Unical Lattner ALKON 50, Installation And Servicing Manual

Page 1: ...LKON 50 INSTALLATIONAND SERVICINGMANUAL Notice This manual is avaible in the English and French language In the Commonwealth of Massachusetts this boiler must be installed by a licensed Plumber or Gas...

Page 2: ...ler connection 31 Connection of the additional safety device 31 3 22 Wiring diagrams 32 3 23 Ladder diagrams 34 3 24 Starting up 35 3 25 Filling the system 35 3 26 Initial lighting 36 Preliminary chec...

Page 3: ...resistance to lime scale it is recommended to adjust the domestic hot water temperature as near as possible to the one you really require We recommend you to check the state of cleanliness of the dome...

Page 4: ...een purged For a correct purging of the tank contact the liquid gas supplier or a competent person who has been legally authorized If the tank has not been correctly purged problems could occur during...

Page 5: ...e the main gas tap Open all windows and doors where the gas leakage has occurred Inform the gas society or a company specialized in installing and servicing heating systems DANGER Explosive and easily...

Page 6: ...ciated hazard in writing DANGER Gas is flammable and may cause an explo sion Beware if you smell gas there may be an explo sion hazard If the information in these instructions is not followed exactly...

Page 7: ...g only original spare parts Non observance of the above requirement may jeopardize the safety of the appliance To guarantee the efficiency and correct functioning of the appliance it is indispensable...

Page 8: ...1 G Gas Inlet Sc Outlet condensate drain siphon from aluminium body Scf Outlet condensate drain siphon from the flue pipe SV Safety valve outlet A Air intake S Flue Outlet TECHNICAL FEATURES AND DIME...

Page 9: ...LVE SPACER PIPE REPLACEABLE FOR MOUNTING OF OPTIONAL CIRCULATOR FLOW TEMPERATURE SENSOR RETURN TEMPERATURE SENSOR OVERHEAT THERMOSTAT IGNITION TRANSFORMER MIN WATER PRESSURE SWITCH IGNITION ELECTRODE...

Page 10: ...PERATURE SENSOR RETURN TEMPERATURE SENSOR OVERHEAT THERMOSTAT IGNITION TRANSFORMER MIN WATER PRESSURE SWITCH IGNITION ELECTRODE SAFETY VALVE ALUMINIUM HEAT EXCHANGER CONDENSER CONDENSATE DRAIN 1 25 mm...

Page 11: ...n siphon 5 Overheat thermostat 6 Heat exchanger 7 Burner 8 Air vent valve 9 Flue outlet Air intake 10 Fan 11 Premix 12 Room sealed chamber 13 Replaceable pipe for insertion optional pump only for ALKO...

Page 12: ...RS BURNER PRESSURES DIAPHRAGMS OUTPUTS GAS CONSUMPTIONS please refer to the paragraph BURNER ADJUSTMENT Btu hr kW Btu hr kW Btu hr kW Btu hr kW Btu hr kW Btu hr kW Btu hr kW F C lb hr kg hr gal min l...

Page 13: ...after this verification has been carried out WARNING In rooms where there is the presence of aggressive vapours or dust the appliance must operate independently from the air present in the boiler s l...

Page 14: ...has been reviewed for compliance with the applicable sections of the following North American Standards ANSI Z21 13 CSA 4 9 Gas fired low pressure steam and hot water boilers ASME SECTION IV ASME Boil...

Page 15: ...rder to be able to securely hold and support the boiler weight with its water content Take note of the necessary space around the boiler for installation of venting system pipework and servicing See d...

Page 16: ...d de tergents paints adhesives in proximity of the boiler The boiler must be installed in such a way that it is pro tected from water dripping spraying rain etc during operation and service circulator...

Page 17: ...scale Boiler system flushing Not Boiler heat exchanger When replacing an existing boiler the heating system should be flushed with the old boiler in place before the new boiler is added to the sy stem...

