Service difficulty report · Controller · Boeing 75724APF

Difficulty date
January 3, 2025
Submitted
January 6, 2025
Operation
Air carrier
Aircraft
N427UP
Make and model
Boeing 75724APF
Aircraft serial
25458
Aircraft time
32,201 hours, 22,388 cycles
Part
Controller
Condition
Malfunctioned
Location
Zone 200
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

*SDR FILED OPEN* L SIDE WINDOW *EICAS( ACCOMPLISHED TROUBLESHOOTING PER WDM 30-41-12-1 REV 97. SWAPPED WINDOW HEAT CONTROLLER LEFT WITH RIGHT. SAME FAULT. SWAPPED BACK TO ORIGINAL POSITION PER AMM 30-41-01 PB 401 REV 135. MEASURED RESISTANCE ON WINDOW CONTROL AND SPARE SENSOR. FOUND WITHIN LIMITS. MEASURED WINDOW HEATER J8. FOUND 8,8 MEGA OHM, OUT OF LIMIT. WINDOW REPLACEMENT REQUIRED. PART ORDERED. DMI NREMAINS OPEN.<BR>CRN97059394 Q9DY421Y

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