Troubleshooting

Trouble

Motor will not start.

Overload trips frequently.

Band Saw vibrates excessively.

Miter cuts not accurate.

Cuts not square.

Finished surface of workpiece is rough, unsatisfactory.

Probable Cause

Remedy

 

 

No incoming power.

Check plug connection.

 

 

Blown electrical panel fuses.

Replace fuses.

 

 

Thermal overload has tripped.

Wait several minutes for overload to

reset itself.

 

 

 

Defective motor, switch, power cable,

Qualified electrician/service personnel

or plug.

should inspect these items.

 

 

Motor is overheating.

Check that motor air intakes are clear.

 

 

Downfeed rate too fast.

Reduce downfeed rate.

 

 

Motor is faulty.

Motor should be inspected by

qualified electrician/service personnel.

 

 

 

Base on uneven surface.

Adjust base for even support.

 

 

Saw blade has cracks.

Replace blade immediately.

 

 

Too heavy a cut.

Reduce downfeed rate and blade

speed.

 

 

 

 

Loosen the screws and adjust the

Setting of the miter stops is not

stops to correct positions. Use an

correct.

adjustable square or protractor to

 

check angle settings.

 

 

Blade is worn, cutting crooked.

Replace blade.

 

 

Feed pressure too great.

Decrease feed pressure.

 

 

90° angle stop is not set correctly.

Adjust stop until blade is square with

vise.

 

 

 

Incorrect blade toothing in relation to

Check Machinist’s Handbook for

workpiece.

recommended blade type.

 

 

Blade is worn, cutting crooked.

Replace blade.

 

 

Incorrect adjustment of bearing

Re-adjust these. See page 14.

guides and guide assembly.

 

 

 

Workpiece incorrectly positioned in

Check positioning and clamping in the

vise.

vise.

 

 

Poor blade tension.

Check and correct if needed.

 

 

Blade is dull.

Replace blade.

 

 

Improper blade for cutting operation.

Check Machinist’s Handbook for

blade recommendations.

 

 

 

Downfeed rate too fast.

Reduce downfeed rate.

 

 

Blade tension too low.

Increase blade tension.

 

 

18

Page 18
Image 18
Jet Tools HBS-814GH operating instructions Troubleshooting, Probable Cause Remedy