overall View Flue temperature probe NTC and Safety thermal fuse Condensing heat exchanger Burner Expansion Ighition/Detection vessel electrode NTC heating delivery probe - NTC maximum temperature C.H. temperature Air/gas mixer return probe NTC C.H. pressure Condensate trap relief valve...

  • Page 5: General Access And Emptying Hydraulic

    GENERAL ACCESS AND EMPTYING HYDRAULIC CIRCUITS GENERAL ACCESS AND EMPTYING 2.3). HYDRAULIC CIRCUITS 2 .1 Nomenclature Figure 2 .3 To remove the side panels loosen the screws "7" (Figure 2.2) and "8" (Figure 2.3). Pull the side panels towards the outside. Figure 2 .1 To Fit the case panels 1 Right side panel...

  • Page 6: General Access And Emptying Hydraulic Circuits

    GENERAL ACCESS AND EMPTYING HYDRAULIC CIRCUITS 2 .4 Main electronic p .c .b . box Main electronic p .c .b . lid removal To get access to the main electronic p.c.b.: Warning: isolate the boiler from the mains electrici- 5 Unscrew the screw "14" (Figure 2.7). ty supply before removing any covering or compo- nent .

  • Page 7: Emptying The Primary Circuit

    GENERAL ACCESS AND EMPTYING HYDRAULIC CIRCUITS 2 .5 Emptying the primary circuit 1 Close the C.H. circuit flow and return cocks "18" (Figure 2.10). Figure 2 .10 2 Remove the front and right panels of the boiler. 3 Loosen the central heating drain cock "19" (Figure 2.11) until the boiler is completely emptied.

  • Page 8: Diagrams

    DIAGRAMS DIAGRAMS 3 .1 Wiring diagram M300V SM C.h. temperature probe NTC Electric supply Pump flow Flue temp. probe NTC Safety C.h. temperature thermostat Safety probe NTC thermal fuse return Primary circuit pressure switch Gas valve gnye External temp. probe Remote terminal block Ignition...

  • Page 9: Circuit Voltages

    DIAGRAMS 3 .2 Circuit voltages Electrical voltages or frequency only during C.H. operation with burner on Safety Main circuit Supply network Pump thermostat pressure switch Gas valve Figure 3 .2 - 9 -...

  • Page 10: Fault Finding

    FAULT FINDING FAULT FINDING - 10 -...
  • Page 11 FAULT FINDING - 11 -...
  • Page 12 FAULT FINDING - 12 -...

  • Page 13: Display Diagnostic

    FAULT FINDING 4 .1 Display diagnostic Primary limitation in D.H.W. mode. The display indications provide help in the diagnosis of fault find- Maintenance required. ing. The wrench symbol is flashing (without show- The control panel display gives other information for the user. ing any error).
  • Page 14 FAULT FINDING 8 To exit the parameters menu. • wait 15 minutes without pressing any key; • switch off the electric power supply; • press the "A" and "C" keys simultaneously for 5 seconds (Fig- ure 4.3) (return to previous level). Figure 4 .4 2 Scroll the various menus using keys "A"...

  • Page 15: Condensing Heat Exchanger

    CONDENSING HEAT EXCHANGER CONDENSING HEAT EXCHANGER 5 .1 Function The Condensing heat exchanger "1" in Figure 5.1 has the func- tion of transferring heat produced from combustion of the gas and from the flue exhausted gas to the water circulating in it. Figure 5 .1 By reducing the combustion products temperature, the latent heat of the vapour is transferred to the water circuit, allowing an...

  • Page 16: Cleaning

    CONDENSING HEAT EXCHANGER Ensure to tighten the nuts "6" - Figure 5.2 firmly. 5 .3 Cleaning If there are deposits of dirt on the coil of the Condensing heat exchanger, clean with a bristle paintbrush and remove the dust with a hoover. Warning: After cleaning or replacement as detailed above, it is deemed necessary to undertake a com- bustion analysis as detailed in chapter "9 .3 Adjust-...

  • Page 17: Pump

    PUMP PUMP 6 .2 Removal pump head 6 .1 Function Warning: isolate the boiler from the mains electrici- ty supply before removing any covering or compo- The pump "1" in Figure 6.1 and Figure 6.2 has the function of nent . making the water in the main circuit circulate through the main condensing heat exchanger and therefore through the C.H.

  • Page 18: Main Electronic Control/Ignition P.c.b

    MAIN ELECTRONIC CONTROL/IGNITION P.C.B. MAIN ELECTRONIC CONTROL/IGNITION information coming from the boiler (the sensors) or from the outside P .C .B . (printed circuit board p.c.b., room thermostat, etc.), processes it and consequently acts with outlet commands on other components of the boiler (Figure 7.1).

