Foredom H8 User Manual
while using this handpiece.
Always wear proper eye protection
or out of balance accessory.
Never use a damaged, bent, vibrating,
Handpieces H.8, H.8D, H.8SJ, H.28,
®
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 to give your phone number, email
and street address. The equipment should be accompanied by a brief note describing the. Estimates will be
made upon request.
For more information on Foredom machines, handpieces, or accessories, 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, or visit our website at www.foredom.com.
Form 1239 n 4/10 Printed in USA
complete instructions on use and maintenance.
Adjust the Shaft and Sheath Note: This illustration does not apply to slip joint connections.
It is important to check the sheath and shaft
See your power tool owner’s manual for
tip and properly adjust them before attaching this handpiece to your Foredom flex
read these instructions.
shaft tool. The tip of the flexible shaft should
Before attaching this handpiece please
extend 3/4
″ beyond the end of the sheath. This adjustment is
made by loosening the set screw in the motor connector and
H.28SJ, H.43T, H.44T, and H.44TSJ
moving the sheath in or out while the motor and shaft/sheath
are hanging fully extended or laying on a flat surface. When the
Foredom
shaft is adjusted correctly, tighten the set screw in the
motor connector.
IMPORTANT INSTRUCTIONS
Always make sure your power tool is unplugged during any maintenance procedure.
Attach Handpiece to Flexible Shaft
The handpiece is easy to remove from the flexible
remove, simply pull the handpiece off
shaft. To
the shaft and sheath with a firm grip.
To
re-attach, look into the back end of the
handpiece for the keyway. Be sure that the key tip
of the flexible shaft is properly lined up with the keyway slot in the back end of the handpiece and push it on.
If it is not in line, turn the shaft tip or the handpiece to the correct position. H.44TSJ, H.28SJ and H.8SJ have a
‘slip joint’ connection for use with European style machines.
Keyway slot
Inside Back End
of Handpiece
Key Tip on End of Shaft
Maintenance and Lubrication
Except for the duplex connection on the H.8D Handpiece, these handpieces do not require any lubrication. Putting
oil or grease into the front or back will damage its prelubricated ball bearings. Periodically remove the chuck nut and
collet and clean the collet holder seat and threads of dust or debris with a bristle brush or air gun.
Lubrication of H.8D Duplex Connection — Apply 2 drops of oil (p/n MS10005) in the oil hole in the rear of the
duplex connection after approximately every 20 hours of use.
IMPORTANT!
Sheath
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.
Handpieces H.28, H.28SJ, H.43T, H.44T, and H.44TSJ
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.
Handpieces H.8, H.8D, and H.8SJ
These handpieces have a chuck
guard that slides back when
changing collets and accessories.
They come with two chuck
wrenches shown at right, for
opening and closing the collet.
Use one wrench to hold the
spindle and the other to unscrew the chuck nut by turning
counterclockwise.
Changing Collets
The different size collets that
come with your handpiece are
for holding burs and other accessories with different shank sizes.
Chuck Nut and Collet
Never screw the chuck nut back on too tightly.
If you tighten an empty collet or insert an
accessory shank which is too small or too large
you may damage the collet.
Handpieces H.28, H.28SJ, H.43T, H.44T, and H.44TSJ
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 shaft. Slip new collet in
place and screw on chuck nut
Pliers are useful for
removing collets
with pin and wrench.
Handpieces H.8, H.8D, and H.8SJ
To change a collet, slide back the chuck guard and use
one wrench to hold the spindle and the other to unscrew
the chuck nut by turning counterclockwise. Remove
chuck nut to expose collet and pull collet out of handpiece shaft. Slip new size collet in place and tighten
chuck nut with wrenches.
Collets for H.8, H.8D, H.8SJ, H.28, and H.28SJ
P/N Capacity
HP601 1/32″
HP602 1/16″
HP603 3/32″ ∗
HP604 1/8″ ∗
HP605 3mm
∗Supplied with handpieces above.
HP600 Set Includes 601, 602,
603, and 604.
The 605 is not included.
Collets for H.43T, H.44T, and H.44TSJ
P/N Capacity
HP441 1/16″
HP442 3/32″ ∗
HP443 1/8″ ∗
HP444 5/32″
∗
Supplied with handpieces above.
HP440 Set Includes 441, 442, 443, 444, 447, 448, and
449. The 445 is not included.
P/N Capacity
HP445 3/16″
HP447 1/4″ ∗
HP448 3mm
HP449 6mm
Handpiece Accessories and Spare Parts
A Handpiece Holder is available that
clamps to work benches up to 2
thick. The height above the bench
can be adjusted and the handpiece
MAHH-30
Part No. Description Handpieces
MAHH-30 Handpiece Holder H.43T, H.44T, H.44TSJ
HP103117 Pin and Wrench H.44T, H.44TSJ, H.43T
HP10588 Pin and Wrench H.28, H.28SJ
HP10586 Set of 2 Wrenches H.8, H.8D, H.8SJ
can be swiveled and locked into
position. Pins and wrenches that
are lost or damaged can be ordered
from your dealer or the factor
Use with
LIMITED WARRANTY
Foredom®warrants its product to be free of defects in
material or workmanship for a period of 90 days after
purchase. During the warranty period, the defective product
will be repaired or replaced without charge or, at our option,
the purchase price will be refunded. This warranty does not
cover damage caused in transit or by accident, misuse, or
ordinary wear.
susceptible to damage and is not covered by warranty.
Replacement duplex springs are shipped with installation
instructions. ALL IMPLIED WARRANTIES, INCLUDING BUT
NOT LIMITED TO WARRANTIES OF FITNESS AND
MERCHANTABILITY, ARE HEREBY LIMITED IN DURATION TO
1
A PERIOD ENDING 90 DAYS FROM DATE OF PURCHASE,
/4″
AND WE WILL NOT BE LIABLE OR RESPONSIBLE FOR
ANY SPECIAL OR CONSEQUENTIAL DAMAGES. Repair or
replacement will be made at our option if the product is
returned post-paid to:
All warranty repairs must be done at the factory at the address
above. We will not pay any shipping or transportation charges.
This warranty covers the original purchaser of the product only.
Some states do not allow limitations on how long an implied
warranty lasts, so the above limitation may not apply to you.
This warranty gives you specific legal rights, and you may also
have other rights which vary from state to state.
The duplex connection is particularly
The Foredom Electric Company
16 Stony Hill Road, Bethel CT 06801
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