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Maintenance 

- 11 - 

 

 

3.1 

Informative notes 

 

This section describes the control and special maintenance operations crucial for keeping the dust collector 

in perfect working condition. All other maintenance and major repairs must be expressly authorized by the 

manufacturer. In such cases, always contact 

NFE

 or an authorized dealer.  

 

3.2 

General safety warnings 

 

Maintenance jobs must always be performed by skilled technicians, trained to carry out their specific jobs. 

In the case of this machine, these are:  

 

 

Mechanical maintenance  

 

Electrical maintenance  

 

The Safety Manager has the precise duty of determining the professional capacities and skills of such 

persons.  

 

Before doing any maintenance job, the safety manager must:  

 

 

Make sure there are no unauthorized 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. 

 

Make sure the maintenance engineer is equipped with all approved individual protection devices 
needed for the specific operation (gloves, eyewear, shoes, etc.). 

 

Make sure the maintenance engineer has carefully read the instructions contained in this manual and 
knows how the dust collector works. 

 
Before carrying out a maintenance job, the maintenance engineer must: 

 

Disconnect the plug from the power socket. 

 

Work done on motors or other electrical component parts must only be performed by a specifically trained 

electrician, authorized by the Safety Manager. 

 

Always use tools that are in perfect condition and specifically made for the operation to be done. The use of 

unsuitable tools or tools not in good condition could cause serious damage.

 

 

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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