Troubleshooting; To Retighten A Loose Chuck - Craftsman nextec 320.10003 Operator's Manual

6.
Insert the hex key into
the chuck and tighten the
chuck jaws securely. Tap
sharply with a mallet in a
counterclockwise direction.
This will loosen the chuck
on the spindle. It can now
be unscrewed by hand.
TO RETIGHTEN A
LOOSE CHUCK
The chuck may become loose
on the spindle and develop a
wobble. Also, the chuck screw
may become loose, causing the
chuck jaws to bind and prevent
them from closing.
To tighten a loose chuck or
chuck screw:
1.
2.
3.
4.
5.
Fig. 15
Screwdriver
Lock the trigger switch
by placing the direction-
of-rotation selector in the
center position.
Open the chuck jaws.
Fig. 16
Mallet
Hex key
Insert the hex key into
the chuck and tighten the Chuck Jaws
chuck jaws securely. Tap
the hex key sharply with a
mallet in a clockwise direction. This will tighten the chuck on the spindle.
Open the chuck jaws and remove the hex key.
Using a screwdriver, tighten the chuck screw by turning the chuck screw in
a counterclockwise direction.
WARNING: Always wear safety glasses with side shields during maintenance.
_IL WARNING: To ensure safety and reliability, all repairs should be performed
by a qualified service technician at Sears Service Center.
WARNING: To avoid serious personal injury, always remove the bat-
tery pack from the tool and unplug the Charger when cleaning or performing
any maintenance.
PROBLEM CAUSE SOLUTION
The Drill does not work Battery is depleted Charge the battery
Bit cannot be installed Sleeve is not released Release the sleeve
Be sure cooling vents Clean, clear vents. Do
Motor overheating are free from saw dust not cover with hand dur-
and obstacles ing operation
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