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34

Operation and maintenance, Discfilter HSF2600 - 2,3 series with PFLC

6.9 Drive unit

NOTE! Prior to servicing, read section 2.7.

For information about the drive unit, see Appendix D.

When changing the drive unit oil, the oil should pre-

ferably be drained with pump.

6.10 Inlet seal

NOTE! Prior to servicing, read section 2.7.

6.10.1 Checking inlet seal.

1. Turn the main power switch to the OFF (0) position 

and lock with a padlock.

2. Lower the water level in the filter until the whole inlet gasket is accessible.

3. Check the inlet seal for damage and wear, see Figure 6.31.

4. If necessary, replace the inlet seal in accordance with section 6.10.2.

5. Start operation again as set out in section 4.1.

6.10.2 Replacing the inlet seal

1. Turn the main power switch to the OFF (0) 

position and lock with a padlock.

2. Lower the water level in the filter until the 

whole inlet gasket is accessible.

3. Note how the inlet gasket is fitted before it 

is dismantled.

4. Loosen the screws and nuts holding the inlet 

gasket in position.

5. Remove the inlet gasket.

6. Fit a new inlet seal.

7. Start operations again as set out in section 4.1.

Figure 6.32 Drive unit drained with pump.

Figure 6.31 Check of inlet seal.

Summary of Contents for Hydrotech Discfilter HSF 26-2F Series

Page 1: ...Discfilter HSF 26 2 3F series with PFLC Operation and maintenace manual Revised 2019 05 24...

Page 2: ...afety 7 2 7 Safety instructions 7 3 HYDROTECH DISCFILTER HSF2600 SERIES 9 3 1 Overview 9 3 2 Identifying the filter 11 4 START UP AND OPERATION 12 4 1 Check procedures during start up 12 4 2 Automatic...

Page 3: ...6 4 1 Checking backwash pipe position 22 6 4 2 Checking backwash pipe position 23 6 5 Cleaning the backwash water filter 24 6 6 Bearings 25 6 6 1 Lubrication of swivel 25 6 6 2 Lubricating drum bearin...

Page 4: ...nce Discfilter HSF2600 2 3 series with PFLC 6 10 Inlet seal 34 6 10 1 Checking inlet seal 34 6 10 2 Replacing the inlet seal 34 7 MAINTENANCE SCHEDULE 35 Symbols used on Hydrotech filters 36 Manuals t...

Page 5: ...it may result in serious personal injury and or damage to equipment The manual must always be available to personnel working with the equipment It is important that The manual and other relevant docum...

Page 6: ...0 position and locked with a padlock Maintenance and service may only be performed by authorised personnel Adequate lighting should be used while operating the filter and when working in close prox im...

Page 7: ...switch to the OFF position 0 to prevent the filter drum from unintentionally star ting when the power returns 2 6 Electrical safety Electrical installation must be carried out by a qualified electrici...

Page 8: ...vated Moving parts must not be touched Safety guards are fitted around the power transmission Make sure these are secured and cor rectly fitted Spray from the backwash water may contain harmful substa...

Page 9: ...ion F Backwash water filter G Actuator for opening cover H Pressostat protects pump from running dry option I Junction box J Shut off valve backwash pipe K Manometer L Lubrication point M Bypass valve...

Page 10: ...ion point E Backwash pipe drive F Drive chain G Drum bearing outlet side H Drum Figure 3 3 Hydrotech Discfilter in HSF2600 series type 2F from inlet side Two drum lifters are supplied unassembled for...

Page 11: ...ith PFLC 3 2 Identifying the filter Filter type serial number and year of manufacture are stated on the marking plate The filter type and serial number are also stated on the front of this manual Defi...

Page 12: ...th becomes clogged it may be necessary to fill the filter basin with water from an exter nal source or to remove a filter panel and allow unfiltered water to fill the filter basin 6 When the water lev...

Page 13: ...ith 50 Hz as standard If the filter is equipped with a Hydrotech standard control the filter has three operating modes 1 Automatic level control AUTO mode 2 Remote control REMOTE mode 3 Service mode H...

Page 14: ...UTO Automatic level control With automatic level control drum rotation and the backwash pump are activated once the le vel difference between filtered and unfiltered water exceeds an adjustable value...

Page 15: ...drum Start button see Figure 4 4 3 Press the pump Start button see Figure 4 4 The operator panel main menu also shows the water levels of unfiltered In and filtered water Out as well as the level diff...

Page 16: ...filter medium attached to both sides of the filter segments whilst clean water passes through the filter medium to the outside of the filter segment 3 Operating mode AUTO The solid particles trapped o...

