Service difficulty report · Compensator · Boeing 737890

Difficulty date
April 23, 2016
Submitted
April 26, 2016
Operation
Air carrier
Aircraft
N517AS
Make and model
Boeing 737890
Aircraft serial
35197
Aircraft time
28,348 hours, 8,451 cycles
Part
Compensator
Part number
2020201
Part serial
3565
Condition
Failed
Location
Nr 1 Fuel Tank
Part time
17,210 hours, 4,982 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

NR 2 FUEL QTY FAILS SYS TEST . COMPENSATOR PROBE, TANK UNIT 1 AND TANK UNIT 10 ARE OUT OF TOLERANCE. ACFT GROUNDED. COMPENSATOR, TU1 AND TU10 REPLACED REF AMM 28-41-21. SYS TEST NOW GOOD REF AMM 28-41-00-730-801. COMPARISON CHECK GOOD REF TASK 28-41-00-720-801.