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Dura 65

30 | Page

Version 1.0v-05/2021

© Verder International B.V

8 Troubleshooting

8.1 Pump malfunctions

If malfunctions occur which are not specified in the following
table or cannot be traced back to the specified causes, please

consult the manufacturer.

Possible malfunctions are identified and respective cause and

remedy are listed in the table.

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Содержание Dura 65

Страница 1: ...Peristaltic Hose Pump Original Operating Manual Dura 65 Version 1 0v 05 2021 Print No 01...

Страница 2: ...1 0v 05 2021 Print No 01 Dura 65 The information in this document is essential for the safe operation and servicing of Verderflex Dura 65 pumps This document must be read and understood thoroughly pr...

Страница 3: ...nspection Window 5 7 Installing the Hose 5 8 Flange Assembly 5 8 1 Port Flange Assembly without Insert 5 8 2 Port Flange Assembly with Insert 5 9 Filling the Pump with Lubricant 5 10 Connecting the Pi...

Страница 4: ...rget Groups Duty Operating Company u Keep this manual available at the operating site of the pump u Ensure that personnel read and follow the instructions in this manual and any other applicable docum...

Страница 5: ...ty relevant faults shut down the pump immediately and have the malfunction corrected by qualified personnel The installation of the pump must comply with the require ments of installation given in thi...

Страница 6: ...dous pumped liquids e g hot flammable poisonous or potentially harmful Use appropriate Personal Protective Equipment when car rying out any work on the pump 2 3 2 Sharp Edges Pump parts such as the sh...

Страница 7: ...ensing Out of direct sunlight Frost free temperature range 5 to 45 C Vibration free Dust free 2 Depending on these conditions it may be advisable to place a moisture absorbing product such as Silica g...

Страница 8: ...m to be pumped does not come into contact with any moving parts and is totally contained within the hose A rotor passes along the length of the hose com pressing it This motion forces the contents of...

Страница 9: ...cant u Grease the gearbox adaptor bearing carrier through the grease nipple g 7 2 3 Maintenance Schedule Pump Layout Exploded view Dura 65 1 2 1 3 2 2 10 11 1 Front Cover Inspection Window and Gasket...

Страница 10: ...itions Pump is freely accessible from all sides Sufficient space is available for the installation removal of the pipes and for maintenance and repair work especially for the removal and installation...

Страница 11: ...g Cross Section of Pipe Work 1 Avoid bending radii of less than 10r r the radii of nominal piping 2 Avoid abrupt changes of cross section along the piping 5 3 5 Providing Safety and Control Devices re...

Страница 12: ...e 303 304 305 Gearboxes M12 Screws x10 u For the 306 Gearbox M14 Screws x 12 5 Use a torque wrench to apply tightening torque g Appendix A DANGER 6 Apply anti seize grease to the motor shaft 7 Attach...

Страница 13: ...e window and gasket ensuring it is fitted the correct way with the bolts g 5 6 Fitting the Inspection Window Figure 6 Shimming 5 6 Fitting the Inspection Window 1 Fit M8 cap head bolts with washers in...

Страница 14: ...is evenly fitted All 4 bolts should be fitted to each flange to avoid compromising the perfor mance of the pump 7 Ensure that the hose can be seen only through the drain port on the port flange Figure...

Страница 15: ...e plate or partly submerge the plate The indicator plate is visible through the non ATEX inspection window 6 Refer to the Appendix A for the required quantity 7 Position the breather cap and tighten i...

Страница 16: ...uid and dispose of it in accordance with environmental rules and requirements Checklist Pump set up and connected properly Motor set up and connected properly All connections stress free and sealed Pu...

Страница 17: ...carrying out any work on the pump Damage to hose due to sediments u If the pumped liquid crystallizes polymerizes or solidifies Flush the hose Make sure that the flushing liquid is compatible with the...

Страница 18: ...rk on a pump in operation u Allow the pump to cool down completely before starting any repair work Risk of injury due to pressure buildup u Do not carry out any repairs maintenance work on a pump in o...

