
Periodic Maintenance
Item | Action | Interval | Maintenance |
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Saw blade | Listen for sound of | Whenever | Replace blade when teeth are |
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| missing teeth | operating saw | broken |
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| Observe cutting | Whenever | Replace blade when bent — or worn |
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| action for cleanness | operating saw | — Use a wider blade for more |
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| and accuracy |
| accurate straight cuts |
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| Listen for a poor weld | When changing | Use a different blade or dress the |
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| — a “click” as it | blade |
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| weld with a grinder. |
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| passes through the |
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| guide blocks |
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| Watch for signs of | Whenever | Be sure you are using the correct |
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| slippage on the drive | blade tension — Check drive wheel |
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| sawing |
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| wheels (blade occa- | rubber strips for cleanliness and |
| |
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| sionally slows or |
| adherence to drive wheel — replace if |
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| comes to a stop while |
| necessary |
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| sawing) |
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Lower drive | Check bearing area | Monthly | Replace bearing if leakage occurs |
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wheel | for leakage of lubri- |
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| cant |
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Upper drive | Check bearing area | Monthly |
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wheel | for leakage of lubri- |
| Replace bearing if leakage occurs |
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| cant |
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Drive wheel | Check for cleanliness | Daily and when | Wipe or brush clean |
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rubber protec- |
| changing blade |
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tors |
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Drive belts | Check for smooth | Monthly or when | Clean when necessary — replace if |
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| surfaces and adher- | blade slippage | damaged or excessively worn |
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| ence to drive wheel | occurs |
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| surface |
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| Check for glazing | Monthly, or when | Replace a glazed belt — DO NOT USE |
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| slippage occurs | BELT DRESSING |
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| (squealing belt) |
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Reduction | Check sight glass for | Daily | Fill up to |
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gearbox | level — should be to |
| with Shell Spirax HD 90 |
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| halfway point on sight |
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| glass | Annually | Drain and refill with Shell Spirax |
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| HD 90 |
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Blade support | Check for wear, | Monthly and when | Replace when necessary |
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bearings | damage or lubricant | changing blade |
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| leakage |
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Carbide blade | Check for excessive | When changing | Replace if excessively worn |
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guides | wear | blade |
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