Service difficulty report · Transfer Pump · Amd FALCON50MYST

Difficulty date
August 19, 2014
Submitted
September 10, 2014
Operation
Air carrier
Aircraft
N928WK
Make and model
Amd FALCON50MYST
Aircraft serial
0279
Aircraft time
6,028 hours, 4,203 cycles
Part
Transfer Pump
Part number
20631150
Part serial
B81947
Condition
Failed
Location
Fuel System
Stage of operation
IN
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

DURING POST FLIGHT CHECKS IT WAS FOUND THAT THE LT WING TRANSFER PUMP ANNUNCIATOR WAS ILLUMINATED. TROUBLESHOOTING CONFIRMED THAT THE LT WING TRANSFER PUMP PN 206311-50 SN B81947 HAD FAILED & WAS REMOVED FROM SERVICE & REPLACED WITH AN OVERHAULED UNIT. OPERATIONS CHECKS WERE SATISFACTORY.