Service difficulty report · Control Panel · Boeing 757236

Difficulty date
October 19, 2007
Submitted
October 23, 2007
Operation
Air carrier
Aircraft
N521NA
Make and model
Boeing 757236
Aircraft serial
25592
Aircraft time
48,092 hours, 15,603 cycles
Engine
Rroyce RB211535E4
Part
Control Panel
Part number
6224717004
Part serial
1181
Condition
Malfunctioned
Location
Afcs
Stage of operation
CL
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

A/T FAILED TO ENGAGE WHEN EPR MODE SELECTED ON T/O THE EPR SW DID NOT ENGAGE. THE T/O WAS DISCONNECTED, IAW MCC THE PROCEDURE FOR T/O WILL PERFORM MANUALLY A SECOND ATTEMPT WAS MADE AND THE TIME TO ENGAGE THE AUTOPILOT INFLIGHT DID NOT ENGAGE L,C OR R. IAW AMM 22-11-02/201 THE AFCS CONTROL PANEL WAS REPLACED AND PERFORMED TEST MCDP GROUND 04 MCP IAW AMM 22-00-02/201 AND 22-11-02/207 IS SATISFACTORY.