Page 17: ...on the cor rect side The locking pin A must lock the hinge lock B securely as shown in Figure 6 1a below Make sure that the filter cover is completely closed and that the hinge lock B shown in Figure...

Page 18: ...cover see Figure 6 7 When the cover is closed the B3 1 B7 1 Cover Closed lights come on In order to lift the filter cover press the Open button until the cover is completely open Check that the hinge...

Page 19: ...3 Backwash system NOTE Prior to servicing read section 2 7 The most common cause of disruption in the backwash system is nozzle clogging Clogging is caused by particles in the wash water and or by e g...

Page 20: ...rder to not risk the pump over heating 12 Fully or partially clogged nozzles must be cleaned 13 Remove the nozzle nut by turning it a turn anticlockwise Do not lose the rubber seal 14 Clean the nozzle...

Page 21: ...9 Close the filter cover 20 Start operation again as set out in section 4 1 Figure 6 13 Hydrotech backwash nozzles A Top nozzle attachment B Rubber seal C Top Nozzle nut self cleaning optional Bottom...

Page 22: ...When the drum rotates the backwash pipe moves slowly Stop drum rotating when the back wash pipe is in its lowest position 4 Check that the distance L min is not less than 55 mm see Figure 6 15 If the...

Page 23: ...4 Secure the screw A using the nut B 5 Check backwash pipe position in accordance with section 6 4 1 6 Adjust the backwash pipe safety stop in the corresponding way using the screw C and nut D The sc...

Page 24: ...ower switch to the OFF 0 position and lock with a padlock 2 Drain the backwash water filter by opening the valve A see Figure 6 17 3 Loosen the wing nut B and remove the clamp ring 4 Lift off the back...

Page 25: ...sec tion 6 1 2 Turn the main power switch to the OFF 0 position and lock with a padlock 3 Lubricate the swivel using the recommended grease see chapter 7 4 Close the filter cover 5 Start operation in...

Page 26: ...2 Drain the filter basin 3 Check the drum bearings for wear If the distance between the bearing housing A and the shaft B is less than 29 mm see Figure 6 20 the drum bearing must be replaced 4 Contac...

Page 27: ...rn the mode selector to HAND and lift the filter cover on the backwash pipe side see sec tion 6 1 2 Turn the main power switch to the OFF 0 position and lock with a padlock 3 Clean the filter medium w...

Page 28: ...ive For safety advice see applicable local regulations For more detailed instructions please contact your supplier Hydrotech Discfilter HSF2600 is equipped with a chemical ramp to enable cleaning of l...

Page 29: ...ries with PFLC 4 Follow the instructions set out in section 4 2 2 of the Automatic Control System Manual 5 Once chemical cleaning has been completed re start operation as described in section 4 1 Figu...

Page 30: ...he Jog Fwd and Jog Bwd buttons to set the drum in the desired mode see Figure 6 26 4 Turn the main power switch to the OFF 0 position and lock with a padlock 5 Undo the filter segment cover screw and...

Page 31: ...31 Operation and maintenance Discfilter HSF2600 2 3 series with PFLC Figur 6 27 Montering av filtersegmentets lock Figur 6 28 Filterpanelernas placering...

Page 32: ...lter cover on the same side as the drive unit see section 6 1 2 Turn the main power switch to the OFF 0 position and lock with a padlock 3 Turn the drum by hand in the direction of rotation in order t...

Page 33: ...cover 8 Start operation again as set out in section 4 1 When the drive chain cannot be adjusted any more the chain is worn and must be replaced see section 6 8 3 6 8 3 Replacing the drive chain 1 Turn...

Page 34: ...is accessible 3 Check the inlet seal for damage and wear see Figure 6 31 4 If necessary replace the inlet seal in accordance with section 6 10 2 5 Start operation again as set out in section 4 1 6 10...

Page 35: ...orrosion particularly in salt water appli cations Twice a month or another interval based on expe rience from the application in question Check the nozzles with respect to clogging See se ction 6 3 Tw...

Page 36: ...information about lubrication Symbol displaying moving parts Neg ligence to comply with safety regula tions may lead to injury This symbol is placed where certain attention is needed when handling the...

Page 37: ...technomaps veoliawatertechnologies com hydrotech en Click on Manuals technical information in the list on the left side Select the product you want more information about and it will open a Pdf in a n...

Page 38: ...600 2 3 series with PFLC Hydrotech AB A Veolia Solutions Technologies Company Mejselgatan 6 235 32 Vellinge Sverige Telefon 46 0 40 42 95 30 Fax 46 0 40 42 95 31 E mail mailbox hydrotech se Hemsida ww...

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