Service difficulty report · Pressure Switch · Airbus A320*

Difficulty date
May 16, 2023
Submitted
May 18, 2023
Operation
Air carrier
Aircraft
N185UW
Make and model
Airbus A320*
Aircraft serial
1666
Aircraft time
68,858 hours, 26,407 cycles
Engine
Cfmint CFM565B3P
Part
Pressure Switch
Part number
45D31
Part serial
5152
Condition
Fault Message
Location
Zone 400 - Nac/P
Part time
32,264 hours, 19,502 cycles
Stage of operation
DE
How discovered
V
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

AIRCRAFT WAS GROUNDED: ENGINE 1 FUEL FLITER CLOG ECAM OCCURRED ON DESCENT INTO DFW. MAINTENANCE REPLACED THE #1 ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCH PER AMM 73-34-15 AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK.