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Summary of Contents for Unical Lattner ALKON 50
- Page 1 ® LATTNER Condensing gas boiler ALKON 50 ALKON 70 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 Fitter. INSTALLATION AND SERVICING MANUAL...
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Page 2: Table Of Contents
This unit is ready for operation with gas A (natural), you can make the transformation to work with gas E and (propane HD) using proper kit provided by LATTNER Warning: Any operation on the unit must be performed by authorized personnel. Warning: this manual contains instructions to be used exclusively by the installer and/or a competent person in accordance with the current laws in force. -
Page 3: General Information
General Information GENERAL INFORMATION 1.1 - SYMBOLS USED IN THIS GUIDE When reading this guide particular care has to be given to the parts marked with the followings symbols: DANGER WARNING CAUTION INDICATES AN IMMINENTLY HAZAR- INDICATES A POTENTIALLY HAZAR- INDICATES A POTENTIAL HAZAR- DOUS SITUATION, WHICH IF NOT DOUS SITUATION, WHICH IF NOT AVO-... -
Page 4: Information To Be Passed Over To The Person In Charge Of The Appliance
General Information 1.4 - INFORMATION TO BE HANDED OVER TO THE USER Go through the information in this manual with the owner/operator and make sure that he or she is familair with all necessary operating instructions, in particular: • Hand over these instructions to the end user, together with any other literature regarding this appliance, placed inside the envelope contained in the packaging. -
Page 5: Data Badge
General Information DANGER Smell of gas If you smell gas follow these safety indications: Do not turn on or off electrical switches Do no smoke Do not use the telephone Close 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 inflammable substances... -
Page 6: The Following Instruction
General Information 1.7 - THE FOLLOWING INSTRUCTION MUST BE FOLLOWED The boiler must only be used for its designated purpose, WARNING as described in the Installation Instructions. WHAT TO DO IF YOU SMELL GAS Each unit is fitted with a data plate. Consult the details on - Do NOT try to light any appliance. -
Page 7: Tools, Materials And Additional Equipment
General Information Do not obstruct the intake/outlet terminal ducts. 1.8 - TOOLS, MATERIALS AND ADDITIONAL EQUIPMENT In the event of failure and/or faulty functioning of the appliance, For the installation and maintenance of the boiler you switch off the boiler. Do not attempt to make any repairs: will need: contact qualified technicians. -
Page 8: Technical Features And Dimensions
AND DIMENSIONS 2.1 - TECHNICAL FEATURES • eBUS device; The ALKON 50 and ALKON 70 boilers are a thermals gas fired • CH temperature selector switch: 86 ÷176 °F (30 ÷ 80°C); units with an atmospheric fully pre-mixed burner. • Flame modulation in function of the absorbed power;... -
Page 9: Main Components
Technical features and dimensions 2.3 - MAIN COMPONENTS ALKON 50 FLUE OUTLET PIPE SMOKE (Ø 3.14’’ MODULATING PRESSURE - 80 mm) SWITCH VENT AIR INTAKE VALVE OPENING (Ø 3.14’’ - 80 mm) IGNITION ELECTRODE IGNITION ALUMINIUM HEAT EXCHANGER/ TRANSFORMER CONDENSER... - Page 10 Technical features and dimensions ALKON 70 FLUE OUTLET PIPE SMOKE (Ø 3.14’’ MODULATING PRESSURE - 80 mm) SWITCH VENT AIR INTAKE VALVE OPENING DETECTION (Ø 3.14’’ ELECTRODE - 80 mm) IGNITION ELECTRODE IGNITION ALUMINIUM HEAT EXCHANGER/ TRANSFORMER CONDENSER OVERHEAT THERMOSTAT FLOW TEMPERATURE SENSOR...
