FAQ: Microtomes & Sectioning
Instruments related FAQ
   
01.   How to avoid a drifting of the hand-wheel?
    Spring balance system is not calibrated: Set the hand-wheel to the 3 o'clock position and let it sit. If the wheel drifts upward or downward then the spring system is not balanced and requires adjustment. If the hand-wheel does not drift, t read more ...
02.   Is it possible to adapt the new Leica RM2245 hand-wheel on the RM2145 rotary microtome?
    No, it is not possible to fit the RM2245 hand-wheel on the RM2145 rotary microtome. The cover (housing) of the RM2145 has in the area of the hand-wheel a collar which does not fit to the lever of the new hand-wheel brake. Due to the modifie read more ...
03.   The microtome makes "clunking noise" when sectioning
   
  1. Linear bearings have moved in cage and are at their lower limits: Linear bearings need to be cleaned, exchanged, possibly re-greased.
  2. Alignment of bearing cage is incorrect: Open a service call.
  3. Retraction "ON" read more ...
04.   No key pad response from control panel
    Microtome has no functionality: Check connection on back of microtome for connectivity. Open up a service call if this does not correct the problem.
05.   How can I avoid that the blades wear out very quickly?
    The sectioning force is too high: Please adjust the sectioning speed and/or the trimming thickness during sectioning according to specimen hardness. Select a smaller sectioning thickness.
06.   What can I do if there is no further feed motion and thus no sectioning?
   
  1. The front end position has been reached: Turn the coarse feed wheel/buttons in the appropriate direction to move the specimen towards the rear limit.
  2. User may accidentally be holding coarse feed wheel while sectioning. < read more ...
07.   I am unable to retract the specimen
   
  1. The retraction mechanism on the specimen advance system is defective: Open a service call as the spindle may be faulty.
  2. The PCB control board might be faulty: Open service call to have the control board replaced. Please read more ...