  • Page 19: Checking The Temperature

    MAIN ELECTRONIC CONTROL/IGNITION P.C.B. 1 Connector - electric supply p.c.b. The control sequences in function in function are illustrated in detail in sections "7.7 Thermal control in the mode" on page 2 Fuse F1 3,15 AF 3 Connector - pump 4 Connector - controller fan, flue temperature probe NTC, safety thermostat and C.H.
  • Page 20 MAIN ELECTRONIC CONTROL/IGNITION P.C.B. PARAMETER DIGIT VALUES Pump mode operation Value of the external sensor K (K*10) Correct heating system pressure (*10 bar) Maximum heating system pressure limit ∆T heating delivery/return due to reduction of pump speed Adjusting maximum domestic hot water 55°C temperature Adjusting minimum temperature of...

  • Page 21: Checks

    MAIN ELECTRONIC CONTROL/IGNITION P.C.B. on page 6 of this manual. PARAMETER DIGIT VALUES 3 Unscrew the screws "1" (Figure 7.10). Not used –––––– 4 Delicately flex the hooks "2" in the directions indicated (Figure Not used –––––– 7.10) in order to release the circuit from the box. Maximum pump speed in heating mode 5 Remove all the wiring connected to the Main electronic control/ ignition p.c.b.

  • Page 22: Thermal Control In The

    MAIN ELECTRONIC CONTROL/IGNITION P.C.B. 7 .7 Thermal control in the mode Switch in the function mode See functioning with the function Taking Request for heat from water from the domestic hot control in the mode room thermostat? water circuit? (sec. 9.7) circulator off fan still circulator on...

  • Page 23: Control Panel Electronic P.c.b

    CONTROL PANEL ELECTRONIC P.C.B. CONTROL PANEL ELECTRONIC P .C .B . SIGNAL DISPLAYED BY THE LCD FUNCTION 8 .1 Function E01 + Safety lockout due to failed ignition. E02 + Lockout due to safety thermostat. E03 + Generic lockout. Pump circulation failure, insufficient system E04 + pressure or water pressure sensor not con- nected.
  • Page 24 CONTROL PANEL ELECTRONIC P.C.B. FUNCTION FUNCTION Anomaly due to probable chimney obstruc- E24 + If the pressure is not correct the value is tion displayed with the flashing symbol. Flame loss for more than 6 consecutive E25 + times. Next maintenance due date (factory setting 12 months).
  • Page 25 CONTROL PANEL ELECTRONIC P.C.B. FUNCTION Delay burner ignition due to system setting (flashing uu + flashing temperature). Boiler in chimney sweep function. To activate the chimney sweep function, set "parameter P32=1 ... 4". The following is displayed: LP = minimum D.H.W. hP = minimum output in heating mode cP = maximum output in heating mode dP = maximum D.H.W..

  • Page 26: Gas Valve

    GAS VALVE GAS VALVE 9 .3 Adjustment - Chimney Sweep Function Warning: isolate the boiler from the mains electrici- 9 .1 Function ty supply before removing any covering or compo- nent . The gas valve "1" in Figure 9.1 controls the gas inflow to the boiler burner.

  • Page 27: Automatic Calibration Of The Gas Valve

    GAS VALVE 13 Open at least one hot water tap fully. temperature value (e.g. 60), the ”chimney sweep function” is at maximum output in C.H. mode (Figure 9.8). Warning: If the boiler has a correct CO reading in LP but is incorrect CO in dP before adjusting the boiler ensure the supply pressure is within accept- able limits!

  • Page 28: Checks

    GAS VALVE time the 2 keys "A" and "C" (Figure 9.9) and hold in for 5 sec- Pin 1 and 3 = 25 Ohm * ond until the display shows Figure 9.10. Pin 2 and 4 = 65 Ohm * *at ambient temperature.
  • Page 29 GAS VALVE After any service operation on the components of the gas circuit check all the connections for gas leaks . Warning: After cleaning or replacement as detailed above, it is deemed necessary to undertake a com- bustion analysis as detailed in section "9 .3 Adjust- ment - Chimney Sweep Function"...

  • Page 30: Primary Circuit Pressure Switch

    PRIMARY CIRCUIT FLOW SWITCH 10 PRIMARY CIRCUIT PRESSURE SWITCH 10 .2 Removal Warning: isolate the boiler from the mains electrici- 10 .1 Function ty supply before removing any covering or compo- nent . The Primary circuit pressure switch ("1" in Figure 10.1) function is to check the presence of water in the primary hydraulic circuit 1 Remove the front and right hand side panels of the case, turn and that the pressure is above the minimum.

