What was found
MDIS 743 32-42 3038 26NOV20 OKC OPEN U. ON PRE-DISPATCH FOUND NR 4 MWA THERMALED. REMOVED AND REPLACED NR 4 MWA. BRAKES WOULD NOT RELEASE T/S AND FOUND PARKING BRAKE SELECTOR NOT DISENGAGING, INTERMITENT. GOT NR 4 MWA ASSEMBLY COMPLETED. NR 3 MWA WILL NEED TO HAVE FINAL TORQUE DONE ONCE WE R & R SELECTOR. PARKING BRAKE NOT RELEASING AGAIN, MAINTENANCE IAW 32-41-11-04-01. REMOVED AND REPLACE NR 4 MAIN BRAKE, IAW M/M 32-42-27. OPERATIONS AND LEAK CHECKS GOOD. REQUIRED BECAUSE OF M/M 05-51-16-00 BRAKE OVERHEAT INSPECTION, OK FOR SERVICE. FACT 26NOV20 22:24 OKC U. PERFORM INSPECTION, PER M/M 05-51-16-00 FOR AFTER BRAKE OVERHEAT INSPECTION. NO SIGNS OF DAMAGE, PER INSPECTION CRITERIA. ALL OTHER ITEMS SIGNED OFF ON THIS WRI. 2 MWA, 1 PARKING BRAKE SELECTOR AND NR 4 MAIN BRAKE. A/C OK FOR SERVICE.