Service difficulty report · Downlock Switch · Cessna 337F

Difficulty date
September 15, 2002
Submitted
October 16, 2002
Operation
General aviation
Make and model
Cessna 337F
Aircraft time
8,927 hours
Engine
Cont IO360C
Propeller
Mcauly D2AF34C301
Part
Downlock Switch
Part number
S20881
Condition
Broken
Location
Mlg
Stage of operation
AP
How discovered
O
Nature of condition
N
Precautionary procedure
L

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

What was found

(CAN) ONE WIRE THAT ATTACHES TO THE LT MLG DOWNLOCK SWITCH FRACTURED CAUSING NO 'GREEN' DOWN GEAR LIGHT TO ILLUMINATE AFTER GEAR WAS SELECTED DOWN. THE WIRES THAT ATTACH TO THE SWITCH ARE PERMANENTLY MOULDED AND APPROXIMATELY 18 GAUGE WHICH ARE QUITE THIN FOR THE APPLICATION.

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