  • Page 31: Expansion Vessel And Pressure Gauge

    EXPANSION VESSEL AND PRESSURE GAUGE 11 EXPANSION VESSEL AND PRESSURE 11 .3 Removal of the expansion vessel GAUGE Warning: isolate the boiler from the mains electrici- ty supply before removing any covering or compo- 11 .1 Function nent . The Expansion vessel ("1" in Figure 11.1) function is to allow for 1 Remove the front and right hand side panels of the case, turn the volume expansion of the C.H.

  • Page 32: Ntc Heating Delivery Probe - Ntc Maximum

    TEMPERATURE PROBE 12 NTC HEATING DELIVERY PROBE - NTC 12 .2 Checks MAXIMUM TEMPERATURE, C .H . TEM- Temperature-resistance relationship PERATURE RETURN PROBE NTC Warning: isolate the boiler from the mains electrici- 12 .1 Function ty supply before removing any covering or compo- The NTC probe has the function of converting the temperature nent .
  • Page 33 TEMPERATURE PROBE thorities . Figure 12 .4 - 33 -...

  • Page 34: By-Pass Valve

    BY-PASS VALVE 13 BY-PASS VALVE 4 Reassemble the by-pass valve as illustrated in Figure 13.2 reversing the order of removal. 13 .1 Function The By-pass valve "1" in Figure 13.1 is located between the C.H. Warning: to lubricate the O-ring gaskets exclusively water flow and return and its function is that of guaranteeing a use a silicone base grease compatible to be in con- minimum flow across the primary heat exchanger if the circula-...

  • Page 35: Fan And Air Box

    FAN AND AIR BOX 14 FAN AND AIR BOX 14 .1 Function The function of the Fan "1" (Figure 14.1) is to force the mixture of air and gas into the burner. The function of the Air box "2" is to mix the gas and the air in the right proportion.

  • Page 36: Ignition / Detection Electrode And Burner

    IGNITION AND DETECTION ELECTRODES 15 IGNITION / DETECTION ELECTRODE 15 .2 Removal of the ignition / detection elec- AND BURNER trode Warning: isolate the boiler from the mains electrici- ty supply before removing any covering or compo- Electrodes disclaimer . nent .

  • Page 37: Removal Of The Rear Insulation

    IGNITION AND DETECTION ELECTRODES 3 Unscrew the nuts "5" (Figure 15.1) and remove the cover of the combustion chamber. 4 Remove the front insulation panel (see section "15.3 Remov- al of the front insulation panel" on page 36). 5 Unscrew the screws "7" (Figure 15.4) and remove the burner. 6 Assemble the burner carrying out the removal operation in reverse order.
  • Page 38 IGNITION AND DETECTION ELECTRODES Check the connection wires Warning: isolate the boiler from the mains electrici- ty supply before removing any covering or compo- nent . 1 Remove all the case panels and the sealed chamber lid. 2 Check for the integrity of the insulation of wires which con- nect the electrode.

  • Page 39: Flue Temperature Probe Ntc And Safety

    FLUE TEMPERATURE PROBE NTC AND SAFETY THERMAL FUSE 16 FLUE TEMPERATURE PROBE NTC AND placed. SAFETY THERMAL FUSE 16 .1 Function The Flue temperature probe NTC and Safety thermal fuse "1" in Figure 16.1 and Figure 16.2 senses the temperature of the combustion products that flow through the condensing heat ex- changer.
  • Page 40 FLUE TEMPERATURE PROBE NTC AND SAFETY THERMAL FUSE 12500 12000 11500 11000 10500 10000 9500 9000 8500 8000 7500 7000 6500 6000 5500 5000 4500 4000 3500 3000 2500 2000 1500 1000 °C 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 Figure 16 .4 - 40 -...

  • Page 41: Condensate Trap

    CONDENSATE TRAP 17 CONDENSATE TRAP 17 .3 Removal Warning: isolate the boiler from the mains electrici- 17 .1 Function ty supply before removing any covering or compo- nent . The condensate trap "1" in Figure 17.1 and Figure 17.2 allows the discharge of the condensate via the condensate drain pipe 1 Remove the front and right case panels.

  • Page 42: Short Spare Parts List

    SHORT SPARE PARTS LIST 18 SHORT SPARE PARTS LIST G .C . part no . Description Q .ty Manufacturer part no . Burner (mod. M300V.30 SR) BI1713 101 Expansion vessel BI1462 100 Condensing heat exchanger (mod. M300V.30 SR) BI2112 100 BI1713 102 Gas valve BI1713 112...
  • Page 43 SHORT SPARE PARTS LIST Figure 18 .1 - 43 -...
  • Page 44 *1796234830* 17962.3483.0 2422 44A4 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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M300v.30 sr

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