Service difficulty report · Control Unit · Boeing 737823

Difficulty date
June 8, 2021
Submitted
June 9, 2021
Operation
Air carrier
Aircraft
N990NN
Make and model
Boeing 737823
Aircraft serial
31241
Aircraft time
14,716 hours, 6,030 cycles
Part
Control Unit
Condition
Inoperative
Location
Tru
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

AIRCRAFT WAS GROUNDED: LOW SPEED REJECTED TAKEOFF DUE TO TRANSFORMER RECTIFIER UNIT LIGHT. TRANSFORMER RECTIFIER 3 SHOWS 0 VOLTAGE. REMOVED AND REPLACED STANDBY POWER CONTROL UNIT IAW AMM 24-34-11.