4. Blade is too fine for work
5. Gears aligned improperly
6. Gears need lubrication
7. Cut is binding blade
4. Use coarse blade.
5. Adjust gears so that worm is in
center of gear.
6. Check oil path.
7. Decrease reed anti speed
Bad Cuts (Crooked)
1. Feed pressure too great.
2. Guide bearings not adjusted
properly
3. Inadequate blade tension.
4. Dull blade.
5. Speed incorrect.
6. Blade guides spaced out too much
7. Blade guide assembly loose
8. Blade truck too far away from
wheel flanges
1. Reduce pressure by increasing
spring tension on side of saw
2. Adjust guide bearing, the
clearance can not greater than
0.001.
3. Increase blade tension by adjust
blade tension
4. Replace blade
5. Adjust speed
6. Adjust guide space.
7. Tighten
8. Re-track blade according to
operating instructions.
Bad Cuts (Rough)
1. Too much speed or feed
2. Blade is too coarse
3. Blade tension loose
1. Decrease speed or feed.
2. Replace with finer blade.
3. Adjust blade tension.
Blade is twisting
1. Cut is binding blade.
2. Too much blade tension
1. Decrease reed pressure.
2. Decrease blade tension.
21
Summary of Contents for 250S
Page 1: ...METAL CUTTING BAND SAW MACHINE MODEL 250S INSTRUCTION MANUAL 250S 060505 R2...
Page 24: ...12 CIRCUIT DIAGRAM 22...
Page 25: ...OP 23...
Page 26: ...24...
Page 27: ...25...
Page 28: ...26...
Page 29: ...27...
Page 30: ...28...
Page 31: ...29...
Page 32: ...30...
