Buderus Logano GB125 Installation And Maintenance Instructions Manual Download Page 1

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Installation and
maintenance instructions

Oil condensing boilers

Logano GB125 with
Logatop BE burner

6 720 64

6 462 (03

/20

07)

SY/JO/

B/I

S/SA/AE/

OM/

A/BH/YE

/IR/AF

/IQ

E/AZ

/AM/KW

For contractors

Read carefully prior
to installation and
maintenance.

Summary of Contents for Logano GB125

Page 1: ...nance instructions Oil condensing boilers Logano GB125 with Logatop BE burner 6 720 646 462 03 2007 SY JO LB IL PS SA AE OM QA BH YE IR AF IQ GE AZ AM KW For contractors Read carefully prior to instal...

Page 2: ...ons open flue operation 11 3 3 4 Fuel conditions 12 3 3 5 Mains power supply conditions 12 3 3 6 Conditions regarding hydraulics and water quality 12 3 4 Balanced flue operation 13 3 5 Open flue opera...

Page 3: ...fitted extension from VS1 to VS2 33 7 5 7 Installing the boiler drain fill valve accessory 33 7 6 Filling the heating system and checking for leaks 34 7 7 Making the electrical connection 36 7 7 1 Con...

Page 4: ...51 11 1 Why is regular maintenance important 51 11 2 Preparing the boiler for cleaning 51 11 3 Cleaning the boiler 52 11 3 1Cleaning the boiler with cleaning brushes 52 11 3 2Wet cleaning chemical cle...

Page 5: ...s the following symbols are used Cross references Cross references to a specific point in the document or to other documents are marked with an arrow 1 4 Please observe these safety instructions Obser...

Page 6: ...rom the mains power supply and safeguard it against unin tentional reconnection B Observe all installation instructions RISK TO LIFE through poisoning An inadequate supply of air can result in the esc...

Page 7: ...ol unit Boiler casing Boiler block with thermal insulation Boiler door Burner Heat exchanger system The control unit monitors and controls all electrical boiler components The boiler shell prevents en...

Page 8: ...29 0 35 1 Combustion output kW 18 2 22 4 29 9 36 3 Boiler water content I 35 6 35 6 44 9 44 9 Gas content I 42 9 57 9 Flue gas temperature1 balanced flue 55 30 C C 49 58 58 66 Flue gas temperature1 b...

Page 9: ...ncl packaging approx 6 8 heavier Country Germany Fuel types Fuel oil type EL to DIN 51 603 Comments The boiler may only be operated with the specified fuel Country Austria Fuels Fuel oil EL Comments T...

Page 10: ...i ons may lead to the damage of individual components or of the boiler B Observe the details on the boiler type plate which are binding and which must always be observed Operating Conditions Minimum b...

Page 11: ...Buderus catalogue Fans which extract air from the boiler room During burner operation no mechanical air handling equipment may be operated which could extract combustion air from the boiler room e g C...

Page 12: ...lead to a re striction of cross section in valves sieves and filters Tab 9 Fuels Operating Conditions Notes detailed requirements Power supply voltage 195 253 V Observe the voltage range of the burne...

Page 13: ...g combustion air and flue gas OC13x Concentric combustion air supply and flue gas routing horizontal through the outside wall The terminals are loca ted close beside each other in the same pressure ar...

Page 14: ...rmation in the Logatop BE RLU oil burner instructions 3 7 Terminal openings If the ventilation air and flue gas system terminals are beside each other you must take measures to prevent flue gases bein...

Page 15: ...ositive pressure System like B23 with requirement for tightness against positive pressure B33 GAX In conjunction with GAK open flue concentric air and flue gas routing OC13x Concentric ventilation air...

Page 16: ...as connecting piece for LAS according to Chapter 3 9 page 17 Ventilation air connecting piece for LAS according to Chapter 3 10 page 18 Terminal openings according to Chapter 3 7 page 14 OC53x Flue ou...

Page 17: ...ble in your country For installation types OC33x and OC53x Buderus offers the balanced flue systems listed at Tab 16 LAS sys tems The maximum lengths listed in Tab 17 can be achieved with the basic mo...

Page 18: ...tem plastic DN 80 125 Boiler size OC13 OC33x OC53x OC43x GA K and DO DO S GAF K Combustion air pipe via outer wall LAS ventilation shaft Variant 1 Variant 2 Variant 1 Variant 2 according to EN 13 364...

Page 19: ...an accessory Component Pce Packaging Boiler block 1 1 pallet Boiler casing fitted to the boiler block at the factory Burner cover fitted to the boiler block at the factory Heat exchanger system Oil b...

