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Trouble Probable Cause Remedy
Blade sharpened incorrectly, becomes
overheated.
Sharpen blade properly or replace.
Band wheels have become misaligned.
Contact service representative.
Cracks on back edge
of blade.
Workpiece being fed too quickly.
Reduce feed speed to lessen strain on
blade.
Welding on blade not perfectly aligned.
Eliminate welded part, and re-weld
properly; or acquire a new blade. Round
the back edge of a new blade.
Thrust bearing is worn; caused by
constant contact with back of blade.
Replace thrust bearing. Adjust new
bearing according to instructions (sect.
8.14).
Blade breaks
prematurely.
Feed force too great. Reduce feed force.
Blade pitch too coarse.
Refer to blade selection chart; use finer
pitch blade.
Guide bearings not properly supporting
blade.
Check guide bearings for correct
position and signs of wear. Adjust or
replace as needed.
Blade tensioned too tightly. Reduce tension.
Blade breaks close to
weld.
Blade overheated during welding.
Have blade annealed, or eliminate
brittle part and weld correctly.
Blade cooled too rapidly after welding.
Have blade annealed, or eliminate
brittle part and weld correctly.
Premature dulling of
saw teeth.
Blade pitch too fine.
Refer to blade selection chart (sect.
13.0). Use blade with coarser pitch.
Feed pressure too light. Increase feed pressure.
Cutting rate too low. Increase feed pressure and cutting rate.
Incorrect choice of blade.
Re-examine material. Select proper
blade from chart (sect. 13.0).
Chipped tooth or foreign object lodged
in cut.
Stop saw and remove lodged particle.
Replace blade if damaged.