Service difficulty report · Shuttle Valve · Cessna 560XL

Difficulty date
March 29, 2018
Submitted
April 13, 2018
Operation
Air carrier
Aircraft
N663QS
Make and model
Cessna 560XL
Aircraft serial
5605263
Aircraft time
12,995 hours, 10,415 cycles
Part
Shuttle Valve
Condition
Malfunctioned
Location
Mlg
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
L, A

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

What was found

JUST PRIOR TO FINAL APPROACH, PUT THE GEAR DOWN. RT GEAR DOWN INDICATOR LIGHTS DID NOT ILLUMINATE. MISSED APPROACH AND TROUBLESHOT SYSTEM. SELECTED THE FLAPS 35 AND GEAR HORN DID NOT GO OFF. ACCOMPLISHED A ROTARY TEST AND THE RIGHT GEAR DOWN INDICATOR LIGHTS DID NOT ILLUMINATE. RAN GEAR WILL NOT EXTEND CHECKLIST. BLEW DOWN THE GEAR IAW CHECKLIST. DECLARED EMERGENCY AND LANDED UNEVENTFULLY. RESET GEAR SHUTTLE VALVE AND PERFORMED BLEED GEAR SWINGS IAW MM 32-01-00, VERIFIED GEAR RETRACTION & EXTENTION SLOW AND INDICATION CHECKS.

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