EN
ENGLISH
-20- FORM NO. 70255B
Clarke
®
American Sanders
Operator's Manual (EN) - Floorcrafter
Troubleshooting
Problem Cause
Action
Burning or glazing.
Dull abrasive.
Replace abrasive.
Excessive sanding pressure.
Decrease sanding pressure setting.
(Fig.
#16,
page
15).
Too
fi
ne of an abrasive belt.
Use coarser abrasive.
Slow cutting.
Dull abrasive.
Replace abrasive.
Too
fi
ne of an abrasive belt.
Use a coarser abrasive belt.
Insuf
fi
cient sanding pressure.
Increase sanding pressure setting.
(Fig.
#16,
page
15).
Waves on sanded surface.
Debris on wheels.
Remove and clean wheels.
Flat spot on tire(s).
Replace tires.
Chatter marks on sanded surface.
See Chatter Wave Prevention,
See Chatter Wave Prevention,
(Close evenly spaced ripples)
page 14.
page 14.
Dif
fi
cult to actuate tension release
Debris interferes with mechanism
Blow out sanding chamber.
lever.
Remove
and
disassemble
mechanism.
Clean
out.
Worn sleeve bearing.
Replace.
Galled linkages.
Lubricate with WD-40.
Abrasive belt hunts (seeks).
Worn sleeve bearing.
Check for excessive play, replace.
High edges on contact wheel.
Contact an authorized dealer
or
replace
the
contact
wheel.
Abrasive belt will not track.
Extreme difference in side-to-side
Replace abrasive belt.
length of belt.
High edge on contact wheel.
Check several different abrasive
belts.
Contact
an
authorized
dealer or replace the contact wheel.
Abrasive belt tears along its
Debris built-up on (top) tension
Clean tension roller.
length. roller.
