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20
Symptom Possible Cause Correction*
Frequent blade
breakage.
Incorrect blade tension. Adjust blade tension.
Incorrect blade speed or feed rate. Adjust accordingly.
Workpiece loose in vise. Clamp workpiece securely.
Blade rubs heavily on wheel shoulder. Adjust blade tracking.
Tooth pitch too coarse for material. Use appropriate blade for material.
Teeth in contact with workpiece before
saw is started.
Start motor before blade contacts
workpiece.
Blade guides are misaligned. Adjust blade guides as needed.
Blade too thick for wheel diameter. Use thinner blade.
Cracking at weld; poor annealing of blade. Replace blade.
Unusual wear on
side/back of blade.
Blade guides worn. Replace guides.
Blade guide bearings improperly adjusted. Readjust blade guide bearings.
Blade guide bearing bracket is loose. Tighten blade guide bearing bracket.
Premature blade
dulling.
Teeth too coarse. Use finer tooth blade.
Blade speed too fast. Reduce speed.
Inadequate feed rate. Select appropriate feed rate.
Hard spots or scale on material. Hard Spots: Increase feed rate. Scale:
Reduce speed and increase feed rate.
Work hardening of material (especially
stainless steel).
Increase feed rate.
Blade installed backwards. Remove blade, twist inside-out and re-
install to match arrow direction.
Insufficient blade tension. Adjust tension as needed.
No coolant flow.
Valves turned off. Make sure both valves are open.
Filter screen or hose(s) clogged. Inspect elements and clean.
Coolant level low. Add coolant to reservoir.
Pump motor burned out. Replace pump.
14.0 Replacement Parts
Replacement parts are listed on the following pages. To order parts or reach our service department, call 1-800-
274-6848 Monday through Friday, 8:00 a.m. to 5:00 p.m. CST. Having the Model Number and Serial Number of
your machine available when you call will allow us to serve you quickly and accurately.
Non-proprietary parts, such as fasteners, can be found at local hardware stores, or may be ordered from JET.
Some parts are shown for reference only, and may not be available individually.
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