As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU FAILED TO START. DEFERRED PER MEL 49-11-01A CAT C ON 4/19/22. REMOVED AND REPLACED DEICE VALVE SOLENOID AS PER REF B767 AMM 49-27-08 PERFORMED OPS CHECK NORMAL NO LEAKS. REQUIRED COLD SOAK START FOR ETOPS 180. NO TRAX TIME INFO AVAILABLE.