Страница 19: ...durations or temperatures be exceeded u Food Grade Approval All VERDERFLEX NBRF food grade hoses inner liners are certi ed as compliant to FDA CFR 21 Parts 170 to 199 Item 177 2600 EC regulation No 19...

Страница 20: ...n manual Check pump for unusual temperatures or noise in operation Daily visual inspection Scheduled intervals during operation u Check pump gearbox and bearing housing for damage u Replace worn compo...

Страница 21: ...ly emptied and decontaminated Pump cooled down Hose dismounted g7 6 Hose Change Obtain prior authorization before repair or return of the pump u Enclose a completed document of compliance when returni...

Страница 22: ...drain the lubricant as shown in the image 4 Close the valve in position by rotating the lever to 90 to the right WARNING Figure 17 Drain the Lubricant Figure 18 Close the Valve 4 For how to fill the p...

Страница 23: ...rain out 3 Remove the turn flange connector by rotating it to 90 anti clockwise then remove the bolts 4 Slide the port flange off the hose WARNING CAUTION Figure 21 Grease the Gearbox Adaptor Bearing...

Страница 24: ...Risk of injury u Always isolate the power supply before working on the pump Risk of injury while dismounting the pump u Use protective equipment when carrying out any work on the pump Checklist Motor...

Страница 25: ...otor isolated System secured against being switched back on again 1 Remove the hose Please refer to 7 6 2 Remove the front cover Use lifting gear for the front cover to be moved 3 Fasten the lifting g...

Страница 26: ...bearing carrier 12 Remove the rotary lip item 5 and O ring item 6 Please note that they are different sizes of the gearbox adaptor bearing carrier depending on the GMU size Figure 31 Remove the Exter...

Страница 27: ...rotor is required u Dura 65 Rotor Removal Puller item 2 u M10x50 long screws x2 item 3 u Threaded Rob item 7 u M 20 nut item 8 used as a locknut u Back plate item 9 22 Press rotor onto the pump housi...

Страница 28: ...cap head screws to remove the seal plate item 2 from the rotor 5 Remove the O ring item 3 6 Turn the rotor over circlip face up Remove the outside bearing item 4 spacer item 5 and inside bearing item...

Страница 29: ...se and front cover by following steps 20 through 27 from g 7 8 Figure 40 Install the Seal Plate 1 1 2 2 3 3 Figure 41 Install the V Seal 7 10 Ordering Spare Parts For trouble free replacement in the e...

Страница 30: ...hooting 8 1 Pump malfunctions If malfunctions occur which are not specified in the following table or cannot be traced back to the specified causes please consult the manufacturer Possible malfunction...

Страница 31: ...ump speed too high u Consult the manufacturer Suction line bore too small u Consult the manufacturer High product viscosity u Consult the manufacturer Suction discharge lines not secured properly u Ch...

Страница 32: ...9 Filling the Pump with Lubricant 7 4 Figure 20 Grease the Gearbox Adaptor Bearing Carrier 7 5 Figure 21 Grease the Gearbox Adaptor Bearing Carrier 7 6 Figure 22 Remove the lower port flange 7 6 Figur...

Страница 33: ...1 2 Table 4 Do s and Don ts 5 3 Table 5 Maximum Nozzle Loadings on Flanges 5 8 1 Table 6 Measures to be Taken if the Pump is Shut Down 6 3 Table 7 Measures Depending on Behaviour of the Pumped Liquid...

Страница 34: ...vant EC directives detailed below Designation Dura 65 EC directives Machinery Directive 2006 42 EC Low voltage directive 2014 35 EU RoHS Directive 2011 65 EU and Delegated Directive EU 2015 863 Applic...

Страница 35: ...rk of Verder International B V No permission is granted to use any Verder trademarks or trade names included in this document without the prior written agreement of Verder International B V Tri clamp...

Страница 36: ...1 7 Solids Size Handling Table 1 Pump Specifications Size Value Max delivery pressure 16 bar Temperature of pumped liquid 100 C 40 C ATEX Max continuous operation pump speeds 52 rpm at 0 bar 46 rpm at...

Страница 37: ...nd might need to be altered to match application Each shim is 0 5 mm thick Continuous use Intermittent use max 1 hour running min 1 hour stopped Shimmable 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 8...

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