Maintenance - Craftsman 315.111790 Owner's Manual

CHUCK REMOVAL (continued)
Open chuck jaws and remove allen wrench.
Remove the chuck screw by turning it in a clock-
wise direction. See Figure 12. Note: The screw
has left hand threads.
Insert allen wrench in chuck and tighten chuck
jaws securely. Tap sharply with a mallet in a
counterclockwise direction. This will loosen chuck
on the spindle. It can now be unscrewed by hand.
See Figure 13.
OPERATION
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on 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, follow these steps:
Lock the switch trigger by placing the direction of
rotation selector in center position.
Insert allen wrench into chuck and tighten chuck
jaws securely. Tap allen wrench sharply with a
mallet in a clockwise direction. This will tighten
chuck on the spindle.
Open the chuck jaws and remove allen wrench.
Fig. 12
Tighten the chuck screw. Note: The chuck screw
has left hand threads.
WARNING:
Craftsman replacement parts. Use of any other
part may create a hazard or cause product
damage.
Avoid using solvents when cleaning plastic parts.
Most plastics are susceptible to damage from various
types of commercial solvents and may be damaged
by their use. Use clean cloths to remove dirt, dust, oil,
grease, etc.
WARNING:
gasoline, petroleum-based products, penetrating
oils, etc. come in contact with plastic parts. They
contain chemicals that can damage, weaken or
destroy plastic.
DO NOT abuse power tools. Abusive practices can
damage tool as well as workpiece.
Only the parts shown on parts list, page fifteen, are
Fig. 13
intended to be repaired or replaced by the customer.
All other parts should be replaced by a qualified
service technician at an authorized service facility.
WARNING:
create accessories not recommended for use
with this tool. Any such alteration or modification
is misuse and could result in a hazardous
condition leading to possible serious personal
injury.
13

MAINTENANCE

When servicing, use only identical
Do not at any time let brake fluids,
Do not attempt to modify this tool or