What was found
DURING TAXI OUT R YAW DAMPER INOP CAME ON , AC RETURNED TO GATE(BTB) AND MTX GROUNDED AC , MTX DEFERRED R YAW DAMPER FOR DEPARTURE IAW MEL ABX-22-21-1 .AND RETURNED AC TO SERVICE .
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING TAXI OUT R YAW DAMPER INOP CAME ON , AC RETURNED TO GATE(BTB) AND MTX GROUNDED AC , MTX DEFERRED R YAW DAMPER FOR DEPARTURE IAW MEL ABX-22-21-1 .AND RETURNED AC TO SERVICE .