Biasi Activ A 25C User Manual And Installation Instructions Download Page 1

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Wall hung, fanflue, roomsealed, high efficiency gas boiler

User manual and
Installation instructions

ActivA

Models G.C.

Appl.

No.

Activ A 25C

47-583-21

Activ A 30C

47-583-22

Activ A 35C

47-583-23

Summary of Contents for Activ A 25C

Page 1: ...Wall hung fanflue roomsealed high efficiency gas boiler User manual and Installation instructions ActivA Models G C Appl No Activ A 25C 47 583 21 Activ A 30C 47 583 22 Activ A 35C 47 583 23...

Page 2: ...eat that otherwise would be lost DANGER The indications marked with this symbol must be observed to pre vent accidents of mechanical or generic origin e g injuries or bruises DANGER The indications ma...

Page 3: ...installation of the gas supply is gas tight is of the correct gauge for the flow to the boiler is fitted with all the safety and control devices required by the current Regulations Ensure that check w...

Page 4: ...with its operation must not be exposed to weather conditions During the operation it is quite normal that the boiler produces a white plume of conden sation vapour from the flue terminal This is due...

Page 5: ...liquid Known hazards irritating to skin eyes and throat Vapour is harmful Inflammable do not extinguish with water Precautions Do not incinerate Avoid contact with broken leaking phials Do not purpos...

Page 6: ...a room thermostat By this method if you have a subsequent problem following the addition of an external control you can eliminate the boiler from your fault analysis If the boiler is fitted with a di...

Page 7: ...the system 54 7 6 Condensate pipe and traps 55 7 7 Lighting the boiler 56 7 8 Checking the gas supply pressure 57 7 9 Checking the inlet pressure 57 7 10 Enabling functioning of the external temperat...

Page 8: ...House for possible time switch 2 c h control Isolation valves 1 2 3 4 5 6 7 8 9 10 11 12 Fig 1 2 Gas supply label 3 C h circuit pressure gauge 4 C h flow valve 5 D h w outlet valve 6 Gas inlet valve 7...

Page 9: ...h w temperature reduce key 14 Reset Stand by Winter Summer key 15 C h temperature reduce key 16 C h temperature increase key 17 LCD display 18 RESET that takes all parameters back to the factory value...

Page 10: ...General lockout Er 10 Flue probe intervention lockout Er 11 Flame detection error LCD FUNCTION Er 14 Faulty pump or primary temperature above 105 C Er 04 Faulty primary circuit no water or absence of...

Page 11: ...t D h w all other symbols are disabled Pump activated for the post circulation phase Po flashing tem perature flashing Delayed burner ignition for setting the system uu flashing tempera ture flashing...

Page 12: ...d h w supply checking that the pressure indicated on pressure gauge 4 is not lower than that shown in Fig 2 2 If the pressure reading on the pressure gauge is below that shown in Fig 2 2 then the sys...

Page 13: ...e pressure in the system to drop Always ensure that the pressure gauge is set at the required pressure Ignition 2 3 Check that the valves located in the lower part of the boiler are open Fig 2 3 Fig 2...

Page 14: ...r flow set temper ature and the symbol flash The background of the display is illuminated Fig 2 9 Fig 2 9 C Adjustment of temperature WITHOUT the external temperature probe option al fitted Adjust the...

Page 15: ...ication Signal given by the LCD display the set value of the d h w and the symbol flash The background of the dis play is illuminated Fig 2 9 Fig 2 11 C Adjustment Adjust the d h w temperature to a va...

Page 16: ...city supply to the boil er by means of the fused spur isolation switch Shut off the gas supply cock and the valves for the water circuits fitted under the boiler Fig 2 15 Fig 2 15 Close position If ne...

Page 17: ...the boiler in stand by Fig 3 2 Fig 3 2 Therefore when the boiler is not lit and used in cold weather with consequent risk of freezing do not switch off the boiler at the fused spur isolation switch or...

Page 18: ...e boiler does not function and a code that alternates between the letter Er and the writing reset see LCD general features to page 10 appear on the LCD display it indi cates that the safety lock out h...

Page 19: ...on the pressure gauge has gone down It is necessary to top up the appliance with water again so as to raise the pressure to an adequate level as described in the sec tion Refilling procedure to page...

