DODA BG80 18.5 kW Use And Maintenance Booklet Download Page 1

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COSTRUZIONE MACCHINE AGRICOLE di DODA ALDO & C. s.n.c.

Via Sante Salmaso 18/20 46010 BUSCOLDO (MN) ITALY Tel. +39 0376/410043 Fax. +39 0376/410032

http://www.doda.com Email: [email protected]

USE AND MAINTENANCE BOOKLET

BG80 SERIES MIXER FOR BIOGAS DIGESTERS

Summary of Contents for BG80 18.5 kW

Page 1: ...AGRICOLE di DODA ALDO C s n c Via Sante Salmaso 18 20 46010 BUSCOLDO MN ITALY Tel 39 0376 410043 Fax 39 0376 410032 http www doda com Email doda doda com USE AND MAINTENANCE BOOKLET BG80 SERIES MIXER...

Page 2: ...INVERTER 19 6 6 PACKAGING HANDLING RECEIPT AND STORAGE 20 6 6 1 1 PACKAGING 20 6 6 2 2 HANDLING 20 6 6 3 3 HANDLING WITHOUT PACKAGING 21 6 6 4 4 RECEIPT 22 6 6 5 5 STORAGE 22 7 7 ORDINARY EXTRAORDINA...

Page 3: ...he right to change supplement or improve this manual such changes shall not however constitute a reason to consider this copy inadequate The manual drafted to comply with the ATEX directive forms an i...

Page 4: ...is provided with this manual which reproduces the information of the plate affixed to the mixer unit and lists the product specification data It is recommended that you place this sticker in the dedic...

Page 5: ...t belongs This group refers to equipment that can be used in all locations with the EXCEPTION of MINES 4 2 Category of the equipment to which the certification relates products designed to operate in...

Page 6: ...70 EN 60079 15 EN 1127 1 Conformity has been verified on the basis of the requirements set forth in the following standards or regulatory documents Tipo di protezione ATEX II 2G Ex ck IIA T4 ATEX Prot...

Page 7: ...the machine which may under certain conditions pose a risk to the safety of the operator to the machine itself or to adjacent parts structures DANGER This symbol draws attention to important warning m...

Page 8: ...th ATEX directive 94 9 EC users must respect the technical data specified on the information plate and the documentation the latter must be stored near the equipment or somewhere known and easily acce...

Page 9: ...urely hermetically sealed thanks to a robust expansion joint with a flange this is firmly secured to the transmission and to the mixer frame As the bacteria is mixed with a stroke that is both vigorou...

Page 10: ...o contact with the fluid as well as all components incorporated into the tank are made from stainless steel 2 The mixer shaft sits in an oil bath 3 Widia mechanical seal with sliding ring on the trans...

Page 11: ...rent at 34 26 30 7 Torque 102 91 86 8 Frequency at 50 Hz Power 15 84 13 32 No of revs 1470 1466 Nominal current at 31 79 28 5 Torque 102 91 86 8 Temperature probe PTC 120 PTC 120 Coaxial reducer Trans...

Page 12: ...and BG80 22 kW models Electric motor Specific plate with technical data for use with variable speed of the 18 5 kW electric motor Specific plate with technical data for use with variable speed of the...

Page 13: ...gg2013 Page 13 of 40 The plates listed here below relate to the electric motor for the standard BG80 18 5 kW and BG80 22 kW models Reducer Reducer plates for the 18 5 kW BG80 mixer Reducer plates for...

Page 14: ...ion surface Check that all screws that come into contact with the mixer are correctly tightened Both the moving parts of the orientation device and the support bearings for the fixing screws must be s...

Page 15: ...e fault which has been identified All screws and nuts must be firmly tightened as indicated in Table in Chapter 8 and must be checked daily Any interventions in this regard must be documented Carry ou...

Page 16: ...lectrochemical reactions significant acidification of the co ferments and wet waste often at temperatures exceeding 45 C 5 5 USE 5 5 1 1 INTENDED USE The equipment is to be used exclusively for mixing...

