Service difficulty report · Strainer · Snias AS350BA

Difficulty date
December 11, 2007
Submitted
January 21, 2008
Operation
General aviation
Make and model
Snias AS350BA
Aircraft time
9,102 hours
Engine
Tmeca ARRIEL1B
Part
Strainer
Part number
704A34629013
Condition
Contaminated
Location
Hyd System
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN) STRAINER WAS INSPECTED AND FOUND CONTAMINATED WITH PARTICLES FOREIGN MATTER AND SLIVERS OF MATERIAL FROM THE O-RING, P/N MS28775-016, WHICH WAS HARD AND BRITTLE. THE MFG MM REQUIRES INSPECTION AND CLEANING OF THE STRAINER ONLY WHEN THE MANIFOLD IS REPLACED DURING A HYDRAULIC PUMP REPLACEMENT, THERE IS NO SCHEDULED INTERVAL FOR CLEANING. ALL AC IN THE COMPANY FLEET WILL BE INSPECTED ON OR BEFORE THE NEXT 100 HOUR INSPECTION AND THIS TASK WILL BE ADDED TO 500 HOUR T-INSPECTION. THE MFG TECH REP HAS BEEN INFORMED OF THE FINDINGS OF THIS INSPECTION. (TC NR 20071212014)