Service difficulty report · Warning System · Boeing 7673Y0

Difficulty date
July 2, 2018
Submitted
July 2, 2018
Operation
Air carrier
Aircraft
N642GT
Make and model
Boeing 7673Y0
Aircraft serial
26207
Aircraft time
78,894 hours, 20,708 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
LD
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

RT FWD WINDOW HEAT ILLUMINATED AFTER LANDING. PERFORMED BITE TEST R1 AND L1 WHCU NO FAULTS FOUND. CHECKED CONTINUITY AND SHORTED TO GROUND FROM R1 WINDOW TO WHCU VISUALLY INSPECTED THE WIRE BUNDLE AT RACK 4 E 2-1 AND T8 124. NO DEFECTS NOTED OPS CHECKED GOOD IAW AMM 30-41-00 AND WDM 30-41-12.

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