Page 17: ...e mixer using a hand pump follow the following procedure move the flow change lever to the left or to the right see image below engage the lever and perform an alternating vertical movement until the...

Page 18: ...a tank that is sufficiently full and with propeller blade cover of at least 0 5 m If the propeller is partly uncovered a strong degree of lateral oscillation will be evident particularly in the motor...

Page 19: ...with a temperature control system using PTC or PT 100 thermistors inserted in the coil that ensure that the temperature range limits are maintained The user must connect the terminals of the PRC or PT...

Page 20: ...ove the items using lifting devices that are compatible with the type of packaging and that indicate a sufficient lifting capacity Do not tilt or overturn during lifting and transport If the packages...

Page 21: ...ing the package Machine lifting and handling operations may only be carried out using The machine must never be lifted by gripping the weakest parts of the structure or by gripping moving parts it mus...

Page 22: ...t the packages from dirt dust and humidity Do not stack the pieces one on top of another Do not walk on the package and do not place items on top of it Do not place the package near passageways If pos...

Page 23: ...M30 self locking fixing nuts should also be replaced When performing replacement operations check that the assembly surfaces are clean All maintenance operations performed must be properly documented...

Page 24: ...structions contained in the dedicated Dimensional Drawing must be observed in full when preparing for to operate the machine All installation operations must be carried out with maximum regard for saf...

Page 25: ...installation The different types of mixer installation have been specially designed to suit the range of location and work conditions of the various Biogas plants as well as the manufacturing charact...

Page 26: ...vel There should be no cavities or irregularities 8 8 1 1 2 2 GENERAL INSTRUCTIONS TO PREPARE THE SITE FOR WALL MOUNTING To mount the mixer a 1 300 mm x 1 300 mm hole must be made in the wall The equi...

Page 27: ...E MIXER IN PLACE The instructions provided here below are only valid if the mixer is being installed on a tank which has never been filled with biomass and or liquids gas or vapours which could give r...

Page 28: ...nnections can be made in potentially explosive atmospheres The cable must be sufficiently long so as to enable the mixer to tilt this is because there is a potential risk of tearing The electrical cab...

Page 29: ...the tank as necessary particularly when carrying out maintenance on wall mounted mixers Warning In areas with potentially explosive atmospheres it is absolutely prohibited to Perform any repair or ma...

Page 30: ...er operating period could be set as follows 1 Standard operation Variable operating time from 2 to 5 min and idle time 20 min in the event of insufficient mixing the operating time should be increased...

Page 31: ...ctive use such as for example welding units hoses oxyacetylene torch with a naked flame etc must only be used in areas not classified as being at risk of explosion The use of these tools does not exem...

Page 32: ...he work area f Have a holistic knowledge of the requirements for selecting mounting repairing and restoring the machine 1 12 2 2 2 2 2 SKILLS The operators must be capable of demonstrating their skill...

Page 33: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 33 of 40 1 13 3 SPARE PARTS 1 13 3 1 1 CEILING MOUNTED ASSEMBLY...

Page 34: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 34 of 40 1 13 3 2 2 WALL MOUNTED ASSEMBLY...

Page 35: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 35 of 40 13 3 EXPLODED VIEW DRAWING OF CEILING MOUNTED CASING...

Page 36: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 36 of 40 LIST OF PIECES OF CEILING MOUNTED CASING 1 13 3 2 2...

Page 37: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 37 of 40 1 13 3 4 4 EXPLODED VIEW DRAWING OF WALL MOUNTED CASING...

Page 38: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 38 of 40 LIST OF PIECES OF WALL MOUNTED CASING...

Page 39: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 39 of 40 1 13 3 5 5 EXPLODED VIEW OF BG80 TRANSMISSION...

Page 40: ...BG80 USE AND MAINTENANCE BOOKLET Rev 1 of 23 04 2013 of BG80 uk agg2013 Page 40 of 40 LIST OF PIECES OF BG80 TRANSMISSION...

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DODA BG80 18.5 kW, Use And Maintenance Booklet

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