Service difficulty report · Gauge · Lear 45LEAR

Difficulty date
June 1, 2006
Submitted
July 7, 2006
Operation
General aviation
Aircraft
N456Q
Make and model
Lear 45LEAR
Aircraft serial
282
Engine
Garrtt TFE7315BR
Part
Gauge
Condition
Broken
Location
Fire Bottle
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

THIS THE THIRD FIRE BOTTLE FOUND, ON 2 DIFFERENT AIRCRAFT WITH THE PRESSURE GAUGE SCALE BROKEN FREE FROM ITS MOUNTED POSITION. THE RESULT WAS A FALSE INDICATION OF AGENT (HALON CBRF3) PRESENT INSIDE THE BOTTLE. THE LOCAL QA MANAGER IS LAUNCHING A FORMAL INVESTIGATION WITH THE MFG QA. FORTUNATELY THIS AC WAS NOT INVOLVED IN AN ACCIDENT OR INCIDENT. GOOD ROOT CAUSE ANALYSIS AND CRITICAL THOUGHT FOUND THIS DEFECT. (K)