Page 2
Fritsch GmbH, Laborgerätebau has been certificated by the TÜV- Zertifizierungsgemeinschaft e.V. on June 24, 1994. An audit certificated the accordance of the Fritsch GmbH to the DIN EN ISO 9001. The enclosed declaration of conformity calls the directives which the „pulverisette 15“...
Insert the material to be cut ................12 Cleaning ..................13 Cleaning the mill chamber..............13 Maintenance ................14 Removal and fitting of cutting blades ..........15 6.1.1 Removal and fitting of rotating blades............15 6.1.2 Removal and fitting of fixed blades ..............15 Warranty..................16 Troubleshooting Checklist............16 pulverisette 15...
• The copyright to these technical documents is the property of Fritsch GmbH, Manufacturers of Laboratory Instruments. • These operating instructions are not to be reprinted or copied without the express approval of Fritsch GmbH. • Please study these instructions carefully before attempting to operate the machine.
1.3.3 Drive Motor Driven by: 1~100/ 120 V Motor or 1~230 V Motor or 3~230/400 V Motor. The machine is driven by a three-phase a.c. motor or an a.c. mo- tor with no mechanical brake. pulverisette 15 page 3...
Page 7
The direction of rotation of the 3-phase motor can be changes by swap- ing two of the leads, L1, L2 and L3 (either at the motor terminals or in the plug). The direction of rotation may only be changed by a trained electri- cian. pulverisette 15 page 4...
• Thermal protection switch (motor protection switch); ready for operation again automatically after cooling down (a few min- utes). Material • Feed particle size maximum 60 mm • Feed amount maximum 800 ml Final fineness Achievable mean final fineness 0.25-6 mm depending on sieve. pulverisette 15 page 5...
• Unauthorized modification of the instrument or any part thereof will result in the loss of the conformity to European di- rectives which is asserted by Fritsch and the warranty. • Wear protective gloves while cleaning the cutting chamber. • Wear ear protectors if the noise level is higher than 99dB(A).
⇒ The mill will not start if the collector is not correctly at- tached. Both switches meet the personal safety requirements The protectective switches do not latch the hopper lid and collec- tor. If the lid is opened or the collector is removed, the motor will stop. pulverisette 15 page 7...
⇒ On turning the switch to Start (I), the motor is switched on and the mill takes up its function. Overload Protection In the event of overloading, a motor current protection switch will switch off (the rotary switch returns to the STOP (0) position). pulverisette 15 page 8...
Test for Correct Functioning Switch on the machine only when all the work described in section Installation has been done. Switching on: turning the switch to “Start” (1) Switching off: turning the switch to “Stop” (0) pulverisette 15 page 10...
• that the conical guide on the cutting rotor is clean, • that the conical guide in the mill cover is clean. Close the mill cover and screw fast with the knurled knob – the safety switch should be actuated. pulverisette 15 page 11...
Excessive quantities can block the mill. If the mill is blocked, switch it off and clear it of material. Before restarting, check the blade gap (see section 4.1.2 Checking the blade gap). 1, 5, 6 3, 4 pulverisette 15 page 12...
• Open the upper housing halves • Remove the sieve It is recommeded that the cutting chamber is cleaned with a brush and vacuum cleaner or with compressed air. Attention: danger of injury from sharp blades pulverisette 15 page 13...
Check gap Measure every and fixed blades 500 hours Rotary bearings Permanent lubrica- Play 2,000 hours tion Drive motor Permanent lubrica- Play 4,000 hours tion Silicone rubber cover Sealing Distortion and soiling Before each use seal pulverisette 15 page 14...
0.2 – 0.3 mm (80 g/m printing paper folded in two). Attention: After setting the fixed blades, be sure to tighten the fixing screws. After fastening the fixed blades, the remaiing 3 rotating blades are fitted and screwed tight (see above). pulverisette 15 page 15...
The warranty card accompanying this instrument must be returned to the manufacturer, duly filled out, in order for the warranty to become effec- tive. We, Fritsch GmbH, Germany, our application technology laboratory and our agent in your country will gladly provide advice and assistance with this instrument.
Need help?
Do you have a question about the pulverisette 15 and is the answer not in the manual?
Questions and answers