As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER PUSHBACK "R ENG HPSOV" EICAS MSG INFO:STATUS MSG R ENG HPSOV INFO: R ENG BLD DISCRETE LIGHT ILLUMINATED AC RETURNED TO GATE (BTB) AND MTX GROUNDED AC MTX DEFERRED RH HPSOV FOR DEPARTURE IAW MEL ABX-36-11- 2-2 AND RETURNED AC TO SERVICE.