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| equipment:metalshop:metallathe:howto:cutthreadsl2r [2024/08/16 11:11] – ralawrence | equipment:metalshop:metallathe:howto:cutthreadsl2r [2024/11/19 21:42] (current) – external edit 127.0.0.1 | ||
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| ===== How to cut Threads using the Left to Right Method. ===== | ===== How to cut Threads using the Left to Right Method. ===== | ||
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| + | **__//THIS IS WORK IN PROGRESS// | ||
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| Please note this guide is specific to Bristol Hackspace’s Harrison M250 Metal Lathe. | Please note this guide is specific to Bristol Hackspace’s Harrison M250 Metal Lathe. | ||
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| 1. Remove the cover plate with an M3 hex key. | 1. Remove the cover plate with an M3 hex key. | ||
| - | 2. Use an M24 spanner on the end of the Lead Screw to rotate it until the edges of the cover become visible. Only pull the spanner towards you do not try to go in the other direction you will unscrew the nut of the end of the Lead Screw. | + | 2. Rotate |
| - | 3. Push the edge of the cover upwards to reveal the Shear Pin. You may need to use the spanner | + | 3. Push the edge of the cover upwards to reveal the Shear Pin. You may need to rotate the lead screw further. |
| 4. Now by rotating the Chuck by hand locate the slot for the Shear Pin to slide in to. Make sure you have the Traverse Direction knob set to forward. | 4. Now by rotating the Chuck by hand locate the slot for the Shear Pin to slide in to. Make sure you have the Traverse Direction knob set to forward. | ||