SDR CALA0001872

Service difficulty report · Solenoid · Boeing 737524

Difficulty date: December 10, 2000
Submitted: December 12, 2000
Operation: Air carrier
Aircraft: N17627
Make and model: Boeing 737524
Aircraft serial: 27531
Aircraft time: 17,747 hours, 9,264 cycles
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Solenoid
Condition: Inoperative
Location: Lever Lock Sys
Stage of operation: TO
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

THE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF FROM YUL. QRH PROCEDURES WERE ACCOMPLISHED WITH NO HELP. THE AIRCRAFT WAS RETURNED TO YUL WHERE IT LANDED WITHOUT INCIDENT. THE LEVER LATCH FAILED FUNCTIONAL TEST PERFORMED IAW MM 32-31-31, PAGE 404. THE LEVER LOCK SOLENOID WAS LUBRICATED. THE LEVER LOCK FUNCTIONED NORMALLY SEVERAL TIMES. THE LEVER LOCK SOLENOID WAS INSPECTED AND NO DEFECTS WERE FOUND. OPERATIONAL CHECK WAS NORMAL IAW MM 32-31-31.