SDR 2023FA0000311

Service difficulty report · Oil System · Cessna 172M

Difficulty date: June 12, 2023
Submitted: June 13, 2023
Operation: General aviation
Aircraft: N5171H
Make and model: Cessna 172M
Aircraft serial: 17265358
Aircraft time: 20,000 hours
System (JASC): 7261 · Turbine Engine Oil System
Part: Oil System
Part number: 454324
Condition: Leaking
Stage of operation: CR
How discovered: O
Nature of condition: B
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

TEST, TEST, TEST: N5171H, C172, DECLARED AN EMERGENCY DUE TO SMOKE IN THE COCKPIT AND LANDED WITHOUT INCIDENT. 01/24/2023 1705Z///// MAINTENANCE FOUND THAT OIL CAME OUT OF THE OIL LINE GOING TO THE OIL PRESSURE GAGE AND WENT ONTO THE EXHAUST PIPE CAUSING THE SMOKE.

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