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Maintenance 

- 12 - 

 

 

 

3.3 

Maintenance operations 

 

Attention! 

All the described operations must be done with the plug disconnected from the power socket. 

Before starting any maintenance or cleaning job, always wear adequate protective clothing, eyewear 

and/or gloves according to the type of job to be done. 

 

For smooth dust collector operation, the following periodic maintenance is necessary: 

 

 

Check to see whether the filter is worn or has become too permeable. 

 

Make sure the sealing gaskets of the motor head base, of the filter-holder ring and of the Longopac® 
container are working efficiently. 

 

The electrical parts (plugs, switches, cables, etc.) must not be faulty. 

 

The screws and nuts must always be tight. 

 

Make sure the Longopac® container is not overfull. This should be emptied when the collected material 
has reached 3/4 of maximum capacity. 

 

Check the integrity of the flexible collect hose and accessories to be used. 

 

If the flexible hose is perforated, the power of the dust collector will be reduced and dust and liquids 
will leak into the environment. 

 

 

Attention! 

It is recommended that this machine is services by NFE or its authorized dealers.

Summary of Contents for DL2000

Page 1: ...Read this manual before servicing machine 403082 Rev C DL2000 DUST COLLECTOR SERVICE MANUAL...

Page 2: ...This manual should be considered an integral part of the dust collector and must be kept together with the unit until this is scrapped In case of loss of or damage to the manual ask National Flooring...

Page 3: ...4 Safety section 2 1 Safety details 5 2 2 Safety warnings 6 2 3 Safety plates and symbols 9 2 4 Outstanding risks 10 Maintenance section 3 1 Informative notes 11 3 2 General safety warnings 3 3 Maint...

Page 4: ...ation of main parts 1 Motor head 2 Push handle 3 Flap for filter shaking system 4 Filtering chamber 5 Removable Longopac container 6 Fixed wheels 7 Casters 8 Longopac bag 9 Inlet 10 Container release...

Page 5: ...Information 2 1 2 Accessories provided 402467 Filter Primary ONLY REPLACEMENT FILTER...

Page 6: ...Volt 115 Max lift capacity in H2O 88 6 H2O 2 250 mm H2O Max air flow rate CFM 206 350 m3 h Noise level dB A 75 Filter type CARTRIDGE FILTER cat M Filter surface ft2 32 3 ft2 30 000 cm2 Suction inlet 2...

Page 7: ...or the manufacturer of the product unless specifically provided herein This warranty shall not apply to any products or portions there of which have been subjected to abuse misuse improper installatio...

Page 8: ...l as by even partial failure to comply with the safety regulations and intervention procedures indicated in this manual The safety warnings and warning notices are indicated in this manual and on the...

Page 9: ...rs must be explicitly requested by you If the machine is used to collect toxic harmful substances the Longopac container must be emptied and the filters cleaned using adequate individual protection de...

Page 10: ...f collected substances in accordance with applicable laws After 10 years of use we recommend sending the machine for a complete overhaul to NFE In the event of Customers fitting a tool to the machine...

Page 11: ...intenance jobs affix a notice to the appliance indicating MACHINE BEING SERVICED DO NOT START Climbing on the cleaner is forbidden Never touch electric wires switches buttons etc with wet hands Before...

Page 12: ...d to the new part Attention Read the operator s and maintenance manual carefully before using the cleaner or doing any maintenance jobs Warning Risk of crushing upper limbs while fitting and locking t...

Page 13: ...of improper use in the presence of explosive and flammable substances The dust collector must not be used in environments containing substances in the form of liquids that could vaporize at room temp...

Page 14: ...nauthorized persons in the work area Make sure the necessary tools are on hand and that these are in good condition Make sure that lighting is adequate and if necessary provide 24 V portable lamps Mak...

Page 15: ...aling gaskets of the motor head base of the filter holder ring and of the Longopac container are working efficiently The electrical parts plugs switches cables etc must not be faulty The screws and nu...

Page 16: ...by pressing the motor STOP buttons Disconnect the dust collector plug from the power socket Important Wear individual protection devices Release the two retainers that hold the motor head in place Li...

Page 17: ...with warm running water from the inside out Let filter soak for 10 20 minutes in warm water with a mild dishwashing soap Gently wash filter by rolling it through the water A soft brush can also be us...

Page 18: ...ace the pipe Fit a suitable filter for the type of material to be collected The dust collector does not work as it should Pipe perforated or blocked Bag full Filter blocked Seals worn Air leak Check t...

Page 19: ...488 Gasket Filter Chamber 1 2 m 402493 Gasket Container 1 2 m 402468 Filter Peated Teflon 402471 Filter HEPA 402473 Longopac 4 Pack 402474 Longopac 402475 Motor 120V 402476 Brushes Motor 120 Volt 4024...

Page 20: ...5 amp 402503 Cord Adapter 120V 20 amp 33 402517 Connector Hose 50mm 402518 Hose Antistatic 50mm 7 5m 402519 Adapter Hose 50mm 402520 Reducer Hose 50mm to 38mm 402521 Hose Antistatic 38mm 7 5m 402522 A...

Page 21: ...9250 Xylon Avenue N Minneapolis MN 55445 U S A Toll free 800 245 0267 Phone 763 315 5300 Fax 800 648 7124 Fax 763 535 8255 Web Site www nationalequipment com E Mail info nationalequipment com...

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