Service difficulty report · Uplock Switch · Cessna 560CESSNA

Difficulty date
September 2, 2013
Submitted
September 25, 2013
Operation
Air carrier
Aircraft
N812QS
Make and model
Cessna 560CESSNA
Aircraft serial
5600628
Aircraft time
7,850 hours, 6,252 cycles
Part
Uplock Switch
Condition
Malfunctioned
Location
Nlg
Stage of operation
CL
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

AFTER TAKEOFF "GEAR UNLOCKED" ANNUNCIATOR WOULD NOT EXTINGUISH. HYD PRESSURE ANNUNCIATOR REMAINED ON. LOWERED GEAR. LANDING WAS NORMAL. FOUND HYD FLUID ON NOSEWHEEL. JACKED AIRCRAFT, PERFORMED GEAR SWING, NOSE GEAR WOULD NOT LOCK. INSPECTED GEAR, CHECKED STRUT LENGTH. INSPECTED GOOD. CHECKED NOSE STRUT SERVICE. SERVICE WAS FOUND GOOD AT 90PSI. ADJUSTED UPLOCK SWITCH. PERFORMED GEAR SWINGS, OPS CHECK GOOD. DONE IAW MM 32-31-05.