Service difficulty report · Uplock Switch · Cessna 750

Difficulty date
May 14, 2009
Submitted
May 15, 2009
Operation
Air carrier
Aircraft
N905QS
Make and model
Cessna 750
Aircraft serial
7500105
Aircraft time
9,630 hours, 5,832 cycles
Part
Uplock Switch
Part number
S31771
Condition
Malfunctioned
Location
Nlg
Stage of operation
CL
How discovered
O
Nature of condition
E
Precautionary procedure
O

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

What was found

DURING CLIMB AND DESCENT WE FELT AND HEARD THE NOSE GEAR THUMP SEVERAL TIMES. REMOVED THE NOSE GEAR UPLOCK SWITCH AND INSTALLED NEW SWITCH AND RIGGED SWITCH IAW CHAPTER 32-30-05 OF THE MM.

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