As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EICAS MSG EQ OVHT DISPLAY OVHT LIGHT ILLUMINATED. EICAS MSG EQ COOLING FAN DISPLAYED. OVHT LIGHT REMAINED ILLUMINATED WHEN ALT WAS SELECTED. T/S PER FIM 21-20-00 FIG 103, 105, FOUND AFT EXH EQ COOLING FAN 1 & 2 C/B OPEN. RESET SAME, OPS CHECK NORMAL PER AMM 21-26-01 AND AMM 21-58-00 PG 61 EQ COOLING TEST ALL OPS NORMAL. AIR TURNBACK ITEM.