Service difficulty report · Relay · Airbus A330243

Difficulty date
September 26, 2015
Submitted
September 29, 2015
Operation
Air carrier
Aircraft
N279AY
Make and model
Airbus A330243
Aircraft serial
1011
Aircraft time
26,691 hours, 3,666 cycles
Part
Relay
Condition
Tripped
Location
Fuel System
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

FLIGHT 743 LEFT & RIGHT CTR PUMPS LOW PRESS INDICATION. ACCOMPLISHED TSM TASK 28-21-00-810-835-A. FOUND GFI RELAYS 97QL1 & 97QL2 TRIPPED. CHECKED WIRING FROM GFI RELAY SOCKETS TO PUMP PLUGS WITH NO PROBLEMS FOUND. PERFORMED VISUAL INSPECTION OF PUMP PLUGS & RECEPTACLES WITH NO FAULTS FOUND. FOUND 97QL2 GFI RELAY FOR RT PUMP PRESS TO TEST FUNCTION INOPERATIVE. REPLACED 97QL2 RELAY, REPLACED 97QL1 RELAY FOR LT PUMP AS PRECAUTION. PERFORMED OPERATIONAL CHECK OF CTR TANK TRANSFER SYS IAW AMM 28-26-00, OK AT THIS TIME. SEE ALSO AALA201509299013 FOR LT PUMP RELAY.

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