Service difficulty report · Relief Valve · Cessna 560XL

Difficulty date
January 16, 2008
Submitted
January 17, 2008
Operation
Air carrier
Aircraft
N671QS
Make and model
Cessna 560XL
Aircraft serial
5605071
Aircraft time
7,058 hours, 5,530 cycles
Engine
Pwa PW545A
Part
Relief Valve
Part number
1106P59
Part serial
1870
Condition
Sticking
Location
Mlg
Part time
7,058 hours, 5,530 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

GEAR WOULD NOT RETRACT AFTER TAKEOFF. R & R LT UPLOCK ACTUATOR WITH NEW. FOUND HYD RELIEF VALVE OUT OF TOLERANCE, REPLACED WITH OVERHAULED UNIT FROM PNEUDRAULICS RS PD6R469J, PRESSURE SWITCH & LT MLG ACTUATOR WITH SERVICEABLE UNIT FROM CESSNA ICT RS CNQB9181 WORK PERFORMED IAW MM.

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