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LIFA Special Cleaner 20 /  

25 Multi brushing machine 

Congratulations on your new LIFA Special 

Cleaner 20 or 25 Multi brushing machine! 

LIFA SC20 / SC25 Multi is an electrically 

operated brushing machine for ventilation 

ducts. These brushing machines are de-

signed for the cleaning of small and me-

dium sized, round and rectangular shaped 

air ventilation ducts. The length  

of the cleaning shaft is 20 meters (66 ft., 

SC20) or 25 meters (82 ft., SC25 Multi),  

so it can be used in cleaning up to 35 m 

(115 ft., SC20) or 46 m (151 ft., SC25 Multi) 

of ventilation duct when accessed in one 

duct access door to both directions.

The speciality of LIFA SC20 is its small size 

and user friendliness, especially in tight and 

cramped places. Due to its small size, it can 

also be packed and transported very easily. 

The speciality of LIFA SC25 Multi is its wide 

range of different sized nozzles which can 

be used to spray air, liquids and foam.

Professional’s first choice for small (SC20: 

Ø100–400 (4–16”)) and medium sized  

(SC25 Multi: Ø250–800 mm (10–31,5”)) 

ducts. In addition, LIFA SC25 Multi can  

also be used in grease duct cleaning up  

to 60 cm duct diameter or duct height.  

LIFA SC20 is not suitable for grease duct 

cleaning.

• 

Operation radius 18 meters (60 ft., SC20) 

or 23 meters (75 ft., SC25 Multi).

• 

Rotating speed can be adjusted from 

225–570 rpm with a frequency converter.

• 

Mechanically directed rotating direction 

to clockwise and counter clockwise.

• 

The brushed off debris is removed by 

sucking it to a negative air vacuum, such 

as a LIFA HepaClean 1100, 2500, 4000 or 

LIFA AirClean 3500 negative air machine 

unit (accessory).

The mechanical centering device for the brush is available as accessory for the LIFA Special 

Cleaner brushing machine. The centering device helps to push the brush in the duct and 

centers the brush in the duct so that the brush can reach all parts of the duct. The use of the 

centering device is recommended especially in large and rectangular ducts.

LIFA Special 

Cleaner 20

LIFA Special 

Cleaner 25 Multi

3

Summary of Contents for Special Cleaner 20

Page 1: ...OPERATING AND MAINTENANCE MANUAL LIFA Special Cleaner 20 LIFA Special Cleaner 25 Multi...

Page 2: ...ars of trouble free use IMPORTANT Read these instructions carefully before operating the machine LIFA Special Cleaner 20 25 Multi 3 Safety Precautions 4 General Directions 6 Construction and Control 7...

Page 3: ...r liquids and foam Professional s first choice for small SC20 100 400 4 16 and medium sized SC25 Multi 250 800 mm 10 31 5 ducts In addition LIFA SC25 Multi can also be used in grease duct cleaning up...

Page 4: ...cleaning shaft must be cleaned after the work has been completed before transporting the machine to another location 2 General safety The power must be turned off and the power cable unplugged when th...

Page 5: ...h 4 Workplace conditions overload Make sure that the lightning air condition ing latter and trestles are sufficient If the brush generates static electricity or sparks in the duct do not use these typ...

Page 6: ...operating this equipment supervising the use of this equipment must get acquainted with the structure functions and the safe use of the equipment 3 It is prohibited to remove or disable any technical...

Page 7: ...of the rotation and operation direction LIFA Special Cleaner 20 1 Nozzle for liquids and compressed air 2 Linear rotation speed control 3 Protective switch for motor 4 The main valve for the liquid an...

Page 8: ...ir volume controllers noise silencers fire dampers etc that can be damaged during the work In large rectangular ducts there might be supporter poles inside the duct Use extra care when dealing with du...

Page 9: ...rush inside the ventilation duct that is going to be cleaned When the operator who is feeding the shaft into the duct gives a permission to start the machine the machine can be started When the shaft...

Page 10: ...When the voltage has permanently dropped the protective casing can be removed safely Blow compressed air gently into the frequency converter between the slots that enables the accumulated dust to come...

Page 11: ...rease that has collected to the plastic surface can be removed with a mild grease removal detergent that is meant for plastic surfaces Some lubricant synthetic Vaseline lubricating oil etc must be put...

Page 12: ...nearly adjustable 225 570 rpm Linearly adjustable 225 570 rpm Pneumatic control Pneumatically operated electronically direction change switch Pneumatically operated electronically direction change swi...

Page 13: ...6420281012297 200 mm M12 x 6420281012303 340 mm M12 x COMBINATION BRUSHES FOR RECTANGULAT DUCTS SOFT AND HARD BRISTLE SC20 SC25 Multi 6420281010668 150 350 mm M12 x x 6420281010675 200 400 mm M12 x x...

Page 14: ...it for SC20 incl 5 liters PLASTIC spray bottle app 10 m hose on reel mounting pieces to the frame shaft x 7720281060038 Low Pressure Spraying Unit stainless steel 5 liters vessel with quick coupling t...

Page 15: ...ng Machine for Grease Removal Concept 6420281021428 Super Oil Adsorbent Granule 20 kg sack fine small granule size 0 8 1 mm 6420281021053 Gravitational Cyclone Filter Unit 120 l for Grease Removal Con...

Page 16: ...arried out by the manufacturer or by an authorized representative of the manufacturer Manufacturer does not take responsibility for maintenance carried out by a third party A written reclamation form...

Page 17: ...achine from or to the address above postage paid in case there is no recycling facility where the owner lives Metal parts frame reel motor can be recycled as metal scrap Electrical parts frequency con...

Page 18: ...chine models covered by this announcement comply with the requirements of the following EC directives and standards EU Low Voltage Directive LVD 2014 35 EY EU Electromagnetic Compatibility Directive E...

Page 19: ...control accessory Foot pedal remote hand control accessory Foot pedal remote hand control accessory Manual Air valve Manual Air valve Manual Air valve Nozzle connection Quick coupling Quick coupling...

Page 20: ...s lifa net www lifa net www lifa air com These instructions should always be available for the personnel operating the machine Please read these instructions carefully before operating the machine Fol...

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