SDR CA160219003

Service difficulty report · Sequence Valve · Bombdr DHC8400

Difficulty date: February 16, 2016
Submitted: April 22, 2016
Operation: General aviation
Make and model: Bombdr DHC8400
Aircraft time: 17,072 hours
Engine: Pwc PW150A
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Sequence Valve
Condition: Faulty
Location: Mlg
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

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

What was found

(CAN) AIRCRAFT 4247 HAD A RIGHT HAND MLG AMBER DOOR LIGHT REMAIN ILLUMINATED AFTER GEAR RETRACTION. THE AIRCRAFT LANDED UNEVENTFULLY AT CYTZ AT 12:03 EST AFTER AN ALTERNATE GEAR EXTENSION. MAINTENANCE ACTION: INDUCTANCE VALUES CHECKED FOR LANDING GEAR IAW AMM 32-61-00, ALL WITHIN SERVICEABLE LIMITS. GEAR SWINGS C/O IAW AMM 32-31-00, COULD NOT DUPLICATE SNAG. RH SOLENOID SEQUENCE VALVE REPLACED IAW AMM 32-31-41. GEAR SWINGS C/O IAW AMM 32-31-41. CHECKED SERVICEABLE.