Adjusting The Blade Tension; Tracking The Saw Blade - Craftsman Professional 351.224010 Operator's Manual

The saw can be locked from unauthorized use by lock-
ing the switch. To lock the switch:
. Turn the switch to OFF position and disconnect saw
from power source.
. Pull the key out. The switch cannot be turned on with
the key removed.
NOTE: Should the key be removed from the switch at
the ON position, the switch can be turned off but cannot
be turned on again.
. To replace key, slide key into the slot on switch until
it snaps.
Switch
\
Switch Key
Figure 19 - ON/OFF Switch
ADJUSTMENTS
The blade tracking, tension and blade guides have
been properly adjusted at the factory. However, the
adjustments may change while the saw is in transit.
• It is recommended to verify these adjustments
before operating saw.
ADJUSTING THE BLADE TENSION
• To loosen the tension of the blade, turn the blade
tension knob counter clockwise and the tension indi-
cator will be lower. To tighten the tension of the
blade, turn the tension knob clockwise, and the ten-
sion indicator will rise (see Figure 20).
Blade Tension Knob
Indicator
Figure 20 - Adjust Blade Tension
CHANGING AND ADJUSTING THE SAW
BLADE
Refer to Figure 21.
This band saw is factory-equipped with a general-pur-
pose wood cutting blade. The saw blade is set prior to
delivery. To change the saw blade, the following proce-
dure must be followed:
WARNING: To avoid injury from unexpected starting,
whenever changing the saw blade or carrying out
adjustments, switch the band saw off and remove the
power cord from the main outlet. To avoid injury to
hands when handling the saw blade, wear gloves when-
ever necessary.
• Remove the rip fence, the guide rail, the wing nut
and screw from the table.
• Open the upper and lower doors by turning the door
locking knobs.
• Loosen the blade tension by turning the blade ten-
sion knob on the top of the upper wheel housing
counterclockwise until the saw blade has slackened
(viewed from above). (See Figure 21 .)
Tension Knob
Figure 21 - Adjust Blade Tension
• Remove the saw blade from the upper and lower
wheels.
• When fitting the new saw blade ensure the blade
teeth are pointing downwards and towards you at the
position where the saw blade passes through the
table.
• Re-tension the new saw blade and check the saw
blade tracking by turning the upper wheel by hand.
The saw blade should run in the center of the band
saw wheels.
• If needed adjust the tracking of the saw blade, follow
the procedures for TRACKING THE SAW BLADE
• Replace the rip fence, the guide rail, the wing nut
and screw to the table.
• Close the upper and lower doors by turning the door
locking knobs before reconnecting the power supply.
TRACKING THE SAW BLADE
Set the tracking of the saw blade before setting the
blade guides.
Once the saw blade is installed and tensioned, track the
saw blade by adjusting the tracking knob by hand (see
Figure 22). The saw blade should run in the center of
the band saw wheels. When the correct adjustment is
achieved lock the tracking knob with the locking knob.
Tracking
window
Locking Knob
Figure 22 -Tracking the Saw Blade
_Tracking
Knob
9