SDR 2011F00079

Service difficulty report · Line · Cessna 650

Difficulty date: April 1, 2011
Submitted: April 5, 2011
Operation: General aviation
Aircraft: N650CB
Make and model: Cessna 650
Aircraft serial: 0084
Aircraft time: 7,730 hours, 6,365 cycles
Engine: Garrtt TFE731*
System (JASC): 2910 · Hydraulic System, Main
Part: Line
Condition: Ruptured
Location: Hyd System
Part time: 7,730 hours, 6,365 cycles
Stage of operation: LD
How discovered: O
Nature of condition: K
Precautionary procedure: O

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

What was found

UPON TOUCHDOWN, LOST SPEEDBRAKES, SPOILERS, BRAKES, AND NOSE-WHEEL STEERING WHICH RESULTED IN HAVING TO USE EMERGENCY BRAKING. NO DAMAGE TO ACFT, NOR INJURIES TO CREW. PROBABLE CAUSE, HYD LINE FAILURE IN HELL-HOLE OR BAGGAGE COMPARTMENT. ACTUAL CAUSE DETERMINED TO BE FAILURE OF THE HYD SYS COOLING FAN AND LINES.

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