Service difficulty report · Hydraulic System · Cndair CL6002B19

Difficulty date
November 11, 2011
Submitted
November 14, 2011
Operation
Air carrier
Aircraft
N427SW
Make and model
Cndair CL6002B19
Aircraft serial
7497
Aircraft time
27,207 hours, 21,377 cycles
Part
Hydraulic System
Condition
Contaminated
Location
Nr 3
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

ON TAKEOFF WHEN GEAR SELECTED UP BOTH 3 HYDRAULIC PUMPS WERE CYCLING ON AND OFF. LANDING GEAR WAS SLOW TO RETRACT AND RECEIVED A GEAR DISAGREE MESSAGE. (FLT 4456) BLED A LARGE QUANTITY OF AIR IN SYSTEM HYDRAULIC SYSTEM 3.