Service difficulty report · Pressure Switch · Boeing 7377H4

Difficulty date
May 17, 2013
Submitted
May 21, 2013
Operation
Air carrier
Aircraft
N260WN
Make and model
Boeing 7377H4
Aircraft serial
32518
Aircraft time
23,544 hours, 13,810 cycles
Part
Pressure Switch
Part number
21C1321
Condition
Faulty
Location
Fuel System
Stage of operation
CL
How discovered
O
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

WITH RT CENTER PUMP DEFERRED, A FUEL IMBALANCE WAS CREATED BY NO FUEL BURNING OUT OF THE NR 1 TANK. FUEL BURNING OUT OF NR 2. LESS FUEL BURN OUT OF CENTER. R & R RT CONTROL LOW PRESSURE SWITCH IAW MM.

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