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Dura 5 - 35 

4.0v-06.2013 

23 | Page 

9. 

Troubleshooting 

9.1 

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. 

 

 

Summary of Contents for Dura 10

Page 1: ...Version 4 0v 06 2013 Print No 01 Peristaltic Industrial Hose Pump Operating Manual Dura 5 7 10 15 25 35...

Page 2: ...No 01 Dura 5 7 10 15 25 35 The information in this document is essential for the safe operation and servicing of Verderflex Dura pumps This document must be read and understood thoroughly prior to ins...

Page 3: ...trical connection 5 5 1 Connecting to power supply 5 6 Installing the Hose 5 6 1 Inserting the hose 5 6 2 Fitting the port flange Standard assembly 5 6 3 Fitting the port flange Split flange assembly...

Page 4: ...the equipment also available for later reference Ensure that personnel read and follow the instructions in this manual and the other applicable documents especially all safety instructions and warning...

Page 5: ...al condition Only use the pumping system as intended fully aware of safety and risk factors involved and in adherence to the instructions in this manual Keep this manual and all other applicable docum...

Page 6: ...dling hazardous pumped liquids e g hot flammable poisonous or potentially harmful Use appropriate personal protective equipment when carrying out any work on the pump 2 3 2 Lubricants Ensure that the...

Page 7: ...14 Drive shaft 3 Front cover 9 Lifting eye 15 Frames 4 Hose 10 Port flange 16 Gearbox 5 Rotor 6 Lip seal 11 Bearings 12 Crescent clip 17 Motor 3 4 Bearings and Lubrication Pump To be filled at instal...

Page 8: ...Report any transport damage to the manufacturer distributor immediately 3 Retain the pallet if any further transport is required 4 Dispose all packaging material according to local regulations 4 1 2...

Page 9: ...local regulations Neutralize residues of pumped liquid in the pump Dispose of the pump unit and associated parts in accordance with statutory regulations 5 Installation and connection NOTE Material d...

Page 10: ...e section adjacent to the port flanges 5 3 4 Optimizing cross section of pipe work 1 Avoid bending radii of less than 1 5 times the nominal pipe diameter 2 Avoid abrupt changes of cross section along...

Page 11: ...to attach the filler tube to the back of the pump as it could be difficult to attach once the Geared Motor Unit GMU is in place Line the thread of the breather tube with PTFE tape and tighten into pos...

Page 12: ...the front cover The O ring should sit securely in the groove located around the front of the pump housing A small amount of grease may be required to hold the O ring in place The front cover should bo...

Page 13: ...the gearbox before attempting to fit it onto the drive shaft Figure 15 Fitting the torque arm 2 Grease the shaft before fitting the GMU Figure 16 Preparing the drive shaft for installing gearbox 3 Ali...

Page 14: ...gure 21 Inserting Hose 1 Add some lubricant to the pump housing 2 Lubricate the hose generously with Verderlube Verdersil 3 Insert the hose into the lower port 4 Run the pump forward until the hose is...

Page 15: ...ared on the thread Figure 24 Installing the split flange 5 6 4 Filling the pump with lubricant The safety data sheets for both Verderlube and Verdersil are available from the manufacturer for compatib...

Page 16: ...pipe connections are leaking 6 Perform a second flush by running the pump 10 20 revolutions with pumped liquid to remove residue and water inside the pump 6 1 3 Switching off NOTE Risk of dead headin...

Page 17: ...ng on the behaviour of the pumped liquid dismounted Isolate the motor from its power supply and secure it against unauthorized switch on put into storage Follow the storage instructions 8 Storage Tab...

Page 18: ...etely before starting any repair work WARNING Risk of injury and poisoning due to hazardous pumped liquids Use protective equipment when carrying out any work on the pump 7 1 Inspections The inspectio...

Page 19: ...led intervals during operation Motor instruction manual Check pump for unusual temperatures or noise in operation Daily visual inspection Scheduled intervals during operation Check pump gearbox and be...

Page 20: ...nated Electrical connections disconnected and motor locked out against being switched on again Pump cooled down Auxiliary systems shut down depressurized and emptied Before dismounting the pump mark t...

Page 21: ...aining lubricant WARNING Slip hazard due to spilt lubricant Care must be taken when lubricant is drained into a container Dispose of used lubricant in accordance with local laws and good environmental...

Page 22: ...Nitric Acid HNO3 solution at up to 60 C 2 Second flush 4 Caustic soda NaOH solution and eventually steamed open ends for 15 minutes at up to 110 C EPDM Hoses 1 First flush 2 0 Nitric Acid HNO3 solutio...

Page 23: ...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...

Page 24: ...rect shoe shimming Consult the manufacturer to check pump selection Suction line too long Consult the manufacturer Pump speed too high Consult the manufacturer Suction line bore too small Consult the...

Page 25: ...sing to casing 90 Nm Gearbox to bearing housing 65 Nm Motor to gearbox 90 Nm Frames to casing 90 Nm Tab 11 Pump fastener tightening torques 10 1 4 Preservatives Use e g RUST BAN 335 or similar preserv...

Page 26: ...ng gearbox 5 4 4 Figure 17 Aligning the drive shaft 5 4 4 Figure 18 Fastening the torque arm 5 4 4 Figure 19 Motor gearbox assembly 5 4 4 Figure 20 Electrical connection 5 5 2 Figure 21 Inserting hose...

Page 27: ...ow Designation Dura 05 Dura 07 Dura 10 Dura 15 Dura 25 Dura 35 EC directives 1 Machine Directive 2006 42 EC 2 Low voltage directive 2006 95 EC 3 EMC directive 2004 108 EC Applicable harmonized norms 1...

Page 28: ...Dura 5 35 4 0v 06 2013 28 Page...

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