Service difficulty report · Pressure Switch · Boeing 7572Q8

Difficulty date
November 4, 2005
Submitted
November 9, 2005
Operation
Air carrier
Aircraft
N806AM
Make and model
Boeing 7572Q8
Aircraft serial
26273
Aircraft time
37,969 hours, 14,611 cycles
Engine
Pwa PW2037
Engine time
31,797 hours, 12,313 cycles
Part
Pressure Switch
Part number
42D395
Part serial
0434
Condition
Failed
Location
Engine Fuel
Part time
31,390 hours, 12,376 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT RETURNED OF FLIGHT AS A CONSEQUENCE OF EICAS MESSAGE -L ENG FUEL FILT- WAS SHOWN. THE FUEL PUMP FILTER AND DEFERENTIAL PRESSURE SWITCH WERE REPLACED IAW MM 73-11-02 AND MM 73-34-014 RESPECTIVELY, TESTED CORRECT.

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