Ramco RS90 Series Instruction Manual And Illustrated Parts Breakdown - page 7
Section 27: Trouble Shooting
Problem
Probable Cause
Solution
Excessive
Blade
Breakage
Material loose in vise.
Wrong speed or feed.
Teeth too coarse for stock.
Wrong blade tension.
Blade in contact with stock before saw is started.
Blade rubs on wheel flange.
Misaligned blade guides.
Blade too thick for wheel diameter.
Cracking at blade weld.
Clamp work securely.
Check machininst handbook for correct
speed and feed.
Check machinist handbook for
recommended blade type.
Adjust so that blade does not slip on blade
wheels.
Place blade in contact with stock after saw
is started.
Adjust wheel alignment.
Adjust.
Use thinner blade.
Anneal blade longer.
Premature
Blade
Dulling
Teeth too coarse.
Too much speed.
Inadequate feed pressure.
Hard spots in/on stock.
Work hardening of stock.
Blade installed backwards.
Insufficient blade tension.
Use finer tooth blade.
Try next slower speed.
Adjust saw head descent.
Reduce speed, increase feed pressure.
Increase feed pressure.
Remove blade, twist inside-out, and re-
install.
Increase to proper level.
Crooked
Cuts
Work not square.
Feed pressure too great.
Blade guide bearings out of adjustment.
Inadequate blade tension.
Blade guides too far apart.
Dull blade.
Incorrect speed.
Blade guide assembly loose.
Blade guide bearing assembly loose.
Blade tracking too far away from wheel flanges.
Guide bearing worn.
Adjust vise square with blade.
Clamp work tightly.
Reduce.
Adjust.
Increase blade tension a little at a time.
Move guides as close to work as possible.
Replace blade.
Check manual for correct speed.
Tighten.
Tighten.
Retrack blade per instructions.
Replace.
Rough
Cuts
Too much speed or feed
Blade too coarse
Reduce
Replace with finer blade.
Twisting
Blade
Cut is binding blade.
Too much blade tension.
Decrease feed pressure.
Decrease blade tension.
Unusual
Wear on
Side/Back
Blade guides worn.
Blade guide bearings not adjusted.
Loose Blade bearing bracket.
Replace.
Adjust per instructions.
Tighten.
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