Foredom H.44HT - Manual

IMPORT ANT INSTRUCTIONS
For more information on this handpiece and other Foredom tools , contact your local
dealer. When no local dealer is available, write: The Foredom Electric Co.,
16 Stony Hill Rd., Bethel, CT 06801, call (203) 792-8622, fax (203) 796-7861,
or email: [email protected].
Visit www.foredom.net for the latest information and how-to videos!
It takes a fairly strong grasp of the locking ring to
pull it back.
Be careful that your finger or thumb does not get
pinched when you release the locking ring.
Pull back the black locking ring toward the front end of
the handpiece while you insert the tip of the flex shaft.
The handpiece has a square slot that the square drive tip
fits into. You may need to rotate the handpiece slightly
until the square drive engages the spindle. Release the
locking ring when you feel the shaft connect to the
handpiece. You should hear a click.
To remove handpiece
Pull back the locking ring as described above with a firm
grip and pull the shaft and sheath from the handpiece.
locking ring
pulled back toward
the front end of handpiece
locking ring
shaft and handpiece connected
square drive
tip of shaft
Maintenance and Lubrication
Handpieces: no lubrication is required. Putting oil or grease
into the front or back of these handpieces will damage their
pre-lubricated ball bearings. The collet seat and threads of
the handpiece should be kept free of dirt, chips, dust
or debris.
Flexible Shaft: Every 50 hours of use the flexible shaft
should be be checked, wiped clean and relubricated. Unscrew outer sheath connector nut
(left hand thread) and remove inner drive shaft. The shaft is threaded through both a
silencer spring and the outer sheath. Continued on reverse
Attaching H.44HT Handpiece to the Flexible Shaft
Collets for H.44HT
P/N Capacity
HP442 3/32 ″
∗
HP443 1/8 ″
∗
HP444 5/32 ″
HP445 3/16 ″
∗
Supplied with handpiece
HP440 Set Includes all seven collets.
Handpiece
Accessories and
Spare Parts
A Handpiece Holder is
available that clamps
to work benches up to
2
1 /
4
″ thick. The height
above the bench can
be adjusted and the
handpiece can be swiveled and locked
into position. Pins and wrenches that
are lost or damaged can be ordered
from your dealer or the factory.
Part No. Description
MAHH-30 Handpiece
Holder
HP103117 Pin and Wrench
P/N Capacity
HP447 1/4 ″
∗
HP448 3mm
HP449 6mm
Never screw the chuck
nut back on too tightly.
To change a collet insert pin
into the pilot hole and
through the spindle hole
(turn spindle to align holes).
Apply wrench and unscrew
chuck nut by turning counterclockwise. Remove
chuck nut to expose collet and pull collet out of
handpiece spindle. Slip new collet in place and
screw on chuck nut with pin and wrench.
Pliers are useful for
removing collets
MAHH-30
LIMITED WARRANTY
Warranty period is 90 days for handpieces.
Blackstone Industries, Inc. d/b/a The Foredom Electric
Company warrants, to the original purchaser only, that
its products will be free from defects in material or
workmanship for the applicable period of time indicated
above following the purchase date. During the warranty
period, the defective product will be repaired or replaced
without charge or, at our sole option, the purchase price
will be refunded. This warranty does not cover damage
caused in transit or by accident, misuse or ordinary wear.
ALL IMPLIED WARRANTIES INCLUDING, WITHOUT
LIMITATION, IMPLIED WARRANTIES OF FITNESS FOR
A PARTICULAR PURPOSE AND MERCHANTABILITY,
ARE LIMITED IN DURATION TO THE APPLICABLE
WARRANTY PERIOD. IN NO EVENT WILL WE BE
LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL
DAMAGES. Some states do not allow limitations on how
long an implied warranty lasts or the exclusion or
limitation of incidental or consequential damages, so the
above limitations or exclusion may not apply to you.
At our sole option, repair, replacement or refund will be
made if the product is returned postage prepaid to:
The Foredom Electric Company
16 Stony Hill Road, Bethel, Connecticut 06801
All warranty repairs must be done at our factory at the
above address. We will not pay any shipping or
transportation charges. Shafts, sheaths and duplex
springs are not covered by this warranty.
This warranty gives you specific legal rights, and you
may also have other rights which vary from state to state.
Changing Accessories
Be sure the shank size of the accessory is
paired with the same size collet. Inserting
an accessory which is too small or too large
may damage the collet.
Insert the pin provided into
the pilot hole and through the
spindle hole (turn spindle to
align holes). Apply wrench
and loosen chuck nut slightly by turning
counterclockwise. Insert shank of the accessory
into the collet. Tighten chuck nut with wrench,
keeping pin in pilot hole. Test for a secure hold
by pulling on accessory.
Remove pin.
Changing Collets
The collets that come with
your handpiece are for hold-
ing burs and other accessories with
3/32 ″, 1/8″
or 1/4 ″ shank sizes. Be sure the shank size of
the accessory is paired with the same size collet.
Chuck Nut and Collet
Lubrication of Flexible Shaft
continued:
Slide both the outer sheath and the
silencer spring off of the flexible shaft.
Usually the silencer spring remains
inside the sheath when you remove it.
Every 200 hours the flexible shaft should
be thoroughly cleaned with a solvent.
Apply a light film of Foredom grease
(MS10006) to entire length of inner
shaft. Reattach outer sheath and run
motor for ten minutes before reconnect-
ing handpiece. Turn off motor, wipe off
excess grease from tip of drive shaft and
reconnect to handpiece per instructions
on reverse.
If you tighten an empty collet or insert
an accessory shank which is too small
or too large you may damage the collet.
shaft
silencer
spring
For Foredom
®
Handpiece H.44HT
Always wear proper eye protection while
using this handpiece. Wear safety glasses
or a face shield whenever you operate a
Foredom Flexible Shaft machine or any
power tool to prevent serious eye injury.
See your power tool owner’s manual
for complete instructions on use
and maintenance.
Before attaching this handpiece please
read these instructions. They should
always be followed to reduce the risk of
personal injury or damage to
the handpiece.
Always use a proper dust collection
system or wear a respirator to prevent
the inhalation of dust particles, or
other debris into the lungs.
Repair Service
Factory repairs are done promptly and at
reasonable cost. If you wish, you can send
your equipment directly to the factory marked
“Attention: Repair Department”. Be sure
include a brief note describing the problem
and to give your phone number, email and
street address. Estimates will be made
upon request.
Never wear open shoes or sandals. Use
footwear that is tough enough to protect
your feet from falling tools.
Keep both hands and fingers away from
the cutting edge at all times.
Form 1290 n 1/12 Printed in USA
Do not wear loose fitting clothing or
jewelry. Loose clothing or jewelry can
be come entangled in the tool. Do not
wear items such as neckties or jewelry
when operating power tools. Secure or
tie back long hair.
Use both hands whenever possible to
hold and guide the tool.
Never use a damaged, bent, vibrating,
or out of balance accessory.
Avoid knots, imperfections in the wood
or metal objects like nails, which could
catch or damage the tool bit. Let the
speed of the tool do the work.