As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTS ACFT NEEDS EXTRA POWER TO GET ROLLING FROM STILL AND WHEN ADVANCING TO TAKEOFF POWER THE ACFT WAS LAGGING IN ACCELERATION. CREW FURTHER REPORTS THE RIGHT GEAR BRAKE TEMPS ARE 100+ DEGREES HIGHER THAN THE LEFT. TROUBLESHOT PER TSM 32-45- 00-810-806. REPLACED PARKING BRAKE CONTROL VALVE (72GG) PER AMM 32-45-51.