Service difficulty report · Shaft · Lear 35A

Difficulty date
January 3, 2007
Submitted
January 19, 2007
Operation
General aviation
Make and model
Lear 35A
Aircraft time
14,790 hours
Engine
Garrtt TFE73122B
Part
Shaft
Part number
66082019
Part serial
1517
Condition
Sheared
Location
Generator
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

(CAN) LT GENERATOR CAME OFF LINE .5 HR BEFORE LANDING . THE INDICATOR SHOWED 0 AMPS, A RESET WAS ATTEMPED BUT DID NOT COME ONLINE. WHEN MAINTENANCE REMOVED THE GENERATOR FOR INSPECTION, THE GENERATOR SHAFT WAS FOUND SHEARED. THE GENERATOR WAS INSPECTED FURTHER AND ROTATED FREELY. CAUSE OF SHEARED SHAFT IS UNKNOWN. (TC NR 20070105007)

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