RAM PRODUCTS PRIMUS 45 HANDPIECE, Owner'S Manual, Page: 1 / 2

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INSTRUCTIONS FOR CHANGING COLLET CHUCKS
INSTRUCTIONS FOR CHANGING COLLET
CHUCKS
INSTRUCTIONS FOR CHANGING BRUSHES
INSTRUCTIONS FOR CHANGING BRUSHES
Do not expose electric tools to water, or use in damp or wet locations.
Turn the Motor Cap to the left and
remove it.
Take the worn out Carbon Brush out,
and replace with a new one and secure
it by screw.
Turn the Motor Cap to the right to fit
onto the Handpiece.
Using Phillips Screw Driver, remove the
screw that is securing the Carbon
Brush. Be careful not to loose the
screw.
When Carbon Brush is worn out, the Handpiece rotates unstably or stops.
Please replace the Carbon Brush, we recommend to replace both sides of the
Carbon Brush at the same time.
Open, inspect and test each item although we do test carefully prior to
shipments. Upon receiving repaired items, to check or test as well.
BASIC SAFETY AND PRECAUTIONS
Keep away from children.
Originally, φ2.34mm Collet is mounted. It is possible to replace with other
sizes of Collets according to demand. When replacing the Collet, insert the
Blank Bur or tool and loosen or tighten the Collet using the wrench which has
been supplied.
While holding the handpiece, turn the
Set Ring fully toward (R) direction. Be
sure that the Blank Bur is inside of
Collet. Place the Wrench on the Collet,
and turn it toward the direction of
"loosen". If the Collet slips and
impossible to loosen, try to hit the
Wrench by Hammer at an instance, and
remove the Collet. Be careful not to hit
your fingers.
Place the other Collet and turn the
Collet toward the direction of "tighten".
Make sure to secure the collet firmly.
Take the Wrench out and turn the Set
Ring back toward (S) direction.
Wear protective eyewear, wear proper clothes for working with dust,
always hold the handpiece securely, hold the handpiece while in
operation with the power on.
Do not wear loose clothing or jewelry and secure long hair as they can
be caught in the drill.
INSTRUCTIONS FOR CHANGING TOOL
Originally,
⌀
2.34mm Blank Bur is mounted. Please use only the
tools with ⌀ 2.34mm shank which have been authorized.
While holding the handpiece,
turn the Set Ring fully toward
(R) direction. Take out the
Blank Bur and put the tool into
the bottom Collet.
Turn the Set Ring to (S)
direction, to secure your tool.
Spin the tool by fingers to
confirm that th tool is securely
fixed. Be careful with the blade
(edge) of tool not to hurt the
fingers.
Warning: NEVER TURN SET
RING WHILE MOTOR IS
ROTATING. PERMANENT
DAMAGE TO THE MOTOR IS
POSSIBLE.
When using electric tools, use basic safety precautions in order to
reduce risk of fire, electric shock, and personal injury.
Spin the tool by fingers to confirm that
the tool is securely fixed. Be careful with
the blade (edge) of tool not to hurt the
fingers.
SUGGESTED MAINTENANCE AND TIPS
All brush handpieces include a wrench tool which if needed can be used
to remove the collet chuck for replacement or cleaning. All brush
handpieces come with a spare set of 2 replacement carbon brushes.
This is a normal wearing part and estimated at 1,000hrs.
Do not leave the equipment rotating on table or floor.
CONTENTS
INSTRUCTIONS FOR CHANGING TOOL
SUGGESTED MAINTENANCE AND TIPS
PARTS LIST FOR HANDPIECE
SCHEMATIC DIAGRAM
BASIC SAFETY AND PRECAUTIONS
3-2022 issue 1
OWNER'S MANUAL
182 Ridge Road, Suite D, Dayton, N.J 08810
732.651.5500 732.651.6688
ram@ramhp.com www.ramhp.com
PRIMUS 45 HANDPIECE