Service difficulty report · Actuator · Boeing 757232

Difficulty date
February 6, 2009
Submitted
February 11, 2009
Operation
Air carrier
Aircraft
N603DL
Make and model
Boeing 757232
Aircraft serial
22810
Aircraft time
75,592 hours, 39,130 cycles
Engine
Pwa PW2037
Part
Actuator
Part number
U83B
Part serial
D0195
Condition
Worn
Location
Thrust Reverser
Stage of operation
TO
How discovered
O
Nature of condition
R, J
Precautionary procedure
C

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

What was found

RIGHT THROTTLE THRUST LEVER STOPPED HARD AND WOULD NOT GET TO TAKEOFF POWER. FOUND RIGHT THROTTLE PHYSICALLY STUCK AS IF HITTING A STOP INSP THROTTLE QUADRANT AREA ABOVE AND BELOW THROTTLES NO BINDING AREAS NOTED FREED THROTTLE WITH LIGHT FORCE PERFORMED MCDP TEST 2 AND 10 CHKS NML. CYCLED THROTTLES NUMEROUS TIMES COULD NOT DUPLICATE. SUSPECT THRUST REVERSER INTERLOCK ACTUATOR. REMOVED AND REPLACED RT THRUST REVERSER INTERLOCK ACTUATOR PER AMM CLOSED C/B'S PERFORMED MCDP TEST 2 AND 10 OPS GOOD. PERFORMED VISUAL INSPECTION OF THROTTLE QUADRANT CHKS GOOD.