Page 20: ...and sensor ca ble from SAFe In balanced flue operation detach combustion air hose as well burner documentati on SYSTEM DAMAGE through impact B Please observe the handling refe rences on the packaging...

Page 21: ...o the installation location Fig 8 Dismantling the burner door USER INFORMATION B Prevent the burner door from falling over and damaging the burner and blast tube Fig 9 Lifting and handling the boiler...

Page 22: ...op posite side A minimum clearance of 300 mm between the cover and the ceiling is required to enable the heat exchanger sys tem to be cleaned from above SYSTEM DAMAGE from frost B Install the boiler i...

Page 23: ...he l h side of the boiler B First remove the hinge lobe hexagon bolts and then the hinge lobes B Fit the hinge lobes with the hexagon bolts on the l h side of the burner door B Hook the burner door wi...

Page 24: ...h the boiler Chapter 5 3 page 21 6 3 1 Fitting the adjustable feet B Tilt the boiler using a suitable transport accessory Chapter 5 3 page 21 or place a timber support underneath B Turn the adjustable...

Page 25: ...t and rear B Gently set the boiler down 6 4 Positioning and levelling the boiler You can level the boiler with the adjustable feet to pre vent air locks forming in the boiler block B Move the boiler i...

Page 26: ...ion For information on connecting the fuel supply see the burner documentation 7 1 Making the flue connection B Make the flue connection in accordance with the re quirements applicable in your country...

Page 27: ...n of the condensate pan and secure to the back panel of the boiler B Using a clip fasten combustion air hose to the con centric balanced flue outlet Fig 18 Fitting balanced flue outlet 1 Combustion ai...

Page 28: ...l connec tion through a shaft or a separate pipe in the shaft in the boiler room B Create a wall outlet of approx 90 mm and fit the wall bezel accessory B Connect the inlet hose at the boiler back pan...

Page 29: ...nsate drain ter minates in a tundish with siphon B When draining the condensate into a public sewer ensure that country speci fic standards and directives are obser ved B Also observe all regional reg...

Page 30: ...ctor with inserted flat gasket to connection RK RS B If no DHW cylinder is to be connected fit locking cap with inserted flat gasket to connection RS For additional installation steps documentation fo...

Page 31: ...ety kit accesso ry safety valve pressure gauge or air vent valve ac cessory to connection VSL Fig 24 Fitting the return connector 1 Flat gasket 2 Tee 3 Locking cap 4 Reducer G 1 to R 1 for existing pi...

Page 32: ...valve set to the heat exchanger We recommend the connection of an air vent valve set accessory to the heat exchanger connection B Remove air vent valve 2 from heat exchanger 1 B Seal in air vent valve...

Page 33: ...upper thermal in sulation from the heat exchanger B Undo the extension with an open ended spanner then turn it into the VS2 connection with an O ring and tighten B Seal VS1 connection with plug R1 B R...

Page 34: ...Green band 3 1 2 RISK TO HEALTH from contamination of drinking water B To prevent contamination of the potable water such as through water from the heating system always observe the country specific...

Page 35: ...hapter 7 5 4 page 32 B Once the desired operating pressure is reached stop the procedure B Check the connections and pipework for leaks B Vent the heating system via the radiator air vent val ves B To...

Page 36: ...ble clamps control unit stan dard delivery B Insert the cable clamp together with the cable from the top into the slots on the frame step 1 B Push cable clamp down step 2 B Push against the clamp step...

Page 37: ...t prior notice 37 B Push the control unit cover down into the guide rails B Tighten two screws to secure control unit cover B Fasten rear boiler cover with two screws B Place end cover on rear boiler...

Page 38: ...eating water or drain via the boiler drain fill valve until the required operating pressure has been reached B Vent the heating system while filling BOILER DAMAGE through excessive dust and airborne s...

Page 39: ...Position the hot gas baffle plates horizontally and push them into the hot gas flues B Close the burner door and secure with the two hexa gon bolts tighten to approx 10 Nm Tighten the he xagon bolts e...

Page 40: ...utton on the BC10 The status display on the BC10 lights up and the display shows the current boiler water temperature in C If fault message A11 appears set the date and time at the RC30 or RC35 progra...

Page 41: ...ck and make sure that the following settings on the programming unit are set Automatic operating mode Required room temperature Required DHW temperature Required heating program After completion of th...

Page 42: ...arge pressure of the expansion vessel observe expansion vessel documentation 38 __________ bar 4 Check the combustion air supply and flue gas routing 5 Check the location of the hot gas baffle plates...

Page 43: ...mperature in he ating mode Status display Many additional functions that enable convenient control over your heating sys tem are offered by the RC30 or RC35 programming units Observe the separate oper...

Page 44: ...it will not apply to DHW heating RISK TO LIFE from electricity B Isolate the heating system from the mains supply using the emergency stop switch upstream of the boiler room or by remo ving the main f...

