Service difficulty report · Pitot Line · Amd FALCON10

Difficulty date
May 9, 2007
Submitted
May 31, 2007
Operation
General aviation
Aircraft
N160FJ
Make and model
Amd FALCON10
Aircraft serial
160
Engine
Garrtt TFE731*
Part
Pitot Line
Condition
Loose
Location
Nr 2
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

WHILE TROUBLESHOOTING A LEAK IN NR 2 STATIC SYSTEM, THE RT SIDE STATIC PLATE HAD TO BE TAKEN LOOSE. UPON REMOVAL OF THE PLATE, SILICONE RTV WAS FOUND ON THE FITTING FOR THE NR 1 STATIC SYSTE. WHEN THE FITTING WAS LOOSENED, FOUND A LAGRE AOUNT OF TEFLON PIPE TAPE WRAPPED AROUND THE NIPPLE OF THE STATIC PLATE, AND THE FLARE OF THE ALUMINUM HARD LINE GOING TO THE STATIC PLATE WAS BROKEN OFF AND LAYING LOOSE IN THE ASSY. A TECH IN THE PAST HAD POSSIBLY EXPERIENCED A LEAK ON THIS SYSEM, AND LOADED THE NIPPLE WITH TEFLON TAPE AND RTV TTO GET THE SYSTEM TO SEAL, INSTAD OF REPAIRING THE HARD LINE. THESE LINES SHOULD BE REPAIRED IAW STANDARD PRACTICE TO PREVENT PREMATURE FAILURE. (K)