SDR 47518011705

Service difficulty report · Line · Bell 222UT

Difficulty date: January 17, 2005
Submitted: February 10, 2005
Operation: Air carrier
Aircraft: N419MA
Make and model: Bell 222UT
Aircraft serial: 47518
Aircraft time: 9,441 hours
Engine: Lyc LTS101750C1
Engine time: 3,400 hours, 5,065 cycles
System (JASC): 2910 · Hydraulic System, Main
Part: Line
Part number: 70012H000Y210
Condition: Ruptured
Location: Hyd System
Stage of operation: NR
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

THE NR 1 HYD SYSTEM CAUTION LIGHT CAME ON. PRESSURE CHECKED AND WAS CONFIRMED TO BE AT ZERO. CYCLED SWITCH, MOVED PEDALS AND VERIFIED ACTUAL FAILURE, SO TURNED HYD SYSTEM #1 OFF, PROCEEDED TO FULLERTON AIRPORT AND MADE LANDING FROM A HOVER TO HELIPAD, NO PROBLEM. FOUND THAT THE NR 1 HYDRAULIC PRESSURE LINE FROM THE FILTER MODULE HAD RUPTURED.

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