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Page 11: Boiler Water Circuit Diagram
12 Room sealed chamber ATTENTION! 13 Replaceable pipe for insertion optional pump THE PRE- FORMING FOR THE BOILER PUMP (only for ALKON 50) IS ONLY FOR THE PUMP KIT SUPPLIED BY pump only for ALKON 70 LATTNER 14 Pressure switch against lack of water... -
Page 12: Performance Data
Technical features and dimensions 2.5 - PERFORMANCE DATA For information regarding the adjustment of: INJECTORS - BURNER PRESSURES – DIAPHRAGMS – OUTPUTS – GAS CONSUMPTIONS please refer to the paragraph BURNER ADJUSTMENT. ALKON 50 ALKON 70 Minimum heat input [Btu/hr (kW)] 38,500 (11.28) -
Page 13: Instructions For The Installer
Instructions for the installer INSTRUCTIONS FOR THE INSTALLER 3.1 - GENERAL WARNINGS WARNING! WARNING! The appliance must be installed by a qualified This boiler has to be destined for the use for engineer, who complies to the technical- which it has been expressively designed for. professional requirements, who, under his own Any other use shall be considered improper responsibility, guarantees the compliance of... -
Page 14: Code And Standard Approvals
APPROVALS The ALKON 50/70 boiler is supplied fully assembled in a strong cardboard box. ALKON 50 - 70 has been reviewed for compliance with the applicable sections of the following North After having unpacked the boiler check that it is American Standards: intact and undamaged. -
Page 15: Minimum Clearance
Instructions for the installer Remove the packaging materials. Do not tear the packaging. Lay the boiler on its back during unpacking. When unpacking, the casing can be removed from the boiler. This part can be kept apart during installation. It must be placed on the boiler and fixed with the screw behind the door before the boiler is started up. -
Page 16: Boiler Location In A Boiler House
Instructions for the installer 3.5 - BOILER LOCATION INSIDE A BOILER HOUSE • The boiler must be installed in such a way that it is pro- Special attention shall be paid to local regulations and laws tected from water (dripping, spraying, rain, etc.) during about boiler houses and particularly to the obligation of operation and service (circulator replacement, condensa- keeping minimum clearances and empty space around the... -
Page 17: Connections
Instructions for the installer 0,5’’ 0,5’’ 0,5’’ (12 mm) (12 mm) (12 mm) 3.7 - INSTALLATION ON EXISTING HEATING SYSTEMS 3.3’’ 4.3’’ 4.3’’ 5.2’’ 7.0’’ (85 mm) (110 mm) (110 mm) (132 mm) (177 mm) - The circulation pump’s output, the head and flow direction are suitable. - Page 18 Instructions for the installer tested for soundness, insulated and must not have any occlusions or restrictions. - 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.
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Page 19: Gas Connection
Instructions for the installer 3.8 - GAS CONNECTION 3.8.1 - GAS CONNECTION WITH NATURAL GAS DANGER Pipe sizing for natural gas The gas connection must be carried out by a registered engineer who will have to respect Contact gas supplier to size the gas supply line and meter. and comply to the regulations in force and to the requirements indicated by the local gas supplier. -
Page 20: Connection Return And Flow System Pipes
Instructions for the installer 3.9 - FLOW AND RETURN PIPE CONNECTIONS NOTICE When using plastic pipes, observe the supplier’s instructions especially those referring to recom- mended jointing techniques and the notes rela- ting to the heating system water. NOTICE To prevent contamination in the heating system we recommend you integrate a dirt filter in the return pipe, near the boiler. -
Page 21: Determination Of Primary Boiler Pump Or Boiler Pump System
B) Pressure drop between Return and Delivery (For boilers supplied without pump) PRESSURE AVAIBLE TO THE SYSTEM (red) PRESSURE LOSSES (Blue) PRESSURE AVAIBLE ALKON 70 (1) ALKON 50 (2) (1) PRESSURE LOSSES ALKON 50 water flow rate gal/h VALUES REFER TO THE MAX SPEED IF EQUIPPED WITH OPTIONAL PUMP NOTE: The use of a mixing header fitted between the boiler circuit and the system circuit is always advisable. -
Page 22: Pressure Relief Valve Drain Pipe
Instructions for the installer 3.11 - PRESSURE RELIEF VALVE DRAIN 3.13 - CONNECTING THE EXPANSION PIPE VESSEL IN A SINGLE BOILER SYSTEM WARNING! Please remember that it is forbidden to CAUTION interpose, between the boiler and the Damage to the installation due to faulty pressure relief valve, any type of cutting-off pressure relief valve. -
Page 23: Underfloor Heating System
Instructions for the installer 3.14 - UNDERFLOOR HEATING SYSTEM NOTICE Use materials approved by the authority having (PLASTIC PIPES) jurisdiction. in the absence of such authority, PVC and CPVC pipe must comply with ASTM D1785, NOTICE F441 or D2665. Cement and primer must com- When using oxygen-permeable pipes, e. -
Page 24: Water Treatment
Instructions for the installer 3.16 - WATER TREATMENT An appropriate treatment of the supply water will prevent The chemical/physical features of the heating system’s water the above stated problems and will maintain the correct are fundamental for the boiler’s correct operation and safety. operation and efficiency of the generator in time. -
Page 25: Combustion Air And Ventilation Openings
Instructions for the installer 3.17 - COMBUSTION AIR AND VENTILATION OPENINGS Provisions for combustion and ventiiation air must be made All Air from inside the Building (room air) in accordance with section 5.3, Air for Combustion and Venti- The closet shall be provided with two permanent openings lation, of the National Flue Gas Code, ANSI Z223.1/NFPA 54., communicating directly with an additional room(s). -
Page 26: Installation Of The Exhaust And Air Intake System
Instructions for the installer 3.18 - INSTALLATION OF THE EXHAUST AND AIR INTAKE SYSTEM NOTICE Consult local and state codes pertaining to spe- 12’’ (305 mm) cial building 12’’ (305 mm) minimum code and fire department requirements. Adhere minimum to national EXHAUST code requirements. - Page 27 Instructions for the installer The flue system must be installed in 3.19 - ROOM AIR SYSTEM accordance with the local and national FOR INSTALLATION USING INDOOR Standards. COMBUSTION AIR Use only original LATTNER flue outlet systems, which are Boiler designed to be connected to an open flue which will provided from the follow manufacturer: terminate vertically through the roof.
