Service difficulty report · Relay · Beech F33A

Difficulty date
April 28, 2010
Submitted
April 28, 2010
Operation
General aviation
Aircraft
N1564A
Make and model
Beech F33A
Aircraft serial
CE1321
Aircraft time
22,010 hours
Engine
Cont IO520BB
Engine time
1,564 hours
Propeller
Hartzl PHCC3YF1
Part
Relay
Part number
SM50D7
Part serial
0933
Condition
Intermittent
Location
Mlg
Part time
208 hours, 832 cycles
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

(VJ3R) PILOT REPORTED AFTER PUTTING THE GEAR SELECTOR IN THE UP POSITION HE STILL HAD (3) GREEN LIGHTS AND NO IN TRANSIT LIGHT, PILOT THEN PUT THE GEAR SELECTOR IN THE DOWN POSITION AND RETURNED TO BASE. ON TROUBLESHOOTING THE MECHANIC CYCLED GEAR SEVERAL TIMES BEFORE GEAR FAILED TO RETRACT. PROBABLE CAUSE AT THIS TIME UNKNOWN. RECOMMENDATION IS TO REPLACE RELAY UNTIL MFG DESIGNS A BETTER RELAY.

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