Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
October 29, 2023
Submitted
October 31, 2023
Operation
Air carrier
Aircraft
N464AS
Make and model
Boeing 737990ER
Aircraft serial
40714
Aircraft time
35,689 hours, 11,043 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
TX
How discovered
O
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

F/A REPORTS L1 DOOR VERY DIFFICULT TO OPEN. GROUNDED - YES. ACCOMPLISHED FORWARD DOOR SYSTEM TEST PER AMM REF. 52-11-00-700-804 E.(3)(G). FOUND TORQUE TO OPEN L1 DOOR TO BE OUT OF LIMITS. ASA#24756. SDJUSTED GUIDE ARM IN ATTEMPT TO EASE OPENING, NO EFFECT, RETURNED TO ORIGINAL ADJUSTMENT, TIGHTENED JAM NUT AND LOCK CHANNEL. REF. AMM 52-11-00-820-801. ASA#59339 ASA INSP#57213. ADJUSTED CENTERING GUIDE. REF. MM 52-11-00-820-801. ACCOMPLISHED FWD ENTRY DOOR HANDLE TORQUE TEST, TEST PASSED. REF. MM 52-11-00-700-804 STEP 4.E.(3). L1 DOOR HANDLE OPENING/CLOSING TORQUES ARE WITHIN LIMITS. OK FOR CONTINUED SERVICE.