MITS FP-21T 100 Maintenance Procedure Download Page 5

Page: 5 / 9

7) Press down a change knob, and then rotate the change knob counterclockwise (as

viewed from the top) to remove the collet gradually. The knob should be pressed
down firmly while being rotated.

Scraped particles are remaining in the collet, and the taper region inside of the
spindle motor.

8) Remove scraped particles from the collet and the taper region.

Never use the air when removing scraped particle.

Scraped particles are remaining

Summary of Contents for FP-21T 100

Page 1: ...MITS ELECTRONICS Aug 25 2008 Maintenance Procedure Spindle Motor for FP 21T model 60 100 MITS Electronics...

Page 2: ...r is widely used for same types of machines provided by many other companies From this fact it is obvious that it is the only one spindle motor in the whole world which has advantage of compactness hi...

Page 3: ...ion the slit the taper and the pilot of the collet and the taper region within the spindle motor Even a small amount of scraped particles remaining in the engagement region can deteriorate the rotatio...

Page 4: ...he photograph 3 Loosen the set screws of pressure foot 4 Remove pressure foot 5 While holding the spindle motor loosen screws of the spindle motor Note Do not tighten the screws too hard when mounting...

Page 5: ...collet gradually The knob should be pressed down firmly while being rotated Scraped particles are remaining in the collet and the taper region inside of the spindle motor 8 Remove scraped particles fr...

Page 6: ...order to fit to this projection The collet can easily go all the way to the end if it is fitted in the right spot Do not push the collet with excessive force It will hurt a shaft within the spindle m...

Page 7: ...ticles get inside through the part designated with an arrow as shown in the photograph below Please be sure to use the spindle motor with less dust 3 Handling a Knob 1 Release a Knob lock After comple...

Page 8: ...a large torque is needed For this reason if you fail to fasten the knob enough the tool will become loose gradually and coming off from the chuck You need to tighten the knob more firmly especially f...

Page 9: ...er even within one year if the total operation hours of the spindle motor exceeds 2000 hours your spindle motor has to be repaired at your own expense One year warranty does not cover damage by improp...