Connector Can Be Broken on the 60Hz Power Supply

This document, Field Change Order TA91-S001, addresses a potential safety hazard involving connector J11 on the 60Hz power supply of various TA91 and TU91 equipment. The connector can break if the cable is pulled without first releasing its locks, creating a danger of exposed 208vac.

Solution

The repair requires installing a pair of plastic connector braces (part number 22-11840-01) on the power supply chassis. The installation procedure includes: * Unloading tape cartridges. * Turning off the AC circuit breaker. * Removing the cable connector from J11. * Snapping the new braces into place. * Reconnecting the cable and restoring power.

The document includes technical approvals, parts information, and LARS reporting codes for warranty and non-warranty service.