Page 20: ...in INFO mode 3 7 The INFO mode allows the display of some information on the boiler functioning status In case of malfunctioning of the boiler it may be useful to communicate such information to the...

Page 21: ...Faulty primary circuit no water or absence ol fow 04E Faulty fan control system 05E Faulty c h temp probe NTC 06E Faulty d h w temp probe NTC 07E Faulty external temp probe NTC 08E Faulty flue temp p...

Page 22: ...22 INSTALLATION TECHNICAL INFORMATION TECHNICAL INFORMATION 4 Overview 4 1 Fig 4 1 19 22 43 40 33 37 26 23 44 32 27 29 30 20 39 35 25 28 34 41 21 38 36 24 42 31 47 48...

Page 23: ...Flue temperature probe NTC 19 C h temperature probe NTC 20 Condensing heat exchanger 21 Safety thermostat 22 Flame detecting electrode 23 Air manifold 24 C h pressure relief valve 25 Automatic airpurg...

Page 24: ...uit pressure switch 33 Condensate trap 34 D h w heat exchanger 35 Three way diverter valve 36 Three way electric actuator valve 37 Fan 38 39 Air box air gas mixer Ignition electrode 40 Burner 41 Domes...

Page 25: ...circulation in the heating plant due to the closing of thermostatic valves or circuit elements valves by pass ensures a minimum water circulation inside the con densing primary exchanger The by pass i...

Page 26: ...temperature settings C 25 85 Maximum pressure kPa 250 bar 2 5 Minimum pressure kPa 30 bar 0 3 Available head in 1000 l h kPa 30 bar 0 3 Seasonal effiency G20 c band A 90 2 Seasonal effiency G31 c ban...

Page 27: ...mixer restrictors Natural G20 Fucsia Propane G31 Fucsia Electrical data Voltage V 230 Frequency Hz 50 Power consumption W 140 Protection degree IPX4D External fuse rating A 3 Internal fuse rating A N...

Page 28: ...8 6 9 2 CO2 content with gas G31 range min max 9 5 10 1 CO2 contents domestic hot water Nominal heat input A E kW 25 0 CO2 content with gas G20 range min max 9 3 9 9 CO2 content with gas G31 range min...

Page 29: ...w temperature settings C 25 85 Maximum pressure kPa 250 bar 2 5 Minimum pressure kPa 30 bar 0 3 Available head in 1000 l h kPa 33 bar 0 33 Seasonal effiency G20 c band A 90 2 Seasonal effiency G31 c b...

Page 30: ...gas mixer restrictors Natural G20 Red Propane G31 Red Electrical data Voltage V 230 Frequency Hz 50 Power consumption W 140 Protection degree IPX4D External fuse rating A 3 Internal fuse rating A N 2...

Page 31: ...8 6 9 2 CO2 content with gas G31 range min max 9 5 10 1 CO2 contents domestic hot water Nominal heat input A E kW 30 0 CO2 content with gas G20 range min max 9 3 9 9 CO2 content with gas G31 range min...

Page 32: ...low temperature settings C 25 85 Maximum pressure kPa 250 bar 2 5 Minimum pressure kPa 30 bar 0 3 Available head in 1000 l h kPa 33 bar 0 33 Seasonal effiency G20 c band A 90 2 Seasonal effiency G31 c...

Page 33: ...s mixer restrictors Natural G20 Blue Propane G31 Blue Electrical data Voltage V 230 Frequency Hz 50 Power consumption W 140 Protection degree IPX4D External fuse rating A 3 Internal fuse rating A N 2...

Page 34: ...8 6 9 2 CO2 content with gas G31 range min max 9 5 10 1 CO2 contents domestic hot water Nominal heat input A E kW 34 9 CO2 content with gas G20 range min max 9 3 9 9 CO2 content with gas G31 range min...

Page 35: ...urrent edi tion of I S 813 2002 Domestic Gas Installa tions the current Building Regulations and reference should be made to the current ETCI rules for electrical installations Location of appliance 5...

Page 36: ...facing a terminal 2500 L From an opening in the car port e g door window into dwelling NO M Vertically from a terminal in the same wall 1500 N Horizontally from a terminal in the same wall 300 O Above...

Page 37: ...be resistant to acid as the condensate is slightly acid with a pH less than 6 5 The boiler includes a trap 25 on page 22 that prevents the combustion products en tering the drain The boilers incorpor...

