Service difficulty report · Pressure Switch · Boeing 737990ER

Difficulty date
June 23, 2016
Submitted
June 27, 2016
Operation
Air carrier
Aircraft
N468AS
Make and model
Boeing 737990ER
Aircraft serial
41735
Aircraft time
7,869 hours, 2,593 cycles
Part
Pressure Switch
Part number
QA07995
Condition
Failed
Location
Nr 2 Engine
Stage of operation
NR
How discovered
O
Nature of condition
J
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 FILTER BYPASS LIGHT ILLUMINATED. ACFT GROUNDED. R & R NR 2 ENGINE DIFFERENTIAL PRESSURE SWITCH, LEAK AND OPS CHECK GOOD, REF AMM 73-34-01. R & R FUEL FILTER AND DRAIN PLUG O-RING, OPS AND LEAK CHECK GOOD REF AMM 73-11-02.