For Machines Mfg. Since 8/09 | TR O U B L E S H O OTI N G | Model SB1040/SB1041 |
Symptom
Possible Cause
Possible Solution
Blade tracks | 1. | Feed rate is too fast. | 1. | Reduce feed rate, or decrease blade TPI. | |
incorrectly, or | 2. | Blade is not tracking correctly. | 2. | Adjust blade tracking (see Page 41). | |
comes off wheels. | |||||
3. | Blade is | 3. | Install new blade, and regularly remove tension | ||
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| from blade when not in use (see Page 27). | |
| 4. | Blade is dull, wanders, and gets | 4. | Replace blade, | |
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| pinched in the cut. |
| shifting. | |
| 5. | Rubber tire on wheel is damaged, | 5. | Replace or dress rubber tires. | |
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| glazed, or worn. |
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| 6. | Blade tension is too loose. | 6. | Increase blade tension (see Page 27). | |
| 7. | Blade guides need adjustment. | 7. | Adjust blade guides (see Page 30). | |
| 8. | Incorrect blade for bandsaw. | 8. | Install correct blade for machine. | |
| 9. | The blade has insufficient support. | 9. | Tighten the blade guide as close to the workpiece as | |
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| possible. | |
| 10. | Wheel tires are loaded with metal | 10. | Clean wheel tires. | |
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The cut is crooked, | 1. | Blade spinning backwards due to | 1. | Swap two power incoming power leads (see Phase | |
the blade wanders, |
| machine being wired out of phase |
| Polarity on Page 20). | |
slow cuts, or shows |
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overheating on one | 2. | The feed pressure is too high. | 2. | Decrease the feed rate. | |
side of the cut or | |||||
3. | Too much side pressure when | 3. | Feed workpiece straight into the blade. | ||
the blade. | |||||
| feeding workpiece. |
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| 4. | Blade is loading up. | 4. | Install a blade with more suitable TPI or different | |
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| style of teeth. |
5.Blade installed backwards.5. Check blade rotation as described in “test run” and reverse blade if necessary.
6. Dull blade; missing teeth. | 6. Replace blade. |
7.Blade too wide for size of radius 7. Install a smaller width blade, or increase blade
being cut. | tension (see Page 27). |
8.The blade speed is wrong.8. Adjust feed rate and cutting speed as required.
9.The blade tracking is wrong.9. Adjust the blade tracking (see Page 41).
Grinder does not | 1. | Wiring or ON/OFF switch at fault | 1. | Repair wiring or replace grinder switch. | |
work. | 2. | Motor at fault. | 2. | Replace motor. | |
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Work lamp or | 1. | Bulb, wiring, or switch at fault. | 1. | Replace bulb, repair wiring, replace switch. | |
welding lamp does | 2. | Transformer is at fault. | 2. | Replace transformer. | |
not work | |||||
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Welder is | 1. | Operator error. | 1. Use welder as outlined in operations section and | ||
inoperative or |
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| practice on scrap blades (see Page 32). | |
welds poorly. | 2. | Wiring or welding switch at fault. | 2. | Repair wiring or replace welding switch. | |
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| 3. | Welder transformer at fault. | 3. | Replace welder transformer. | |
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