Page 38: ...ated spaces in roofs and under floors By pass The appliance includes an automatic by pass valve which protects the main heat exchanger in case of reduced or interrupted water circulation through the h...

Page 39: ...st either inside the boiler or on the system as frequent filling of the system could cause premature scaling of the heat exchanger Domestic water 5 9 The domestic water installation must be in accorda...

Page 40: ...ty supply must facilitate complete electrical isolation of the appliance by the use of a fused spur isolation switch Its installation permits a complete switching off in the con ditions of the overvol...

Page 41: ...ements of the distribu tors and comply with current Regulations and laws in force The safety relief valve and the condensate drain must be connected to a suitable drain or discharge in a safe manner T...

Page 42: ...product in the circulating water The latter option in particular not only cleans out the system but also has an anti corrosive effect by promoting formation of a protective skin on metal surfaces and...

Page 43: ...ate drain 25 plastic sizes in mm o d Condensate drain to be realised with min pipe 30 mm Mounting the boiler 6 6 Assemble the pre piping kit bracket by screwing the four screws L Fig 6 3 Fix the water...

Page 44: ...Water circulation c h pag 38 in this manual Fitting the flue system 6 7 For a correct installation of the flue pipe re fer to the sheet provided together with the pre selected kit The horizontal rout...

Page 45: ...ue exhaust Choice of flu 6 8 The flue exhaust air intake can be installing in the mode C13 C33 C53 C63 Refer to the sheet provided with the pre selected kit in separate packaging The horizontal routes...

Page 46: ...m whilst the maximum with the aid of exten sions must not exceed 10 m for Activ A 25C Activ A 30C and 6 m for Activ A 35C in horizontal and however the terminal must always exhaust horizontally Addit...

Page 47: ...s and terminals by other manu facturers Type C63 it is necessary that these are approved and in the case of flue pipes it is necessary to use materials com patible with condensation products During th...

Page 48: ...through a vertical section Extensions and elbows can be added to ex tend the kit s length Maximum equivalent length a b Fig 6 13 of 15 metres for Activ A 25C Activ A 30C and 9 metres for Activ A 35C c...

Page 49: ...not connect live wires to terminals to which the room thermostat must be connected Connect the earth cable yellow green to an effective earth plant The earth cable must be the longest of the electric...

Page 50: ...he electric jumper present be tween 1 and 3 when connecting any type of ambient thermostat The electric cables of the ambient thermo stat are inserted between clamps 1 and 3 as in Fig 6 19 or Fig 6 20...

Page 51: ...as in Fig 6 17 Remove the electric jumper between 1 and 3 Be careful not to connect pow ered cables on clamps 1 and 3 The route of the boiler and ambient thermo stat s electric power supply cable or...

Page 52: ...r different channels to the voltage ones 230 V since they are powered at a safe ty low voltage and their maximum length must not exceed 20 meters Use the clamps indicated in Fig 6 25 to connect the ex...

Page 53: ...umps flow rate Therefore by means of a hydraulic separa tor the secondary circuit s flow rate is put into circulation only when the relative pump is on When the pump of the secondary is off there is n...

Page 54: ...be carried out by a competent person i e polarity earth con tinuity resistance to earth and short circuit If a fault has occurred on the appliance the fault finding procedure should be followed as sp...

Page 55: ...93 2006 Treatment of Water in d h w c h Systems When the installation and second fill ing are completed turn on the c h sys tem and run it until the temperature has reached the boiler operating temper...

Page 56: ...provide d h w If external controls are fitted e g Time clock room thermostat ensure they call for heat Electrically power the boiler by acting on the bipolar switch envisioned during instal lation Th...

Page 57: ...button is inhibited To restore its func tion it is necessary to switch the boiler off and on from the electrical mains using the fused spur isolation switch fitted adjacent to the appliance Checking...

Page 58: ...ther flue gas figures and complete the Certificate of Exemption section of the Benchmark Important after the checks all of the test points must be sealed Enabling functioning of the 7 10 external temp...

Page 59: ...perature C K 6 K 4 K 3 K 2 K 1 5 K 1 K 0 5 If the boiler is EQUIPED with the remote control optional refer to Fig 7 15 In this case K setting must be done from the remote control External temperature...

