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| A clock movement with a broken mainspring and a few elongated bearing holes |
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| An elongated bearing hole with old punch marks, attempted by previous repairman to tighten or close the hole |
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| A new bushing is installed instead of old method of punching |
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| A worn bearing hole will not hold the pivot firmly in it's position which causes the clock to stop working |
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| A new bushing installed to hold the pivot in position |
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