SDR CA120224007

Service difficulty report · Pump · Cessna 560XL

Difficulty date: February 23, 2012
Submitted: September 14, 2015
Operation: General aviation
Make and model: Cessna 560XL
Aircraft time: 4,956 hours
Engine: Pwa PW545A
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Part number: 99121663
Condition: Failed
Location: Hydraulic Sys
Part time: 4,979 hours
Stage of operation: AP
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

(CAN) AFTER CREW SELECTED GEAR DOWN, THEY HAD A LOW BRAKE PRESSURE WARNING, DECLARED EMERGENCY AND LANDED USING EMERGENCY PNEUMATIC BRAKE SYSTEM TO STOP. AFTER EVALUATION, SERVICE CENTER DETERMINED THAT THE ELECTRIC MOTOR PORTION OF PUMP WAS FUNTIONAL BUT THE HYDRAULIC PUMP ITSELF HAD NO OUTPUT, PUMP WAS REPLACED.

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