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Model G0812 (Mfd. Since 2/16)
-29-
Blade Care
To prolong blade life, always use a blade with the
proper width, set, type, and pitch for each appli-
cation. Maintain the appropriate feed rate, feed
pressure, and blade speed, and pay attention to
the chip characteristics (Refer to
Blade Speed
Chart on Page 30 and Chip Inspection Chart
on
Page 31). Keep your blades clean, since dirty
or gummed up blades pass through the cutting
material with much more resistance than clean
blades, causing unnecessary heat.
Blade Care &
Break-In
Blade Break-In
The tips and edges of a new blade are extremely
sharp. Cutting at too fast of a feed rate or too
slow of a blade speed can fracture these tips and
edges, quickly dulling the blade. Properly break-
ing in a blade allows these sharp edges to wear
without fracturing, thus keeping the blade sharp
longer. Below is a typical break in procedure. For
aftermarket blades, refer to the manufacturer's
break-in procedure to keep from voiding the
warranty.
Use the
Chip Inspection Chart on Page 31 as
a guide to evaluate the chips and ensure that the
optimal blade speed and feed rate are being used.
To properly break-in new blade:
1. Choose correct speed for blade and material
type.
2. Reduce feed pressure by half for first 50–100
in
2
of material cut.
3. To avoid twisting blade when cutting, adjust
feed pressure when total width of blade is in
cut.
Model G0812 blade speeds: 95–380 FPM.
During operation, pay attention to the chips being
produced from the cut and compare them to the
Chip Inspection Chart on Page 31 to properly
set the downfeed rate.
Blade Speed
Entanglement Hazard!
You MUST install the pul-
ley cover before operat-
ing or severe injury may
occur.
To change blade speeds:
1. Turn bandsaw ON and allow motor to reach
full speed.
2. Rotate speed adjustment knob (see Figure 33)
clockwise to decrease blade speed and coun-
terclockwise to increase blade speed.
NOTICE
Only change speeds while the motor is run-
ning. Changing speeds when machine is
OFF may result in damage to your machine.
Always make sure belt guard is in use.
Figure 33. Speed adjustment knob location.
Speed Adjustment
Knob
Содержание G0812
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