Service difficulty report · Adc · Doug DC871F

Difficulty date
September 12, 2005
Submitted
September 12, 2005
Operation
Air carrier
Aircraft
N703UP
Make and model
Doug DC871F
Aircraft serial
45939
Part
Adc
Condition
Failed
Location
Nr 1
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

INSPECTION TYPE:N/A ATB - AFTER T/O LOST NR 1 ADC, PULLED C/B COULD NOT RESTORE, XFRD TO NR 2 ADC ON CAPT SIDE. ATB DUE TO SLIGHT ELEC BURNING SMELL. REMOVED AND REPLACED AIR DATA COMP IAW MM 34-11-01-4 AND NR 1 ADC SELECT XFR RELAY IAW MM 20-50-16-2. CHECK WIRE FROM C/B'S TO RELAY TO ADC NO DEFECTS NOTED. AIR DATA COMPUTER & XFR RELAY NEEDS OPS CHECK. PERFORMED ADC TEST PER MM 34-11-00.

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