SDR ASAA2016022815681

Service difficulty report · Compensator · Boeing 737890

Difficulty date: February 28, 2016
Submitted: March 1, 2016
Operation: Air carrier
Aircraft: N577AS
Make and model: Boeing 737890
Aircraft serial: 35186
Aircraft time: 34,360 hours, 10,240 cycles
System (JASC): 2840 · Fuel Indicating System
Part: Compensator
Part number: 2020201
Part serial: 6814
Condition: Failed
Location: Nr 1 Fuel Tank
Part time: 34,360 hours, 10,240 cycles
Stage of operation: IN
How discovered: V
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 800-28EA-16443-1, FOUND NR 1 FUEL QTY SYTEM TEST FAILED. COMPENSATOR AND NR 1 PROBE ARE BAD. ACFT GROUNDED. REPLACED COMPENSATOR PROBE AND NR 1 TANK UNIT, REF AMM 28-41-21. NR 1 FUEL QTY SYSTEM TEST GOOD, REF AMM 28-41-00-730-801. COMPARISON CHECK GOOD, REF AMM 28-41-00-720-801.