What was found
CREW REPORTED WHILE APPLYING TAKEOFF POWER THEY NOTICED A GAS/CHEMICAL SMELL THAT LASTED THROUGH 3000FT. MAINTENANCE TROUBLESHOT TO A BAD HEAT EXCHANGER. MAINTENANCE REMOVED AND REPLACED THE DUAL PACK HEAT EXCHANGER PER EMB AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CREW REPORTED WHILE APPLYING TAKEOFF POWER THEY NOTICED A GAS/CHEMICAL SMELL THAT LASTED THROUGH 3000FT. MAINTENANCE TROUBLESHOT TO A BAD HEAT EXCHANGER. MAINTENANCE REMOVED AND REPLACED THE DUAL PACK HEAT EXCHANGER PER EMB AMM.