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(click image for larger view) |
 Broken front mount... |
 ...and a cracked case... |
 ...finished case... |
 ...finished mount. |
| The customer said he only had a motor mount needing repair... | ...when I inspected the cases, I found a stress crack... | ...caused by someone not supporting the case when replacing the bearing race... | ...these unknown cracks often appear when pre-heating. |
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aluminum welding...