Service difficulty report · Downlock Switch · Cessna 750

Difficulty date
October 13, 2018
Submitted
October 17, 2018
Operation
Air carrier
Aircraft
N715TX
Make and model
Cessna 750
Aircraft serial
7500135
Aircraft time
15,322 hours, 9,520 cycles
Part
Downlock Switch
Part number
604071
Condition
Intermittent
Location
Lt Mlg
Part time
15,322 hours, 9,520 cycles
Stage of operation
LD
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

LEFT MAIN GEAR UNSAFE INDICATION. EMERGENCY DECLARED AND FLY BY TOWER CONFIRMED GEAR EXTENDED. MAINTENANCE REPLACED THE LEFT MAIN GEAR DOWNLOCK SWITCH. GROUND OPERATION GOOD AND A SUCCESSFUL OPERATIONAL CHECK FLIGHT WAS PERFORMED.

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