Service difficulty report · Window · Boeing 737890

Difficulty date
July 28, 2018
Submitted
July 31, 2018
Operation
Air carrier
Aircraft
N587AS
Make and model
Boeing 737890
Aircraft serial
35684
Aircraft time
41,291 hours, 12,056 cycles
Part
Window
Part number
5893543150
Condition
Faulty
Location
Cockpit
Stage of operation
AP
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

ON FINAL APPROACH, DESCENDING OUT OF 1000 MSL THE RIGHT FORWARD WINDOW OVERHEAT LIGHT ILLUMINATED. PERFORMED WINDOW OVERHEAT QRH ON TAXI IN AND THE OVERHEAT LIGHT ILLUMINATED AGAIN. GROUNDED - YES. ACCOMPLISHED WINDOW HEAT BITE TEST. WINDOW IS FAULTING SENSOR. SWAPPED SENSOR NO CHANGE REF FIM 30-41 TASK 801. REMOVED AND REPLACED R1 WINDOW REF AMM 56-11-11. OPS CHECKS FOR AIR AND WINDOW HEAT GOOD REF AMM 30-41-00-710-801.