As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF RH THUST REVERSER UNLOCK LIGHT CAME ON AND A/C ABORTRED TAKE OFF AND RETURNED TO THE GATE , MTX GROUNDED A/C AND DEFERRED THE RH T/R FOR DEPARTURE IAW ABX MEL 78-31-1 .AND RETURNED AC TO SERVICE . 7/13/24 MTX TROUBLESHOT IAW FIM 78-36 FAULT TREE 809 AND FOUND CODE 172 FAULTING S/66 REPLACED PROX SWITCH IAW 78-36-01. OPS CHECK GOOD ,AND CLEARED DI .