What was found
AIRCRAFT WAS GROUNDED: SULFUR SMELL ON TAKEOFF POWER AND DURING FINAL APPROACH. REPLACED AIR CYCLE MACHINE OF LH PACK IAW AMM 21-51-04, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: SULFUR SMELL ON TAKEOFF POWER AND DURING FINAL APPROACH. REPLACED AIR CYCLE MACHINE OF LH PACK IAW AMM 21-51-04, OPS CHECK GOOD.