Extrema Machinery XS-1A25, Manual

Page: 17 / 27

DEFICIENCIES IN THE SANDING PATTERN
1. Notches or grooves in the work piece straight strip
CAUSE:
•
Dirty pressure bar
2. Snake marks on a part of the work piece
CAUSE:
•
Local damage of the sanding belt
3. Straight parallel running stripes over the entire width of the work piece
CAUSE:
•
Joint of the sanding belt is too thick or open
4. Gleaming spots on the wood
CAUSE:
•
The sanding belt is too old
•
The rear pressure bar is too low
•
The contactor roller is too high