Service difficulty report · Pressure Switch · Bombdr DHC8402

Difficulty date
February 18, 2010
Submitted
February 22, 2010
Operation
Air carrier
Aircraft
N407QX
Make and model
Bombdr DHC8402
Aircraft serial
4049
Aircraft time
21,462 hours, 22,319 cycles
Engine
Pwc PW150A
Part
Pressure Switch
Part number
8658
Condition
Malfunctioned
Location
Zone 400
Stage of operation
NR
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

NR 2 ENG FUEL PRESS CAUTION LIGHT ILLUMINATED IN FLIGHT. AFTER SELECTING TANK 2 AUX PUMP ON PER E/A CHECKLIST, THE NR 2 ENG FUEL PRESS CAUTION LIGHT EXTINGUISHED. RETURNED TO FIELD. LANDING UNEVENTFUL. FOUND CDS FAULT CODE 911 ON NR 2 ENGINE. R & R NR 2 ENGINE LOW FUEL PRESSURE SWITCH IAW AMM 73-31-000-801/-400-801. OPS TEST GOOD IAW AMM 71-00-00-868-805. NO LEAKS NOTED. HEAT SHRINK APPLIED TO CONNECTOR IAW SUPP HS73-0030. CDS FAULT CODE CLEARED AND DID NOT RETURN. CAUTION MESSAGE EXTINGUISHED AND DID NOT RETURN. NO FURTHER DEFECTS AT THIS TIME. RETURNED TO SERVICE.