SDR 96ZZZX6074

Service difficulty report · Windshield · Beech C90

Difficulty date: November 21, 1996
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N660GW
Make and model: Beech C90
Aircraft serial: LJ673
System (JASC): 5610 · Flight Compartment Windows
Part: Windshield
Part number: 5042006930
Condition: Cracked
Location: Outer Pane
Part time: 5,005 hours
Component: Ppg
Stage of operation: CR
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

WINDSHIELD OUTER HEATED PANE CRACKED. CAUSE: ICE BUILD-UP, PILOT SELECTED ELECT. HEAT ON, AND FULL WINDSHIELD DEFROST. OUTER PANE CRACKED FROM POSSIBLE OLD AGE, PRESSURE CYCLES, AND HEAT SHOCK DUE TO DIFFERENTIAL IN OAT AND HEAT APPLIED TO INSIDE.

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