As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLOMB OUT AT 7-8K FT, A BURNING SMELL STARTED . THE ENTIRE FLIGHT THE BURNING SMELL CAME IN STRONG WAVES. THE STRONGEST WAS DURING THE DECENT OUT OF 18K FT AND BELOW . REPLACED ENGINE HP VALVE SEALS. OPS CHECK GOOD. IAW CE-680A AMM 36-10-05