Service difficulty report · Windshield · Lear 55LEAR

Difficulty date
May 17, 2004
Submitted
May 17, 2004
Operation
General aviation
Aircraft
N345RJ
Make and model
Lear 55LEAR
Aircraft serial
078
Aircraft time
6,711 hours, 6,336 cycles
Part
Windshield
Part number
66004047
Condition
Cracked
Location
Cockpit
Part time
6,711 hours, 6,366 cycles
Stage of operation
IN
How discovered
O
Nature of condition
G
Precautionary procedure
K

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

What was found

SEVERE DELAMINATION OF OUTER PLY ON LT WINDSHIELD UNDER BLEED AIR DUCT AND ANTI-ICE SPRAY NOZZLE. SUSPECT SEALER FAILED AND ALLOWED METHYL ALCOHOL TO MIGRATE THROUGH SEALER AND SETTLE BETWEEN LAYERS AND DETERIORATED THE WINDSHIELD.