Service difficulty report · Relay · Boeing 7379

Difficulty date
July 2, 2024
Submitted
July 5, 2024
Operation
Air carrier
Aircraft
N37551
Make and model
Boeing 7379
Aircraft serial
67181
Aircraft time
4,908 hours, 1,638 cycles
Part
Relay
Part number
BACR13CG2AB
Condition
Faulted
Location
R563
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

NUMBER 2 ENG BLEED DOES NOT OPEN OIL SERVICE ACCOMPLISHED AT MCO FOR FLT 2120 ON 02 JUL 08:46:06 ENGINE 1: 00 ENGINE 2: 00 ENGINE 3: 00 ENGINE 4: 00 APU: 00 CHECKED REF FIM 36-21 . DOWN POWERED A/C , RAN BOTH ENGINES BLEEDS ARE N ORMAL AND PACKS RUN NORMAL WITH ENGINE. R563 #2 ENGINE RUN/STOP RELAY REQUESTED TO BE REPLACED DUE TO FAULTD HITS AND DIVERSION. REMOVED AND REPLACED RELAY R563 REF SWPM 20-81-22. PERFORMED PSEU OPERATIONAL CHECK REF AMM 32-09-10-740-801. NO FAULTS NOTED AT THIS TIME. RAN #2 ENG AND CONFIRMED ENG BLEED OPERATIONAL. PERFORMED CABIN PRESSURE LEAK TEST ON N/W/W PANEL REF AMM 05-51-91-790-801. NO LEAKS NOTED AT THIS TIME.

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