Service difficulty report · Epr Transmitter · Boeing 7372B7

Difficulty date
July 13, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N272AU
Make and model
Boeing 7372B7
Aircraft serial
22884
Part
Epr Transmitter
Part number
LG80A6
Condition
Failed
Location
Nr 2 Engine
Part time
35,070 hours
Stage of operation
CL
Nature of condition
N
Precautionary procedure
A

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

What was found

CLE - FLT 8027 - APPROXIMATELY 7 MINUTES AFTER TAKEOFF, CREW ENCOUNTERED PROBLEMS WITH THE NR 2 ENGINE EPR AND THE AUTOTHROTTLE DISCONNECTING. WITH FUEL FLOW AT 5.3, NR 1 ENGINE EPR WAS AT 1.78 AND THE NR 2 ENGINE AT 1.41. WHEN AUTOTHROTTLE WAS RE-ENGAGED, THE NR 2 THRUST LEVER GOES TO FIREWALL TO MATCH EPR'S. FLIGHT RETURNED TO FIELD AT CLE AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE EPR TRANSMITTER PER MM 77-11-21. PERFORMED ENGINE RUN. OPERATIONAL CHECK AND LEAK CHECK GOOD. PERFORMED AUTOTHROTTLE BITE TEST. TESTED NORMAL. (X)

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