What was found
(CAN) CRANKSHAFT GEAR HAD TWO SMALL MPI INDICATIONS ON ONE GEAR TOOTH. THE GEAR ALSO HAD VISUAL DAMAGE TO 3 GEAR TEETH. CRANKSHAFT GEAR WAS REMOVED FROM SERVICE AND REPLACED WITH NEW GEAR. (TC NR 20060427001)
- Difficulty date
- April 19, 2006
- Submitted
- June 6, 2006
- Operation
- General aviation
- Make and model
- Cessna 172S
- Aircraft time
- 1,975 hours
- Engine
- Lyc IO360L2A
- System (JASC)
- 8520 · Reciprocating Engine Power Section
- Part
- Gear
- Part number
- 13S19646
- Condition
- Cracked
- Location
- Crankshaft
- Part time
- 2,154 hours
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.