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SDR ASAA2018062625206

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Service difficulty report · Tank Unit · Boeing 737890

FAA SDR system

Difficulty date
June 26, 2018
Submitted
June 27, 2018
Operation
Air carrier
Aircraft
N588AS
Make and model
Boeing 737890
Aircraft serial
35685
Aircraft time
40,512 hours, 12,279 cycles
System (JASC)
2840 · Fuel Indicating System
Part
Tank Unit
Part number
202000211
Condition
Failed
Location
Fuel System
Stage of operation
IN
How discovered
C
Nature of condition
O
Precautionary procedure
K

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

What was found

ACCOMPLISHED T/C NG-28FCD-18090-1 FOR NR 2 TANK AND FOUND TANK UNIT 1, 2, AND 3 OUT OF LIMITS PER AMM 28-41-21-710-801. GROUNDED - YES. REF T/C NG-28FCD-18090-1. REMOVED AND REPLACED TANK UNIT NR 1, TANK UNIT NR 2 AND TANK UNIT NR 3 REF AMM 28-41-21-400-801. ACCOMPLISHED F/Q INDICATING SYSTEM TEST OPS NORMAL REF AMM 28-41-00-730-801 AND AMM 28-41-21-710-801. ACCOMPLISHED ACCESS PANEL LEAK CHECK, NO LEAKS NOTED REF AMM 28-11-11-400-801.