SDR PCAA0103021

Service difficulty report · Uplock · Dhav DHC8102

Difficulty date: March 25, 2001
Submitted: April 3, 2001
Operation: Air carrier
Aircraft: N805EX
Make and model: Dhav DHC8102
Aircraft serial: 228
Aircraft time: 26,607 hours, 30,308 cycles
System (JASC): 3231 · Landing Gear Door Retract Section
Part: Uplock
Condition: Malfunctioned
Location: Lt Mlg
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: K

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

What was found

MDT- CREW REPORTED THAT AFTER GEAR RETRACTION LEFT HAND FORWARD MAIN LANDING GEAR DOOR CLOSES AND THEN OPENS WHEN FLAPS SELECTED TO 15 DEGREES. MAINTENANCE REPLACED LEFT MAIN GEAR DOOR HYDRAULIC FLEX LINE, REPLACED STAB STAY ACTUATOR, AND REPLACED DOOR UPLOCK HOOK ASSEMBLY. RIGGED DOOR AND ACTUATOR ASSEMBLY. ALSO REPLACED WERE RELAYS 3261-K9 AND 3261-K12. OPERATIONAL TEST OF SYSTEM GOOD. FLIGHT TEST SATISFACTORY.