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6.3 Gas Data

Technical data tables (SRD 20)

Heating Power (kW) – Fan frequency (Hz) diagram

Grafico portata frequenza RK18

100

110

120

130

140

150

160

Frequenza in Hz

G30

G31

G20

Heating power Kw

Frequency Hz

(SRD 20)

Gas data table

NATURAL GAS

G20

LIQUID BUTANE

GAS G30

LIQUID PROPANE

GAS G31

Indice di Wobbe inferiore
(15°C; 1013 mbar)

MJ/Nm

45.67

80.58

70.69

Pressione nominale di
alimentazione

mbar 20

Consumi (15°C; 1013 mbar)

/h 1.90

Consumi (15°C; 1013 mbar)

kg/h

1.42

1.4

Values

Gas type

Natural gas - G20

9.1

Liquid Butan Gas - G 30

11.1

Liquid Propane Gas - G 31

10.1

Frequency

Gas type

Minimum (Hz)

Maximum (Hz)

Natural gas - G20

145

Liquid Butan Gas - G 30

135

Liquid Propane Gas - G 31

143

Lower Wobbe index

Nominal supply pressure

Consumption (15 ºC; 1013 mbar)

Содержание SERADENS SRD 20

Страница 1: ...SERADENS SRD 20 27 36 PREMIX CONDENSING BOILER INSTALLATION OPERATING and MAINTENANCE INSTRUCTIONS...

Страница 2: ...Code No A 1 4 3 Publishing Date 241109 Revision Date 241109...

Страница 3: ...ic Control Devices 12 2 9 Use With Lpg 12 2 10 Periodic Maintenance 12 3 TECHNICAL CHARACTERISTICS 13 3 1 Technical Data 13 3 2 Dimensions 14 3 3 Internal Parts of the Boiler 16 3 4 Water Circuit 17 3...

Страница 4: ...BOILER Authorised Service 38 6 1 Parameter Table 38 6 2 Setting the Parameters 39 6 3 Gas Data 45 7 MAINTENANCE Authorised Service 48 7 1 General Warnings 48 7 2 Boiler Inspection 48 7 3 Accessing th...

Страница 5: ...characteristics Thank you for choosing ALARKO brand This booklet covers premix condensing boiler model SRD 20 27 36 natural gas LPG combination boilers in SERADENS boiler range In this booklet you wi...

Страница 6: ...safety standards This fundamental safety requirement must be checked and verified In case of doubt have the electrical system checked by a quali fied electrician The manufacturer will not be held lia...

Страница 7: ...e kept in a safe place and must accompany the boiler at all times ALARKO CARR ER will not be held responsible for any misinterpretation of this manual resulting from the inaccurate translation of same...

Страница 8: ...can supply detailed information about those limitations from your installer For your own safety do not ask the installer to install your boiler to prohibited spaces Before gas installation a suitable...

Страница 9: ...Service Your boiler is under guarantee for material and production errors as written on its Guarantee Form The guarantee is only valid as all the rules and warnings in this booklet are obeyed Guarante...

Страница 10: ...MMER WINTER mode press button 6 See fig 1 The boiler will work for both central heating D H W systems The SUMMER WINTER mode setting of the boiler is signalled by the symbol lit continuously on the co...

Страница 11: ...e Centre Water Pressure Switch Tripped Code H2O lit continuously on the display Check the water pressure in the central heating circuit The reading on the pressure gauge M see fig 2 located on the low...

Страница 12: ...lector kit manufactured by Alarko Carrier In cold environments the use of a special heater kit manufactured by Alarko Carrier is recommended for economic and safe use In case thermostatic hot water bu...

Страница 13: ...0 3 Domestic Hot Water circuit D H W temperature setting min max C 35 60 35 60 35 60 Max Hot water working pressure bar 6 6 6 Min Hot water working pressure bar 0 5 0 5 0 5 D H W flow rate at T 30 C l...

