Use and Care Manual

17
Symptom Possible Cause Correction*
Bad cuts (rough)
Blade speed too high for feed
pressure.
Reduce blade speed and feed pressure.
Blade too coarse. Replace with finer blade.
Blade is twisting Blade is binding in the cut. Decrease feed pressure.
Blade tension too high. Decrease tension on blade
Unusual wear on side
or back of blade
Blade guides worn Replace blade guides.
Blade guide bearings not adjusted. Adjust blade guide bearings.
Blade guide bearing bracket is loose. Tighten blade guide bearing bracket.
Teeth missing/ripped
from blade
Blade tooth pitch too coarse for
workpiece.
Use blade with finer tooth pitch.
Feed too slow; feed too fast.
Increase feed pressure and/or blade
speed.
Workpiece vibrating. Clamp workpiece securely.
Gullets loading up with chips.
Use blade with coarse tooth pitch; reduce
feed pressure. Brush blade to remove
chips.
Motor running too hot Blade tension too high. Reduce tension on blade.
Drive belt tension too high. Reduce tension on drive belt.
Blade too coarse for workpiece
(especially with tubular stock).
Use blade with fine tooth pitch.
Blade too fine for workpiece
(especially with heavier, soft
material).
Use blade with coarse tooth pitch.
Insufficient gearbox lubrication
Check gearbox oil.
No coolant flow Pump motor is burned out. Replace pump.
Screen/filter on pump is clogged. Clean screen/filter.
Impeller is loose. Tighten impeller.
Coolant level too low. Add coolant to reservoir.
Excessive noise or
vibration
Belt is too tight. Reset belt tension.
Tension mechanism
won’t move blade
Gibs won’t slide. Loosen and retighten socket head cap
screws on gibs.
*Warning: Some corrections may require a qualified electrician.
12.0 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.