Service difficulty report · Line · Bell 212

Difficulty date
May 16, 2005
Submitted
July 11, 2005
Operation
General aviation
Make and model
Bell 212
Aircraft time
17,977 hours
Engine
Pwa PT6T3
Part
Line
Part number
70012H000Y136
Condition
Failed
Location
Hyd System
Stage of operation
NR
How discovered
O
Nature of condition
K, J
Precautionary procedure
H, E

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

What was found

(CAN) RAPID LOSS OF HYDRAULIC PRESSURE ON GROUND RUN-UP. FOUND TO BE BLOWN FLEX LINE AT BOTTOM FITTING CRIMP RESULTING IN LOSS OF NR 2 HYDRAULIC PRESSURE & FLUID. PROBABLE CAUSE COMBINATION OF TWISTED LINE & TRANSMISSION MOVEMENT CAUSED LINE TO FATIQUE & RUPTURE.

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