Service difficulty report · Control Unit · Boeing 737890

Difficulty date
November 26, 2015
Submitted
December 1, 2015
Operation
Air carrier
Aircraft
N579AS
Make and model
Boeing 737890
Aircraft serial
35187
Aircraft time
33,501 hours, 10,039 cycles
Part
Control Unit
Part number
8300005604
Part serial
8931D
Condition
Failed
Location
Window Heat
Part time
33,503 hours, 10,039 cycles
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

RIGHT SLIDING WINDOW CRACKED. ACFT GROUNDED. R & R WINDOW HEAT CONTROL UNIT FOR RT SLIDING WINDOW IAW AMM 30-41-11-000-801. WINDOW HEAT SYS, OPS TEST NORMAL IAW AMM 30-41-00-710-801.