Страница 14: ...14 3 2 Dimensions SRD 20 27 LEGEND HR HEATING RETURN 3 4 HF HEATING FLOW 3 4 G GAS 1 2 CWI COLD WATER INLET 1 2 HWO HOT WATER OUTLET 1 2...

Страница 15: ...15 SRD 36 LEGEND HR HEATING RETURN 3 4 HF HEATING FLOW 3 4 G GAS 1 2 CWI COLD WATER INLET 1 2 HWO HOT WATER OUTLET 1 2...

Страница 16: ...6 FAN 7 VENTURI 8 IGNITION TRANSFORMER 9 ELECTRONIC GAS VALVE 10 3 BAR PRESSURE RELIEF VALVE HTG CIRCUIT 11 AUTOMATIC AIR VENT VALVE 12 HEATING SAFETY THERMOSTAT 13 HEATING SENSOR 14 PUMP WITH AIR VE...

Страница 17: ...4 PUMP WITH AIR VENT 15 WATER PRESSURE SWITCH 16 FLUE HOOD 17 SAFETY THERMO FUSE 18 EXPANSION VESSEL 19 D H W SENSOR 20 CONDENSATE TRAP 21 WATER PRESSURE GAUGE 22 AUTOMATIC BY PASS 23 CONDENSATE DRAIN...

Страница 18: ...Circulation Pump Head Flow Graph SRD 20 Head kPa Flow l h II III I SRD 27 Appliance Loss III Pump head at maximum speed Pump head at second speed II I Pump head at minimum speed Head kPa Flow l h II...

Страница 19: ...19 SRD 36 III II I Flow l h Head kPa Appliance Loss III Pump head at maximum speed Pump head at second speed II I Pump head at minimum speed...

Страница 20: ...erature setting 35 60 C Summer only mode Winter only mode Summer Winter mode selection Selection of compensation curve according to outside temperature if an optinal outdoor sensor is connected Operat...

Страница 21: ...atutory obligations 4 2 Boiler Room Installation Requirements Please refer to local and national standards in force in the Country of destination of the product In particular the manufacturer recommen...

Страница 22: ...t the symbol is on the top Open the box cutting the packaging bands Take the appliance with the nylon wrapping out of the cardboard box After taking the appliance out of ist nylon wrapping remove the...

Страница 23: ...er to allow access to the interior of the boiler for maintenance purposes it is impor tant that the necessary clearances indicated in figure 4 are respected To make the installation easier the boiler...

Страница 24: ...t scaling and eventual damage to the D H W heat exchanger the mains water supply must not have a hardness rating of more than 17 5 French hardness value It is nevertheless advisable to check the prope...

Страница 25: ...ck to make sure that the appliance has an efficient earth system This requirement is only satisfied if it has been properly connected to an efficient earth system installed in accord ance with the req...

Страница 26: ...c Slacken the screws and remove plate A see fig 7 d With the plate removed connect the wires to the terminal board B as follows Connect the earth wire normally coloured green yellow to the terminal m...

Страница 27: ...of the duct slopes upwards towards the boiler to prevent the entry of rainwater dust or foreign bodies into the pipe in case of a vertical flue pipe installation a conden sate trap is fitted at the b...

Страница 28: ...e outside or can be con nected to a suitable combined flue system MAXIMUM FLUE LENGTH 6 m SRD 20 5 m SRD 27 The maximum flue length linear equivalent is obtained by summing the length of linear pipe a...

Страница 29: ...the out side or can be connected to a suitable com bined flue system MAXIMUM FLUE LENGTH 8 m The maximum flue length linear equivalent is obtained by summing the length of linear pipe and the equivale...

Страница 30: ...summing the length of linear pipe and the equivalent lengths of each bend fitted The linear equivalent is intended as be ing the total length of the duct exhaust discharge air intake from the connec...

Страница 31: ...31 80 48 5 313 48 5 111 5 187 111 5 80 163 137 122 106 131 SRD 36...

