Service difficulty report · Pressure Switch · Boeing 74747UF

Difficulty date
September 12, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N418MC
Make and model
Boeing 74747UF
Aircraft serial
32840
Engine
Ge CF680C2B5F
Part
Pressure Switch
Condition
Failed
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
C, D, O

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

What was found

(70KTS) LOW SPEED REJECTED T/O DUE TO " ENG 3 T/R EICAS PLUS STATUS MSG. BRAKE TEMS MAX WAS 2 IN(<P>PLF SHOWS MSG 78403. PRESSIRE SWITCH FAIL TRF TO DMI 153434 PER MEL 78-31-01A CAC DUE 22SEP21. BRAKE TEMP ALL NORMAL. T/R #3 DEACTIVATED PER MEL 78-31-01A MCC; TIM TI 2006JT.</P>)

More about the Boeing 747-47UF