Page 18: ...strictions The flue outlet pipe has a connection for the discharge of condensate The boiler room has a suitable outlet for the discharge of condensate produce by the boiler The electrical system has b...

Page 19: ...boiler running Minimum 8 inches W C with gas flowing verify during boiler startup Ensure that the high gas pressure regulator is installed at least 6 to 10 feet upstream of the boiler Gas piping Use a...

Page 20: ...ream of the dirt filter scale cartridge or y strainer When determining the size of the CH circuit pipes it is essential to bear in mind the pressure losses induced by any of the system s components an...

Page 21: ...gal h l h T 27 F 15 C Max flow rate demanded in gal h l h T 36 F 20 C 154 000 45 13 199 000 58 32 683 2826 513 2120 683 3927 663 2946 If determined by the installer or technical engineers must be size...

Page 22: ...or damage 3 13 CONNECTING THE EXPANSION VESSEL IN A SINGLE BOILER SYSTEM CAUTION Damage to the installation due to faulty pressure relief valve An expansion tank must be part of the central heating sy...

Page 23: ...e resistant to con densate if the condensate outlet of the boiler is lower than the drain a condensate pump must be used The condensate produced by the boiler has a pH value between 3 and 4 Do not dra...

Page 24: ...the supply water will prevent the above stated problems and will maintain the correct operation and efficiency of the generator in time For this purpose it will be necessary to fix the following chemi...

Page 25: ...not store flammable materials and liquids in the immediate vicinity of the boiler All Air from inside the Building room air The closet shall be provided with two permanent openings communicating dire...

Page 26: ...can freeze causing ice formations Do not use chimney as a raceway if another boiler or fire place is vented into or through chimney EXHAUST INTAKE 12 305 mm minimum 12 305 mm minimum 12 305 mm minimum...

Page 27: ...the roof The combustion air is withdrawn directly from the room where the boiler is installed The flue system must be installed in accordance with the local and national Standards Use only original L...

Page 28: ...total allowed linear maximum length of the smoke evacuation and air intake pipes of 3 15 80 mm is 787 4 20 m including one wide radius curve and one evacuation terminal ATTENTION In the case in which...

Page 29: ...t let terminals which admit fresh air to the burner and discharge the products of combustion to the outside through concentric or twin ducts The minimum distance between the inlet air duct and the flu...

Page 30: ...unless it is explicitly foreseen Do not permit children or inexpert people to use the appliance Mains electrical supply connection 120 V 60 Hz Power supply cord The boiler is provided complete with a...

Page 31: ...the connection remove the existing jumper CDS 1 Prearrangement for the connection of the additional safety devices LIGHTBLUE LIGHTBLUE LIGHTBLUE For the connection of the E8 heating controller to rem...

Page 32: ...GE P BLUE BROWN YELL GREEN GREEN GREEN WHITE WHITE WHITE BROWN BLUE BROWN GREEN RED CH WHITE DHW IG VM L1 N 120 V 60 Hz SS MDV 00333986 BLUE N BROWN L E ACC TR ACC BLUE BROWN RED YEL GREEN VG YEL GREE...

Page 33: ...C WHITE BLUE BLUE CDS 1 YELL GREEN BROWN BLUE P BOILER SYSTEM P SYST Pump system Note Any accessories shown in the drawn are not available for this model of boiler Minimum water pressure switch Igniti...

Page 34: ...E CAUTION HIGH VOLTAGE SPARK LEAD SPARK ROD A8 1 IG A8 2 IG A8 2 A9 2 A9 6 A6 6 A6 5 A9 5 A9 1 A8 1 A3 5 SRR RIBBON CABLE A3 A3 6 A3 3 SR A3 4 A4 6 PF A4 5 A4 4 A4 5 TL A4 1 CDS 1 A2 3 DK A2 1 8 8 8 D...

