Service difficulty report · Bearing · Boeing 737490

Difficulty date
February 3, 2014
Submitted
February 5, 2014
Operation
Air carrier
Aircraft
N793AS
Make and model
Boeing 737490
Aircraft serial
28888
Aircraft time
50,835 hours, 28,576 cycles
Part
Bearing
Part number
BACB1DBH60F9
Condition
Frozen
Location
R1 Door
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

R1 DOOR WILL NOT FULLY OPEN, FOUND JIGGLING THE DOOR HANDLE RELEASES THE DOOR TO FULL OPEN POSITION. GROUNDED. FOUND TORQUE BOX SEQUENCING BEARINGS ROUGH IN MOVEMENT, R & R BOTH ROLLERS DOOR NOW OPERATES SMOOTHLY REF CMM 52-46-06, STEPS D (5) AND D (21). LUBRICATED OUTER DOOR HANDLE REF AMM 12-25-41. GALLEY DOOR TEST GOOD REF AMM 52-41-00-705-041-001.