Service difficulty report · Sensor · Boeing 737990ER

Difficulty date
October 7, 2018
Submitted
October 9, 2018
Operation
Air carrier
Aircraft
N494AS
Make and model
Boeing 737990ER
Aircraft serial
41729
Aircraft time
10,766 hours, 3,555 cycles
Part
Sensor
Part number
PSE21
Condition
Failed
Location
Cockpit
Stage of operation
NR
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 SIDE WINDOW OVERHEAT ILLUMINATED ACCOMP QRH RT SIDE PWR SWITCH REMAINS OFF PER QRH. GROUNDED - YES. ACCOMPLISHED WHCU BITE PROCEDURE VERIFIED SENSOR FAIL ON NR 2 RIGHT SIDE WINDOW REF FIM 30-41 TASK 801. REMOVED NR 2 SLIDING WINDOW REF AMM 56-12-11-000-801. MOVED PRIMARY SENSOR TERMINAL TO SPARE SENSOR TERMINAL MOST FWD POSITION REF FIM 30-41 TASK 811. REINSTALLED NR 2 SLIDING WINDOW REF AMM 56-12-11-400-801. NO FAULTS NOTED REF FIM 30-41 TASK 801.