Page 45: ...or a warning Locking faults cause the status display to flash Press the status display key to change between the various status displays Status Explanation LED 0 Off No DHW provision only central hea...

Page 46: ...ter temperature Service code Fault B When the display flashes disabling fault press the Reset button to reset the fault B If the display is not flashing blocking fault the fault will be reset automati...

Page 47: ...ting Maintenance acc to date the next maintenance message will be displayed precisely one year later Maintenance before expiry of the service interval Press the status display key several times until...

Page 48: ...be operated independently of a pro gramming unit The boiler will operate with the boiler water temperature selected on the r h rotary selector as the set temperature During manual mode the decimal po...

Page 49: ...ether DHW is to be heated by this boiler This pa rameter can be recognised by the letter C At setting 0 even frost protection is deactivated Hold down the Flue gas test and Status display keys simulta...

Page 50: ...n an emergency for example if there is a fire B Never risk your own life Your own safety is para mount B Turn off the fuel supply at the main shut off valve B Isolate the heating system from the power...

Page 51: ...ervicing For the tasks to be included in such contracts see the inspection and maintenance reports Chapter 11 9 page 58 11 2 Preparing the boiler for cleaning B Taking the heating system out of use Ch...

Page 52: ...ctly afterwards B Remove the hot gas baffle plates from the hot gas flues B Clean the hot gas baffle plates with one of the two cleaning brushes B Clean the hot gas flues by turning the round cleaning...

Page 53: ...mina tion soot or encrusting Follow the same procedure as for cleaning with brushes Chapter 11 3 1 page 52 B Cover the control unit with foil to prevent spray from entering it B Spray cleaning agent e...

Page 54: ...the rear boiler cover and remove it B Remove the thermal insulation B Undo the quick acting closures of the cleaning cover B Remove the cleaning cover and gasket from the heat exchanger system Fig 46...

Page 55: ...asket and replace it if it shows signs of damage or hardening Additional wet cleaning is possible Proceed in the same order as described for cleaning with the brush Fig 48 Sweeping the heat exchanger...

Page 56: ...arate manual B Undo the condensate hoses on the siphon B Remove deposits from the siphon and refill with wa ter B Refit the condensate hoses Fig 49 Cleaning the condensate pan 1 Cleaning cover 1 RISK...

Page 57: ...and tightness Check the CO CO2 values at the annular gap in the boiler connection piece B Check that the condensed water discharge does not become blocked otherwise the condensed water can run into th...

Page 58: ...urface for contami nation shut down the system for this step 51 5 Check the condensing heat exchanger system for the following Contamination Damage or hardening of gaskets 6 Check the burner burner do...

Page 59: ...ubject to change without prior notice 59 Date ______ Date ______ Date ______ Date ______ Date ______ Date ______ Date ______ 1 2 3 4 5 6 7 8 9 10 11 Companystamp signature Companystamp signature Compa...

Page 60: ...aces and combustion chamber and afterwards reposition hot gas baffle plates in their original loca tions 52 4 Check gaskets packing cord on the burner and burner door and re place if required 53 5 Che...

Page 61: ...re subject to change without prior notice 61 Date ______ Date ______ Date ______ Date ______ Date ______ Date ______ Date ______ 1 2 3 4 5 6 7 8 Company stamp signature Companystamp signature Companys...

Page 62: ...vice codes as well as possible causes and remedial measures B Press and hold down the Reset button for about 5 seconds to clear the fault The display shows rE whilst the reset is being imple mented Th...

Page 63: ...mperatures near the respective sensor The curves depict mean values and are subject to tolerances Measure resistance at the lead ends RISK TO LIFE from electricity B Isolate the heating system from th...

Page 64: ...ature 8 Flue gas connection 26 Flue gas mass flow rate 8 Flue gas temperature 8 Fuel oil viscosity 12 Fuels 9 H Heat exchanger system 54 Heating circuit quick installation system 30 I Installation loc...

Page 65: ...Notes Logano GB125 oil condensing boiler Technical specifications are subject to change without prior notice 65...

Page 66: ...Notes Logano GB125 oil condensing boiler Technical specifications are subject to change without prior notice 66...

Page 67: ...Notes Logano GB125 oil condensing boiler Technical specifications are subject to change without prior notice 67...

Page 68: ...osch Termoteknik D Ticaret A stanbul Deri ve End stri Serbest B lgesi T 10 Parsel 34975 Tuzla stanbul Turkey Tel 90 216 581 03 00 Products manufactured by Bosch Thermotechnik GmbH Sophienstrasse 30 32...

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Buderus Logano GB125, Installation And Maintenance Instructions Manual

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