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Maintenance
Chuck Replacement
• Remove the auxiliary handle and pen the chuck jaws all
the way.
• Using a screwdriver remove the left-threaded safety
screw with a clockwise movement.
• Fit the long side of an "L" Allen key (not included) in a
vise and insert the short side of the "L" Allen key (not
included) to the chuck. Close the jaws.
• Move the rotation selector lever into the reverse position
(see page 7, Rotation Direction) and fastening with a firm
hand activate the hammer drill. The chuck will be released
with the turn.
• Set the new chuck threading into the hammer drill thread
until it stops.
• Open the jaws fully and thread the screw in a
counter-clockwise position. Tighten with a screwdriver.
Cleaning And Care
• To guarantee adequate motor cooling, always keep slots
clean and free of obstructions.
• Regularly inspect all the assembly screws. Double-check
they are properly tighten. If any screws are loose, tighten
immediately.
Service
• Servicing tools should only be made in a
Authorized Service Center. Service and
maintenance performed by non-qualified people may be
dangerous and can lead to personal injuries. It also makes
the product Warranty void.
Lubrication
• We recommend lubricating the tool transmission every
carbon brush replacement in a
Authorized Service Center.
Phillips
Screwdriver
Vise
Carbon Brush Replacement
• Carbon brushes shall be checked periodically. When
showing signs of wear go to a
Authorized Service Center to have both carbon brushes
replaced.
• When replaced, ask the technician to inspect if the new
carbon brushes move freely in the carbon brush housing.
Ask to turn on the tool during 5 minutes to even the
contact in the carbon brushes and the commuter.
• Use only original
brushes, designed specifically with the right strength and
electric resistance for each type of motor. Carbon brushes
with different specifications may damage the motor.
• When replacing carbon brushes, always change both.
Reverse Button Activated
Rotation
Selector
spare carbon
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