Service difficulty report · Tube · Boeing 737724

Difficulty date
May 12, 2021
Submitted
May 14, 2021
Operation
Air carrier
Aircraft
N13750
Make and model
Boeing 737724
Aircraft serial
28941
Aircraft time
69,224 hours, 24,119 cycles
Part
Tube
Part number
344A22032
Condition
Cracked
Location
Fuel System
Stage of operation
TX
How discovered
O
Nature of condition
X
Precautionary procedure
E

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

What was found

REF. WC 29-2820-1-7806. #2 ENGINE FAILS ENGINE FUEL SUCTION FEED TEST. APPROX 40 SECONDS AFTER FUEL PUMP SWICHES SELECTED TO OFF ( STEP 8) - #2 ENGINE SHUTS DOWN. MADE SECOND ATTEMPT - SAME RESULT. PERFORMED FIM TASK 28-22 TASK 819 AND FOUND INDICATION OF # 2 ENG FUEL FEED MANIFOLD LEAK IN # 2 MAIN TANK PER STEP G.2.A. PER AMM 28-22-15-000/400-801 REMOVED AND REPLACED FUEL FEED TUBE IPC REF 28-20-51-02 ITEM 170 REFERENCE FOR TUBE REPLACEMENT SHOULD BE 28-22-15-400-801 NEED TO COMPLY WITH ENGINE FUEL SUCTION FEED OPERATIONAL TEST FEFERENCE AMM. 28-22-00-710-802 FUEL TUBE REPLACEMENT SHOULD HAVE BEEN AN INSPECTION ITEM COMPLIED WITH CDCCL REQUIREMENTS OF REPLACEMENT OF FUEL FEED TUBE REF AMM 28-22-15. NO DISCREPANCIES NOTED. COMPLETED A.M.M 28-22-00-710-802 AND WORK CARD 29-2820-1-7806 ENGINE FUEL SUCTION TEST. ALL OPS NORMAL. A/C OKAY FOR SERVICE.