SDR 040607

Service difficulty report · Flow Divider · Gulstm 500B

Difficulty date
April 6, 2007
Submitted
April 20, 2007
Operation
Air carrier
Aircraft
N411ET
Make and model
Gulstm 500B
Aircraft serial
1621214
Engine
Lyc IO540E1A5
Engine time
55 cycles
Part
Flow Divider
Condition
Leaking
Location
Fuel System
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
E, A

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

What was found

THE RT ENGINE EXPERIENCED A LOSS OF POWER AND INDICATED A SIGNIFICANT INCREASE IN FUEL FLOW. THE ENGINE WAS SHUTDOWN AND A THE AIRCRAFT LANDED AT THE NEXT AVAILABLE AIRPORT. MAINTENANCE REVEALED THAT THE RETURN TO TANK LINE FROM THE FUEL FLOW DIVIDER WAS LOOSE AND LEAKING. THIS WOULD CAUSE A MASSIVE INCREASE IN FUEL FLOW. IT WAS A RELATIVELY LOW TIME INSTALLATION AND POSSIBLY SOME TWIST IN THE LINE CAUSED IT TO BACKOFF.