As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT WOULD NOT PRESSURIZE, FOUND FAULT CODE 21-14031 FOR EQUIP COOLING OVRD VLV MOTOR LT. PERFORMED FIM TASK 21-27-00-810-832. REPLACED EQUIP COOLING OVRD VLV V21585 IAW AMM 21-27-04. OPERATIONS & LEAK CHECKED GOOD. ALSO PERFORMED CABIN PRESS LEAK TEST IAW 05-51-24-720-801. OPERATIONS CHECKED GOOD & NO DISCREPANCY NOTED.