Service difficulty report · Downlock Switch · Cessna 750

Difficulty date
February 11, 2010
Submitted
February 17, 2010
Operation
Air carrier
Aircraft
N96TX
Make and model
Cessna 750
Aircraft serial
7500069
Aircraft time
5,727 hours, 4,146 cycles
Part
Downlock Switch
Part number
604071
Condition
Inoperative
Location
Mlg
Part time
5,727 hours
Stage of operation
AP
How discovered
O
Nature of condition
P
Precautionary procedure
O

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

What was found

ON APPROACH, THE NLG DOWN AND LOCKED INDICATION WAS INTERMITTENT. NO GEAR WARNING INDICATION NOTED. CREW FOLLOWED EMERGENCY CHECK LIST AND BLEW DOWN THE GEAR. ACFT LANDING WAS UNEVENTFUL. MX REPLACED THE NOSE GEAR DOWNLOCK SWITCH. SYS OPS CHECK GOOD. ACFT RETURNED TO SERVICE.

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