SDR Q5QA2018043000001

Service difficulty report · Pump · Emb EMB500

Difficulty date: April 27, 2018
Submitted: April 30, 2018
Operation: Air carrier
Aircraft: N649DX
Make and model: Emb EMB500
Aircraft serial: 50000194
Aircraft time: 6,241 hours, 7,836 cycles
Engine: Pwc PW617FE
Engine time: 6,114 hours, 7,638 cycles
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Part number: 3032988002
Part serial: MX772792
Condition: Failed
Location: Hyd System
Stage of operation: CR
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

PILOT EXPERIENCED A TOTAL HYDRAULIC FAILURE. WITHOUT HYDRAULIC PRESSURE, THE LANDING GEAR FELL OUT AND CYCLED TO DOWN AND LOCKED. THE PILOT DIVERTED AND LANDED WITHOUT INCIDENT UTILIZING EMERGENCY BRAKES. REPLACED THE HYDRAULIC PUMP ASSEMBLY. THIS IS THE 4TH HYDRAULIC PUMP FAILURE IN THIS AIRCRAFT. GROUND SPOILER, SPEED BRAKE FUNCTION, AND NEW HYDRAULIC SYSTEM WAS INSTALLED.

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