Service difficulty report · Adapter · Cessna 421B

Difficulty date
August 8, 2000
Submitted
August 31, 2000
Operation
General aviation
Aircraft
N41106
Make and model
Cessna 421B
Aircraft serial
421B0589
Engine
Cont GTSIO520H
Part
Adapter
Part number
643259A40
Condition
Worn
Location
Shaft Gear Teeth
Part time
781 hours
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
O

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

What was found

REMOVED STARTER ADAPTER FROM LEFT POSITION FOR VISUAL INSPECTION PER TCM CRITICAL SB NR CSB94-4C, PART 3. FOUND UNACCEPTABLE HEAVY WEAR, SPALLING AND PITTING FULL TOOTH WIDTH PER FIGURE 6. (X)

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