What was found
RECEIVED "STAB TRIM" AND "MACH TRIM" CAUTION MSG'S SHORTLY AFTER ROTATION. REPLACED PILOT'S PITCH TRIM DISC SWITCH. OPERATIONAL CHECK GOOD IAW CRJ 200 MM 27-41-30.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RECEIVED "STAB TRIM" AND "MACH TRIM" CAUTION MSG'S SHORTLY AFTER ROTATION. REPLACED PILOT'S PITCH TRIM DISC SWITCH. OPERATIONAL CHECK GOOD IAW CRJ 200 MM 27-41-30.