Service difficulty report · Control Unit · Boeing 7378H4

Difficulty date
February 15, 2025
Submitted
February 17, 2025
Operation
Air carrier
Aircraft
N8312C
Make and model
Boeing 7378H4
Aircraft serial
38809
Aircraft time
40,915 hours, 19,334 cycles
Part
Control Unit
Condition
Arced
Location
Zone 200
Stage of operation
CR
How discovered
O
Nature of condition
B
Precautionary procedure
A

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

What was found

L1 WINDOW ARCED IN FLIGHT AND CRACKED.<[01] R&R L1 WINDOW PER AMM 56-11-11; OPS AND LEAK CHECK GOOD.;[02] R&R WINDOW HEAT CONTROL UNIT PER AMM 30-41-11 OPS CHECK PASSED.;[03] AUTHORIZATION NUMBER E042786

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