Troubleshooting Challenge: 800-Ton Press Suffers from Severe Stuttering (.PDF Download)

I was called out to troubleshoot an 800-ton press that molded large aerospace seals. The press would close at normal speed for approximately 2 ft., then slow to a creep speed for another 6 to 8 in. to close the two-part mold. Subsequently, pressure built until it reached the required tonnage...

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