Service difficulty report · Socket · Dhav DHC8102

Difficulty date
October 14, 2009
Submitted
December 1, 2009
Operation
General aviation
Make and model
Dhav DHC8102
Engine
Pwa PW120A
Part
Socket
Part number
CL12068161
Condition
Broken
Location
Mlg
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

(CAN) DURING "C" CHECK, FUNCTIONAL CHECK ON TASK CARD 3230/15 (OPS CHECK OF LANDING GEAR DOOR SEQUENCE CONTROL CIRCUIT) DOES NOT WORK. AFTER INVESTIGATION, RELAY (3261-K9 )SOCKET FOUND BROKEN AND PINS OLDER SOCKET UNGLUED. WIRE WERE FOUND HANGNING LOOSE WITH A HI RISK OF CONTACT WITH STRUCTURE. POSSIBILITY OF "WOW" CIRCUIT FAILURE AND THE MOST IMPORTANT, IMPOSSIBILITY OF GEARS EXTENTION IN ALTERNATED RELEASE IN CASE OF EMERGENCY EXTENSION. DURING THE SAME CHECK, RELAY SOCKET 7611-K3 (SAME RELAY SOCKET) WAS ALSO FOUND CRACK. THAT MEANT TWO SOCKETS FOUND CRACKED ON THE SAME ACFT.