Figure 4-18.--Work jaw and feed chain adjustment.
paragraphs contain the procedures for each of these
pressure because it may cause the band to
cutting operations. But first, let us consider the
break.
general rules applicable to all sawing operations.
Be sure the saw band and guides are properly
Check the level of the work table and adjust the
lubricated.
table, if necessary, to suit the angle of the cut.
mended by the manufacturer of your machine.
Use the proper blade and speed for each cutting
operation. This ensures not only the fastest and
STRAIGHT CUTTING WITH POWER
most accurate work but also longer saw life.
FEED.--Most band saws are equipped with hydrauli-
cally actuated power feeds. When used, accidental
Always be sure the band guide inserts are the
overfeeding is eliminated which greatly extends blade
correct size for the width of the band and that
life. To use the power feed:
they are properly adjusted.
1. Change band guides as necessary. Select and
Before starting the machine, adjust the height
install the proper band for the job and adjust
of the upper band guide so that it will clear the
the band guides.
work from 1/8 to 3/8 inch. The closer the guide
is to the work, the greater the accuracy.
2. Place the workpiece on the table of the
machine and center the work in the work jaw.
When starting a cut, feed the work to the saw
gradually. After the saw has started the kerf,
3. Loop the feed chain around the work jaw, the
increase the feed slowly to the recommended
chain roller guides, and the left-right guide
pressure. Do not make a sudden change in feed
4-12