Страница 32: ...discharges the exhaust fumes MAXIMUM FLUE LENGTH 6 m SRD 20 5 m SRD 27 The maximum flue length linear equiva lent is obtained by summing the length of linear pipe and the equivalent lengths of each be...

Страница 33: ...r duct discharges the ex haust fumes MAXIMUM FLUE LENGTH 8 m The maximum flue length linear equivalent is ob tained by summing the length of linear pipe and the equivalent lengths of each bend fitted...

Страница 34: ...ion is sound Check the seals on the gas supply pipe from the mains and make sure that the meter does not register any flow of gas Turn the gas supply on and purge Test for gas soundness Check that the...

Страница 35: ...radiators close the air vents Use the pressure gauge M fig 11 to check that the system pressure reaches 1 1 5 bar and that the code H2O does NOT appear on the control panel display see 2 7 section Con...

Страница 36: ...omestic hot water circuit a Open all hot water outlets b Turn on inlet group supply so water enters the boiler leave to fill until water is released from the hot water outlets Turn off all hot water o...

Страница 37: ...o light the boiler To re set the boiler Switch off switch 1 see 3 7 Control Panel and switch it back on again and repeat the lighting procedure With the boiler ignited if the system still emits noises...

Страница 38: ...d 30 80 C 01 Reduced 25 40 C P04 Heating output rising time 00 01 default 02 03 04 00 0 sec 01 50 sec 02 100 sec 03 200 sec 04 400 sec P05 VVater hammer prevention function 00 01 00 Off 01 On P06 D H...

Страница 39: ...ch while keeping buttons and pressed Wait for P 00 to appear on the display 3 Release buttons and 4 Keep button S pressed and use button to select the parameter to modify 5 Release button S then re pr...

Страница 40: ...P01 will appear on the display 8 Switch off the appliance and switch it back on again to render the new parameter operative PARAMETER P02 SELECTS THE TYPE OF GAS 6 Use buttons and to modify the value...

Страница 41: ...01 on default 2 s 7 Press and release button S to confirm The parameter number P05 will appear on the display 8 Switch off the appliance and switch it back on again to render the new parameter operat...

Страница 42: ...rescribed limits 00 0 x 5 s 0 s 90 90 x 5 s 450 s 7 5 min The default value is 36 180 s 3 min 7 Press and release button S to confirm The parameter number P08 will appear on the display 8 Switch off t...

Страница 43: ...itch it back on again to render the new parameter operative PARAMETER P12 MINIMUM FAN SPEED SETTING CENTRAL HEATING 6 Use buttons and to modify the value of the parameter be tween min 33 Hz max 133 Hz...

Страница 44: ...nder the new parameter operative PARAMETER P16 TELEPHONE CONTROL ACTIVATION 6 If a telephone interface is installed enable the board by setting parameter P16 at 01 7 Press and release button S to conf...

Страница 45: ...UID BUTANE GAS G30 LIQUID PROPANE GAS G31 Indice di Wobbe inferiore 15 C 1013 mbar MJ Nm3 45 67 80 58 70 69 Pressione nominale di alimentazione mbar 20 30 37 Consumi 15 C 1013 mbar m3 h 1 90 Consumi 1...

Страница 46: ...S G30 LIQUID PROPANE GAS G31 Indice di Wobbe inferiore 15 C 1013 mbar MJ Nm3 45 67 80 58 70 69 Pressione nominale di alimentazione mbar 20 30 37 Consumi 15 C 1013 mbar m3 h 2 65 Consumi 15 C 1013 mbar...

Страница 47: ...Gas data table NATURAL GAS G20 LIQUID BUTANE GAS G30 LIQUID PROPANE GAS G31 Lower Wobbe index 15 C 1013 mbar MJ Nm3 45 67 80 58 70 69 Nominal Supply pressure mbar 20 30 37 m3 h 3 6 Consumption 15 C 1...

