SDR ASAA2017011819441

Service difficulty report · Compensator · Boeing 737890

Difficulty date: January 18, 2017
Submitted: January 20, 2017
Operation: Air carrier
Aircraft: N581AS
Make and model: Boeing 737890
Aircraft serial: 35188
Aircraft time: 37,131 hours, 11,210 cycles
System (JASC): 2840 · Fuel Indicating System
Part: Compensator
Part number: 2020201
Part serial: 7023
Condition: Failed
Location: Nr 2 Fuel Tank
Part time: 37,131 hours, 11,210 cycles
Stage of operation: IN
How discovered: 9
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

DURING ACCOMPLISHMENT OF N5-28FCD-18090-1 FQIS NR 2 TANK AND COMP UNITS TESTING, FOUND COMP UNIT F15 AND TANK UNITS F1, F3, F8, F9, AND F10 OUT OF LIMITS. GROUNDED. REMOVED AND REPLACED RIGHT MAIN TANK COMP PROBE AND TANK UNITS F1, F2, F3, F8, F10. IAW AMM 28-41-21-400-801. ACCOMPLISHED FUEL QUANTITY SYSTEM TEST COMP PROBE AND TANK UNITS IN LIMITS IAW AMM 28-41-00-730-801.