SDR SWIA201333558

Service difficulty report · Pump · Cndair CL6002B19

Difficulty date: May 29, 2013
Submitted: May 31, 2013
Operation: Air carrier
Aircraft: N970SW
Make and model: Cndair CL6002B19
Aircraft serial: 7881
Aircraft time: 25,578 hours, 21,315 cycles
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Condition: Weak
Location: Hydraulic Sys
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

RECEIVED NOSE GEAR DOOR WARNING AND GEAR DISAGREE WARNING MESSAGES, NOSE GEAR WOULD NOT RETRACT. DEBRIEFED CREW FOUND THAT PUMP 3B RETRACTED GEAR NORMALLY. FOUND PUMP 3A TO BE WEAK AND REPLACED ACMP 3A IAW AMM. PUMP OPS AND LEAK CHECK GOOD. PERFORMED TEST OF LANDING GEAR EXTENSION AND RETRACTION IAW AMM. OPS CHECK GOOD, NO GEAR DISAGREE OR NOSE GEAR DOOR WARNING MESSAGES. PN ON/OFF 848847, SN ON MX634695, SN OFF MX555513.