Service difficulty report · Window · Boeing 737990ER

Difficulty date
January 21, 2019
Submitted
January 29, 2019
Operation
Air carrier
Aircraft
N472AS
Make and model
Boeing 737990ER
Aircraft serial
60580
Aircraft time
15,127 hours, 4,951 cycles
Part
Window
Part number
56100026
Part serial
14365H9294
Condition
Overheated
Location
Cockpit
Part time
15,202 hours, 4,971 cycles
Stage of operation
NR
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

WINDOW HEAT R SIDE DOES NOT ILLUMINATE ON WHEN SELECTED ON. GROUNDED - YES. CHECKED AND RELEASED PER MEL 30-11E. NOTE: WHEN WINDOW SELECTED ON - IT GOES INTO OVERHEAT CONDITION. VERIFIED RT SIDE WINDOW TAP WIRE CORRECTLY INSTALLED ON TERMINAL 2 OF TB5014. REMOVED AND REPLACED RT SIDE WINDOW IAW AMM 56-12-11. WINDOW HEAT OPS CHECK GOOD. WINDOW LEAK CHECK GOOD. NO FURTHER DEFECTS NOTED. CLEARS MEL.