SDR ASAA2016061517048

Service difficulty report · Terminal · Boeing 737990ER

Difficulty date: June 15, 2016
Submitted: June 17, 2016
Operation: Air carrier
Aircraft: N413AS
Make and model: Boeing 737990ER
Aircraft serial: 35205
Aircraft time: 13,139 hours, 4,211 cycles
System (JASC): 3040 · Windshield/Door Rain/Ice Removal
Part: Terminal
Part number: 56100023
Condition: Defective
Location: Window
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: K

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

What was found

LEFT WINDOW, NR 2 OVERHEAT ON, QRH PROCEDURE COMPLETED. ACFT GROUNDED. SENSOR FAULT ON WHCU BITE, RESISTANCE CHECKED FOR PRIMARY SENSOR SHOWS OPEN, SPARE SHOWS OK. MOVED TERMINAL D TO SPARE SENSOR, REF AMM 30-41-2. WINDOW HEAT CONTROL SYSTEM TEST NORMAL, REF AMM 30-41-11.