Page 35: ...efully by obser ving the following steps boiler in Off position open the radiator bleeds and make ascertain the good operation of the automatic air vent fitted in the boiler open progressively the fil...

Page 36: ...36 Instructions for the installer...

Page 37: ...n filled with water DANGER Before commissioning the appliance fill the siphon and check the correct drainage of the condensate If the appliance is used with the condensate drain siphon empty there cou...

Page 38: ...the gas valve knob in OFF position After 1sec boiler switch off LIGHT BLUE Power on by switching ON OFF switch 3 27 TESTING THE IGNITION SAFETY SHUT OFF DEVICE Lock out indicator led illuminated faul...

Page 39: ...onds the boiler will operate in the CH mode at the maximum output led 1 illuminated Check that the C02 values are within the values indicated in the table Burner pressures If necessary correct the val...

Page 40: ...ANTICLOCKWISE direction in order to decrease it Type of Gas 7 1 74 11 2 74 7 1 74 11 2 74 0 038 1 07 0 015 0 42 0 038 1 07 0 015 0 42 0 173 4 91 0 067 1 90 0 156 4 42 0 060 1 71 A Natural E Propan HD...

Page 41: ...ing the desired value pressing the YELLOW key stores this new value in the memory Press the YELLOW key and the LIGHT BLUE key simultane ously to enter in the service mode SE and change the values of t...

Page 42: ...LUE VIOLET YELLOW BLUE LIGHT BLUE VIOLET YELLOW BLUE 3 30 VARIATION OF INPUT RANGE FOR HIGH ALTITUDE It is necessary adjust nominal heat input by reducing the fan speed Modify the parameter FH from th...

Page 43: ...nd return pipes as well as the cold water inlet valve Remove the appliance s front panel After having carried out all the necessary maintenance work always follow these steps Open the CH flow and retu...

Page 44: ...n be found on the back page of this manual Verify that the air ventilation system air intake and air intake pipes are unobstructed After 1 year maintenance Perform cleaning of the burners only by blow...

Page 45: ...ame must burn with a clear ORAN GE stable flame Check the flame through the inspection glass The flame pattern should be as shown in the figures below SATISFACTORY ORANGE FLAME FLAME YELLOW CO2 HIGH N...

Page 46: ...THE CONDENSATE DRAIN SIPHON In order to check and clean the siphon carry out the following steps unscrew the plastic nuts 1 and 2 and to remove the siphon Verify if there are any deposits flush them...

Page 47: ...3 Code Description Mains voltage 96 Vac Corrective action Check that the mains voltage is 96 Vac if the mains voltage is correct replace the control board Code Description Insufficient gas pressure Co...

Page 48: ...ion Flame signal detected before the ignition cycle Corrective action Disconnect the detection electrode s wire from the control board if the error code disappears replace the cable otherwise replace...

Page 49: ...49 Spare parts ALKON 50 13 36 37 41 39 38 3 9 33 23 31 43 20 10 32 12 1 18 2 14 16 2 25 4 22 26 4 4 4 27 28 17 8 21 6 29 7 35 6 39 11 24 42 5 15 44 44 34 40 45...

Page 50: ...50 Spare parts ALKON 70 13 36 37 41 39 38 3 9 33 23 31 43 20 10 32 12 1 18 2 14 16 2 25 4 22 4 27 28 17 8 21 6 6 30 39 11 24 42 5 15 4 26 4 35 44 44 34 45 40...

Page 51: ...at thermostat 203 F 95 C 22 95261988 3 15 80mm seal 2 pcs 23 95261999 Cover protection switch 24 95262087 3 15 80mm seal 25 95262128 Gas valve 26 95263579 Ignition transformer 27 95263551 Fan Alkon 70...

Page 52: ...press Also reserves the right to bring those changes that it will hold necessary to it own products or profits without jeopardizing its essential characteristi cs Lattner Boiler Mfg Co 1411 9th St S W...