19
Troubleshooting
Trouble Probable Cause Remedy
Excess machine vibration.
Make sure machine is level and on a
solid surface.
Check the spindle.
Grinding wheel is not balanced. Dress and balance the wheel.
Frequent wave on the
surface of workpiece.
Wheel is too hard.
Use a softer wheel.
Use a rough wheel.
Reduce the feed amount.
Improper operation.
Dress the wheel. Make sure wheel
edge is parallel with workpiece.
Slow down your crossfeed.
Make sure workpiece is securely
fastened to the table.
Minor scratch on the
surface.
Improper dressing of wheel.
Tighten the dresser.
Use proper dressing speed.
Don’t dress too deep at one time.
Improper operation.
Reduce feed amount.
Use proper crossfeed speed.
Improper heat treatment. Perform heat treatment again.
Burning spots and
cracks.
Unsuitable grinding wheel.
Dress the wheel finely and frequently.
Use a softer and rougher wheel.
Poor grinding ability,
wheel clogs and
workpiece shows
burns.
Wheel is too hard.
Increase table and crossfeed speeds.
Reduce the wheel diameter or width.
Use a sharp diamond for dressing.
Use a rougher wheel.
Wheel dulls and grit
falls off.
Wheel is too soft.
Reduce table and crossfeed speed.
Increase wheel diameter if possible.
Lightly dress the wheel, repeatedly.
Replacement Parts
Replacement parts are listed on the following pages. To order parts or reach our service department, call
1-800-274-6848 between 7:30 a.m. and 6:00 p.m. (CST), Monday through Friday. Having the Model
Number and Serial Number of your machine available when you call will allow us to serve you quickly and
accurately.
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