SDR BIER950020

Service difficulty report · Studs · Piper PA28RT201

Difficulty date: August 18, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N8368H
Make and model: Piper PA28RT201
Aircraft serial: 28R8118062
Engine: Lyc IO360C1C6
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Studs
Condition: Sheared
Location: Nr 4 Cyl
Stage of operation: TO
Nature of condition: R
Precautionary procedure: A

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

What was found

DURING TAKEOFF, PILOT NOTICED VIBRATION/PWR LOSS, AN UNEVENTFUL LANDING WAS MADE. DURING PRELIM INSP, FOUND 5 OF THE 8 CYL HOLD DN STUDS FOR THE NR 4 CYL HAD SHEARED, LEAVING CYL LOOSELY MOUNTED ON ENG. FURTHER INSP REVEALED CRACK IN CASE AROUND AREA OF REAR UPPER THROUGH STUD. ENG WAS MATTITUCK OVERHAUL.

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