- Page 28 Instructions for the installer The total allowed linear maximum length of the smoke evacuation and air intake pipes, of Ø 3.15‘‘ (80 mm), is 787.4‘‘ (20 m), including one wide radius curve and one evacuation terminal. ATTENTION! In the case in which danger of freezing subsists, the insulation of the smoke evacuation pipe is recommended on the whole length, in both cases, outside or in the chimney.
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Page 29: Vent And Air Supply System For Orizontal Direct Vent System
Instructions for the installer 3.20 - VENT AND AIR SUPPLY SYSTEM COMBINATION DIRECT VENT SYSTEM FOR ORIZONTAL DIRECT VENT Boiler with separate air inlet and products outlet. These ducts SYSTEM can discharge into areas with different pressure. The two terminals must not be fitted on to two opposite walls. Boiler designed for connection to horizontal inlet and out- let terminals, which admit fresh air to the burner and discharge the products of combustion to the outside through concentric... -
Page 30: Electrical Connection
Instructions for the installer 3.21 - ELECTRICAL CONNECTIONS Regulations in force Mains electrical supply connection The electrical connections to the boiler must be made in ac- cordance with all applicable 120 V - 60 Hz local codes and the latest revision of the NFPA 70: National Power supply cord Electrical Code The boiler is provided complete with a power supply cord... -
Page 31: Room Thermostat And/Or E8 Heating Controller Connection
Instructions for the installer Room thermostat and/or E8 heating controller connection CAUTION Switch off and disconnect the electricity supply before carrying out any operations on the electrical parts. E8 heating Room controller thermostat For the connection of the E8 heating controller, to remove the “bridge wire”... -
Page 32: Wiring Diagrams
Instructions for the installer 3.22 - WIRING DIAGRAM for ALKON 50 00333986 Only with BOILER YELL-GREEN BLACK BLACK BLUE BROWN ORANGE BLACK BLACK (-) WHITE RIL./REG. BROWN (PWM) BLUE (TACHO) ORANGE + BROWN BLUE GREEN BROWN (L1) ALIM. BLUE (N) - Page 33 Instructions for the installer WIRING DIAGRAM for ALKON 70 BOILER YELL-GREEN BLACK BLACK BLUE BROWN ORANGE BLACK (-) RIL./REG. BROWN (PWM) BLUE (TACHO) ORANGE + GREEN BROWN (L1) ALIM. BLUE (N) GREEN 120V BLUE WHITE BROWN WHITE 1 (NC) BROWN BLUE BLUE 3 ( C ) WHITE...
