SDR 96ZZZX5925

Service difficulty report · Camshaft · Cessna 310R

Difficulty date
October 14, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N87397
Make and model
Cessna 310R
Aircraft serial
310R0545
Engine
Cont IO520M
Part
Camshaft
Part number
629726A3
Condition
Broken
Location
Rt Engine
Part time
1,595 hours
Stage of operation
AP
Nature of condition
K, T, Z
Precautionary procedure
E

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

What was found

PWN/AUG - FLT 32 - INBOUND, FLT CREW NOTICED FUEL FLOW FLUCTUATING, THEN PROP (RT ) FEATHERED. OIL OBSERVED COMING FROM INBD NOSE COWLING . UNEVENTFUL LANDING MADE AT AUG. INSP FND GOV DAMAGED, LT NOSE CASE FROM GOV PAD TO NR 6 CYL BROKEN AWAY. CAMSHAFT FND BROKEN BETWEEN NR 2 AND 4 CYLS AND NR 6 CYL CONNECTING ROD BROKEN. CAUSE PENDING TEAR-DOWN REPORT. APPROVED TBO 1700 HRS. TCM TEAR-DOWN REPORT FND NR 6 CYL HAD HYDROSTATIC LOCKING, BUCKLING CONNECTING ROD CAUSING IT TO FRACTURE IN FATIGUE. ALL DAMAGE OBSERVED TO HSI ENG WAS RESULT OF CONNECTING ROD SEPARATION, THE ENG DISREGARDING DAMAGE BY CONNECTING ROD, APPEARED NORMAL IN EVERY ASPECT. OPER IS TRAINING FLT CREWS. REF: OPER CNTRL NR 96ZZZX5926.

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