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3.
Carbon Brush Replacement
A. Unplug the drill motor before proceeding any further.
B. Locate the carbon brush caps found near the air inlet of the motor housing.
They are on opposing sides. Remove the caps using a flat screw driver. The
brushes contact leads should pop out as soon as the caps are off; if not, use the
screw driver to nudge them out.
C. When installing the new brushes, make sure they fit snuggly into the slots.
Do not modify the replacement brushes (i.e. file them down) or use non OEM
brushes, as it may damage the armature and in doing so voids the manufacturer
warranty.
D. Perform steps one through three in reverse to reinstall the caps. Note do not
over tighten the caps are they may be damaged.
4.
Adjusting the Mechanical Clutch
A. Unplug the drill motor before proceeding any further.
B. If, while coring, the clutch slips when the ammeter only illuminates the green
or yellow LED indicator, then the clutch nut needs to be tightened.
C. To begin a special tool is needed to engage the clutch. Contact your nearest
authorized distributor or service center for parts.
D. Locate the four recessed socket head screws holding the gear housing
together and remove them.
13
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