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Page 34: Ladder Diagrams
Instructions for the installer 3.23 - GENERAL LADDER DIAGRAM SL (**) CDS-1 A4-2 A4-4 A3 6 - A3-5 A3 4 - A3-3 A4-6 A4-5 A4-4 A4-5 A4-1 A2-3 A2-1 A4-3 DISPLAY 8 8 8 RIBBON CABLE AC/DC A8 - 2 A8 - 1 FLAME RL 3... -
Page 35: Starting Up
Instructions for the installer 3.24 - STARTING UP: Filling and de-aerating the boiler and installation CAUTION NOTICE Observe the following rules of safety: Take note of the following when maintenance - All work on the unit must take place in a or adjustments are needed: dry environment. -
Page 36: Ignition And Switching Off
Instructions for the installer... -
Page 37: Initial Lighting
Instructions for the installer 3.26 - INITIAL LIGHTING PRELIMIARY CHECKS CAUTION DANGER! The first ignition must be carried out by a Before commissioning the appliance fill the qualified technician. Failure to do so could siphon and check the correct drainage of the cause injury to persons, animals or damage condensate. -
Page 38: Testing Ignition Safety Shut Off Device
Instructions for the installer 3.27 - TESTING THE IGNITION SAFETY SHUT OFF DEVICE Power on by switching ON-OFF switch Check that the boiler is connected to the electrical supply; the green indicator led “Q” ( ) on the control panel must be illuminated. Create a request in CH by pressing key indicate. -
Page 39: Burner Adjustment
Instructions for the installer 3.28 - BURNER ADJUSTMENT WARNING! All the instructions indicated below are for the exclusive use of qualified LATTNER service technicians or installers. All the boilers are supplied already calibrated and tested. If it is necessary to change the calibration due to gas conversion or adaptation to the mains supply system, the gas valve must be re-calibrated. - Page 40 At this point carry out the burner adjustment as previously indicated. INJECTORS – PRESSURES Check the C0 levels often, especially at low flow rate ALKON 50 level Start V max Type of Supply level Fan speed Ø...
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Page 41: Programming Of The Operational Parameters
LIGHT VIOLET BLUE BLUE BLUE YELLOW BLUE YELLOW ALKON 50 Standard Natural Gas setting 40 % 50 % BURNER MODULATION LEVEL IN IGNITION (IG) Standard LPG setting 50 % 50 % By pressing the YELLOW key you have access to the first... -
Page 42: Variation Of Input Range For High Altitude
Instructions for the installer SETTING OF THE MINIMUM HEATING TEMPERATURE 3.30 - VARIATION OF INPUT RANGE FOR HIGH ALTITUDE Continue to change to the parameters by pressing the – key (decrease). It is necessary adjust nominal heat input by reducing The successive parameter which can be changed is: SETTING the fan speed. -
Page 43: Servicing Schedule
Servicing schedule INSPECTION AND SERVICING SCHEDULE CAUTION 4.1 - INSTRUCTIONS FOR INSPECTION To ensure the continued safe and efficient AND SERVICING operation of the boiler it is highly recommended that it is checked at regular CAUTION intervals and serviced when necessary, and To ensure a long life to all your boiler that only original spare parts are used. -
Page 44: Periodic Examination Of Venting System
Servicing schedule 4.2 - PERIODIC EXAMINATION OF VENTING SYSTEM The inspection of the boiler and venting system should be done every 1 years and full maintenance every 2 years, whichever occurs first. When doing this the circumstances of the boiler’s location must be taken into account. From this one can determine whether to deviate from this advice. -
Page 45: Visual Inspection Of The Flame
Servicing schedule 4.5 - VISUAL INSPECTION OF THE FLAME (2 and 4 year maintenance) The burner must flame evenly over the entire surface when SATISFACTORY operating correctly. The flame 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. -
Page 46: Verification And Cleaning Of The Condensate Evacuation Siphon
Servicing schedule CLEANING 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 out with clean water;... -
Page 47: Fault Finding
Fault finding FAULT FINDING 5.1 - ERROR CODES Code: Description: Over high temperature detected by The boiler is fitted with an integrated diagnostic readout which, the heating sensor (SR) >203°F (>95°C) in case of malfunction, consents the immediate individuation of the type of fault directly on the control panel display Corrective action: Check the system’s water In the following fault finding table our purpose is to give some circulation... -
Page 48: Request Of Maintenance
Fault finding 5.2 - REQUEST OF MAINTENANCE Code: Description: Common chimney obstruction The boiler has an integrated system that, after 15.000 Corrective action: Verify the chimney ignitions (3 value displayed x 5000) Value switching On or 3.000 (3 value displayed x 1000) hours of operation of the burner, provides to signal that the boiler needs maintenance. -
Page 49: Spare Parts
Spare parts ALKON 50... - Page 50 Spare parts ALKON 70...
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Page 51: Spare Parts List
Safety valve 6 bar 95000936 Heat exchanger Alkon 50/70 95000933 PCB Alkon 70 95000934 PCB Alkon 50 951000105 Dash board Alkon 70 951000104 Dash board Alkon Alkon 50 95212123 RH casing 95212125 Front casing 95212658 LH casing 95250489 Fan seal 95251384... - Page 52 ® LATTNER Lattner Boiler Mfg. Co. 1411 9 St. S.W. - P.O. Box 1527 - Cedar Rapids, IA 52404 319 - 366 - 0778 - 800 - 345 - 1527 - Fax: 319 - 366-0770 www.lattner.com LATTNER declines every responsibility for the possible inaccuracies if owed to errors of transcript or press.