What was found
PDX - AUTO FEATHER WILL NOT TEST. TIGHTENED NR 1 AND NR 2 ENGINE TCS CANNON PLUGS. AUTOFEATHER SYSTEM POWER SYSTEM TEST GOOD THROUGH DHC-8 ENGINE RIGGING MANUAL 3-63, TEST 6-8. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - AUTO FEATHER WILL NOT TEST. TIGHTENED NR 1 AND NR 2 ENGINE TCS CANNON PLUGS. AUTOFEATHER SYSTEM POWER SYSTEM TEST GOOD THROUGH DHC-8 ENGINE RIGGING MANUAL 3-63, TEST 6-8. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.