MACHINES AND
ACCESSORIES
Page 30 of 36
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F
E
R
V
I
11
TROUBLESHOOTING
PROBLEM
PROBABLE CAUSE
SOLUTION
Noisy
operation.
A)
Incorrect belt tension.
B)
Dry spindle.
C)
Loose Pulley.
D)
Loose belt.
E)
Broken bearing.
A)
Adjust the tension.
B)
Remove the spindle sleeve and
lubricate.
C)
Tighten the pulley.
D)
Adjust the belt tension.
E)
Replace the bearing
Excessive
wobbling of the
spindle.
A)
Loose spindle.
B)
Worn spindle shaft or bearings.
C)
Broken spindle.
A)
Tighten the spindle shaft.
B)
Replace the spindle shaft or
bearings.
C)
Replace the spindle.
The motor will
not start.
A)
Electrical power supply.
B)
Motor connection.
C)
Switch connections.
D)
Burnt motor windings.
E)
Broken switch.
A)
Check the mains power supply.
B)
Check the motor connection.
C)
Check the switch connections
D)
Replace the motor.
E)
Replace the switch.
The tip is
jammed in the
workpiece.
A)
Excessive forward pressure on
the handle.
B)
Loose belt.
C)
Loose tip.
D)
Speed is too fast.
A)
Apply less pressure.
B)
Check the belt tension.
C)
Tighten the tip.
D)
Change the speed.
The tip is
burning or
smoking.
A)
Incorrect speed. Revolutions
per minute.
B)
Shavings will not discharge.
C)
Tip is worn or does not cut the
material well.
D)
Needs lubrication.
E)
Incorrect feeding pressure.
A)
See table speed.
B)
Clean the tip.
C)
Check the sharpness and taper.
D)
Lubricate while drilling.
E)
Apply less pressure.
Raising the
table is
difficult.
A)
Needs lubrication.
B)
Bent rack.
C)
The table is clamped into
position.
A)
Lubricate with light oil.
B)
Straighten the rack.
C)
Loosen the clamp.
The tip
vibrates, the
hole is not
round.
A)
Knot in the wood, the tip
was sharpened off-center.
B)
Wrong tip.
A)
Sharpen the tip correctly.
B)
Replace the tip.
The spindle will
not stick to the
sleeve.
A)
Dirt, grease or oil in the
morse taper.
B)
Running in an unauthorized
mode.
A)
Use detergents (alcohol, etc.) to
clean the conical part of the drill and
the spindle.
B)
Drilling causes the failure.
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