Foredom Series L - Manual (Page 8)

7
Attaching Accessories to Handpieces
Directions for attaching accessories to handpieces vary according to the type of handpiece being
used. Locate the model number of your Foredom handpiece from the illustrations on the previ-
ous page. Attach the accessory according to the following:
Collet Types 8, 8D, 25, 28, 28SJ, 35, 35SJ, 44T, and 44TSJ
General Directions: Be sure to use the correct shank size. The correct shank will fit snugly
inside the collet.
Caution: Never tighten a collet unless an accessory has been inserted. Tightening an empty
collet or inserting an accessory which is too small or too large may damage the collet.
Changing Collets in Nos. 25, 28, 28SJ, 35, 35SJ, 44T, and 44TSJ Handpieces:
1.Insert pin provided into the pilot hole and through the
spindle hole (turn spindle to align holes). Apply wrench and
unscrew chuck nut by turning counter-clockwise.
2.Remove chuck nut to expose collet.
3.Pull collet out of handpiece spindle.
4.Slip new collet in place and screw on chuck nut.
Nos. 8, 8D Handpieces:
Pull back chuck guard sleeve to uncover the lower portion of the spindle. Insert one wrench
provided into the spindle and chuck nut to loosen spindle with the other wrench. Loosen chuck
nut. Insert accessory shank as far as possible into the collet. Tighten chuck nut. Test for a secure
hold by pulling on accessory. To release an accessory, follow the same steps. Accessories can
be released when chuck nut is ready to be loosened. If accessory does not run true, loosen
chuck nut, rotate accessory, and retighten.
Nos. 25, 28 and 28SJ, 35, 35SJ, 44T, and 44TSJ Handpieces:
To insert or change accessories, insert pin provided into the pilot hole and through the spindle
hole (turn spindle to align holes). Loosen chuck nut slightly with wrench provided. Insert shank
of accessory into collet. Tighten chuck nut with wrench, keeping pin in pilot hole. Test for a
secure hold by pulling on accessory. Remove pin.
Chuck Type —
Nos. 25C, 30 ® , and 30SJ Handpieces:
These handpieces have Jacob's ® type chucks. Open chuck jaws as far as necessary with key pro-
vided. Insert shank of accessory into the chuck as far as possible. Tighten jaws with chuck key
until accessory is secure and centered. If accessory does not run true, reopen jaws, rotate
accessory and retighten. To release accessory, simply reopen chuck jaws with key and
pull out accessory.
Hammer Type
— Nos. 15, 15D, and 15SJ Handpieces:
These handpieces have a threaded spindle. Thread anvil or stylus into threaded spindle as far as
it will go with clockwise motion. Insert pin provided into cross hole in anvil or stylus. Tighten
and remove pin. To release accessory, insert pin into the cross hole and unthread.
Quick Change Type
— 10, 10D, 18, 18D, 18SJ, 20, 52, 52D, and 52SJ
Keep an accessory in these handpieces at all times, during both operation and storage.
Nos. 10 and 10D Handpieces:
These handpieces operate only when a 3/32
″ shank bur is inserted. It will lock if bur is not
inserted. To insert bur, move lever 180º clockwise towards the back (shaft connection end) of
handpiece. Insert or change a 3/32
″ shank bur and move lever 180º forward. Make sure lever is
completely locked into the forward position.
Pilot/
Spindle Hole