Service difficulty report · Transmitter · Boeing 107*

Difficulty date
September 23, 2016
Submitted
September 23, 2016
Operation
Air carrier
Aircraft
N6682D
Make and model
Boeing 107*
Aircraft serial
101
Aircraft time
71,151 hours
Part
Transmitter
Part number
ST3A
Part serial
AF534883
Condition
False Indication
Location
Fuel System
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

NR 2 FUEL PRESSURE READING FLUCTUATES AT SHUT DOWN. FOR TROUBLESHOOTING. INSTALLED 5 SEPERATE FUEL PRESSURE INDICATORS. THE FIRST INDICATOR INSTALLED P/N: SRD-3F S/N:30 SHOWED NO INDICATION OF WORKING. THE NEEDLES DID NOT MOVE. THE NEXT 4 INDICATORS ALL READ APPROXIMATLY 180 DEGREES OUT. THE ISSUE ENDED UP BEING A FAULTY FUEL PRESSURE TRANSMITTER. CONFIRMED ISSUE WAS WITH A PIECE OF TEST EQUIPMENT WHICH HAS BEEN REMOVED. CURRENT AND FUTURE TESTING DONE WITH ANOTHER TEST PANEL WHICH HAS GONE THROUGH EXTENSIVE TESTING TO ENSURE UNITS MEET MFR. SPECS.