SDR USAR2014F00115

Service difficulty report · Rib · Cessna 560CESSNA

Difficulty date: June 24, 2014
Submitted: June 24, 2014
Operation: General aviation
Make and model: Cessna 560CESSNA
Aircraft time: 7,283 hours, 5,128 cycles
System (JASC): 5511 · Horizontal Stabilizer, Spar/Rib
Part: Rib
Condition: Cracked
Location: Horizontal Stab
Part time: 7,283 hours, 5,128 cycles
Stage of operation: IN
How discovered: B
Nature of condition: O
Precautionary procedure: K

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

What was found

TASK 55-10-01-290, "HORIZONTAL STABILIZER RIB LOCATION BORESCOPE INSPECTION", CRACKS WERE FOUND TO THE RIBS. LT HORIZONTAL STAB RIBS, FS 521.084, SS18.60 HAS 1 CRACK, FS 521.084, SS 37.20 HAS 1 CRACK, FS 521.084, SS 47.96 HAS 4 CRACKS & FS 521.084, SS 58.75 HAS 2 CRACKS. RT HORIZONTAL STAB RIBS, FS 521.084, SS 18.60, FS 521.084, SS 47.96 HAS 4 CRACKS & FS 521.084, SS 58.75 HAS 3 CRACKS.