Page 60: ...ted Fig 7 18 Press keys 15 and 17 Fig 7 16 at the same time until the value of parameter 15 Fig 7 19 is displayed on the LCD dis play Fig 7 19 Using keys 16 or 17 it is possible to change the value of...

Page 61: ...ng of the REMOTE control to select the setting of the K coef ficient Electrically feed the boiler by activating the bipolar switch envisioned during instal lation Press button for more than 3 seconds...

Page 62: ...the same time until the value of parameter 11 10 60 seconds Fig 7 26 is displayed on the LCD display Fig 7 26 It is possible to modify parameter 11 by 00 0s to99 600s using keys 16 or 17 each increase...

Page 63: ...ng press button Selecting the reignition fre 7 13 quency When the boiler functions in normal on off heating mode the minimum time between two ignitions is set at three minutes re igni tion frequency T...

Page 64: ...by a unit on the display corresponds to 6 seconds By pressing key 15 Fig 7 31 confirma tion of the inserted value is obtained Press keys 15 and 16 Fig 7 31 at the same time to exit without changing th...

Page 65: ...it for the number programmed to flash Fig 7 38 Fig 7 38 To exit programming press button Checking the ignition device 7 14 With the burner on high flame close the gas cock After four ignition attempts...

Page 66: ...ossible fuel economy Explain the function and use of the function selector Explain and demonstrate the function of time and temperature controls if fitted Explain how to turn off the appliance for bot...

Page 67: ...n activated Fig 7 43 Press keys 15 and 17 Fig 7 41 at the same time until the value of parameter 12 74 Activ A 25C or 79 Activ A 30C or 86 Activ A 35C is displayed on the LCD display Fig 7 44 Fig 7 44...

Page 68: ...tion frequency Pr 10 C h pump post circulation Pr 11 Max useful output in c h mode Pr 12 C h pump working type Pr 13 Ignition power Pr 14 K value external probe diagram Pr 15 Not used Pr 16 D h w burn...

Page 69: ...same time to exit without changing the val ue return to the parameters list Fig 7 47 Scroll the various parameters using keys 16 or 17 until the letters Pr that alternate with code 02 are displayed on...

Page 70: ...pipe B Fig 8 1 A B C Fig 8 1 Carry out gas conversion by correctly re placing the gas restrictor Fig 8 2 refer ring to the Technical Data section page 26 Activ A 25C page 29 Activ A 30C and page 32 A...

Page 71: ...from 00 G20 to 05 G31 which is ok for LPG gas By pressing key 15 Fig 8 3 confirmation of the inserted value is obtained Press keys 15 and 16 Fig 8 3 at the same time to exit without changing the val...

Page 72: ...e from the electricity supply by turning off the fused spur isola tion switch adjacent to the appliance and turn off the gas cock before carrying out any procedures whatsoever for cleaning maintenance...

Page 73: ...cocks Emptying the c h system 9 4 Close the c h isolating valves 5 and 9 in Fig 9 4 Loosen the central heating drain cock 11 indicated in Fig 9 5 Fig 9 5 OPEN CLOSED Main circuit drain valve 11 To mak...

Page 74: ...same time O by pulling towards the front O Fig 9 7 Fig 9 8 P Q Disconnect the fan connector Q by press ing the plastic hook P positioned at the bottom part of the connector Fig 9 8 Unscrew screws N an...

Page 75: ...En gineer who will carry out any cleaning using specific products Checking the flue expulsion 9 8 pipe Have the integrity of the flue outlet pipe air intake pipe checked periodically at least once a...

Page 76: ...heck the correct concentration of inhibitor in the heating water Setting the boiler chimney 9 14 sweep function With the boiler set in chimney sweep mode it is possible to exclude some boiler auto mat...

Page 77: ...ating mode Fig 9 14 Fig 9 14 Chimney sweep function at maximum output in domestic hot water mode Press further key 17 to vary again the output in chimney sweep mode when the LCD display displays the l...

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Page 80: ...Newman Park Western Way Wednesbury WS10 7BJ Sales Tel No 0121 506 1340 Sales Fax No 0121 506 1360 Service Tel No 0121 506 1350 Service Fax No 0121 506 1370 www biasi co uk 17962 1824 0 3109 80A5 UK 2...

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