Страница 48: ...er Remove and clean any oxidation from the burner Check that the seal of the room sealed chamber is undamaged and positioned correctly Check the primary heat exchanger and clean if necessary Check the...

Страница 49: ...port brackets see fig 18 and pull them outwards at the same time rotating the panel downwards Unscrew the four fixing screws see fig 19 and remove the panel back piece 7 4 Flushing Out The Primary Sid...

Страница 50: ...rting with the highest and moving down the system to the lowest When the system has been drained close the radiator breather valves and the drain valve If only the boiler needs to be drained close the...

Страница 51: ...his instruction For all maintenance operations requiring removal of the boiler casing refer to the procedures described in paragraph 7 3 Accessing the boiler 7 6 Maintenance Operations ignition electr...

Страница 52: ...thout alter ing their positions with respect to the burn er Clean the burner cylinder using a non metal brush and without damaging the ceramic fibre Check the integrity of the washer on the cover of b...

Страница 53: ...he system with water and check for any leaks from the joints Part replacement Ignition and or flame detection electrodes see fig 25 Un Plug the electrode wires Slacken the fixing screws Remove the ele...

Страница 54: ...uit Then restart the ap pliance remembering to discharge any air that may be trapped in the system Gas valve see fig 27 Disconnect the joints and remove the gas pipe connecting the gas valve to the ve...

Страница 55: ...mounting bracket Remove the expan sion vessel from the front of the boiler Replace the expansion vessel and re assem ble the components following the above pro cedure in reverse order Switch on the el...

Страница 56: ...nts and bleed off any air from the circuit Restart the boiler Diverter valve see fig 32 Replacing the diverter valve body Close the shut off valves and drain the cen tral heating circuit of the boiler...

Страница 57: ...mponents following the above procedure in re verse order Switch on the electricity water and gas supplies and regulate the boiler see 6 3 Gas data modulation circuit board Fig 1 Fig 2 modulation circu...

Страница 58: ...ve the support brackets and pull out the heat exchanger Remove the regulation sensor from the old heat exchanger and refit it together with the two condensate drainpipes to the new one Replace the hea...

Страница 59: ...ue brown orange orange brown orange Remote control Telephone control M10 M1 orange black black M2 M6 M9 M5 M7 VG black MF black remote controller zone valve Zone valve contact closure M4 Zone valve ma...

Страница 60: ...the terminal board B When the wires have been connected place plate A back to position and then the front case panel 36 Connecting the room thermostat Option Connect the wires to the terminal board i...

Страница 61: ...sor wires Connecting the remote controller and the outside temperature sensor option a switch off the power supply at the main switch b remove the front case panel of the boiler c slacken the screws a...

Страница 62: ...access the main p c b for electrical connection see 7 3 Accessing the boiler and to activate the parameter P15 see 6 1 Parameters table Outside temperature sensor option Terminal block REMOTE OPEN TH...

Страница 63: ...valves and telephone control wirings Outside temperature sensor option Terminal block REMOTE OPEN THERM Telephone control Zone valve management option remote controller board cod 40 00018 Option remo...

Страница 64: ...correction is reported in figure 39 The selection of the compensation curve is determined by the maximum delivery temperature Tm and the minimum outdoor temperature Te N B The y axis values of the del...

Страница 65: ...65 7 8 Troubleshooting...

Страница 66: ...hout any modulation The function is useful for combustion testing 08 Frost Protection Central heating circuit The function is activated when the heating sensor senses a temperature of 5 C The boiler o...

Страница 67: ......

Страница 68: ...hibey Cad No 55 Kat 13 35210 Pasaport ZM R TURKEY Phone 90 232 483 25 60 Fax 90 232 441 55 13 Ziyapa a Bulvar elik Ap No 25 5 6 01130 ADANA TURKEY Phone 90 322 457 62 23 Fax 90 322 453 05 84 Metin Kas...

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