SDR ASAA2015051811768

Service difficulty report · Window · Boeing 737890

Difficulty date: May 18, 2015
Submitted: May 20, 2015
Operation: Air carrier
Aircraft: N583AS
Make and model: Boeing 737890
Aircraft serial: 35681
Aircraft time: 29,961 hours, 8,858 cycles
System (JASC): 5610 · Flight Compartment Windows
Part: Window
Part number: 56100023
Part serial: WN0047
Condition: Failed
Location: Cockpit
Part time: 31,559 hours, 12,962 cycles
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

LEFT SIDE WINDOW HEAT, CAUTION LIGHT CAME ON DURING CRUISE, RAN QRH, LIGHT DID NOT EXTINGUSH, CONTINUED WITH SWITCH OFF IAW QRH. ACFT GROUNDED. FOUND LT NR 2 WINDOW SENSOR BAD, REPLACED LT NR 2 WINDOW ASSY, REF AMM 56-12-11. WINDOW LEAK AND OPS CHECK GOOD.