SDR HEEA080412

Service difficulty report · Transceiver · Skrsky S76A

Difficulty date
July 9, 2002
Submitted
July 22, 2002
Operation
Air carrier
Aircraft
N1546K
Make and model
Skrsky S76A
Aircraft serial
760082
Aircraft time
21,713 hours
Part
Transceiver
Part number
064100900
Part serial
7194
Condition
Failed
Location
Cockpit
Stage of operation
NR
How discovered
O
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

WON'T RECEIVE ON FREQUENCY 119.27. FOUND UNIT WOULD NOT RECEIVED ON ANY FREQUENCY. REMOVED CORROSION FROM MODULATOR BOARD. REPLACED R433 POTENTIOMETER DUE TO BAD. REPLACED I303 IC CHIP DUE TO BAD VOLTAGES. REPLACED R321 RESISTOR DUE TO BAD. UNIT STARTED RECEIVING. FOUND MODULATION DISTORTED. REALIGNED TRANSMITTER. SWAPPED C513 AND C514 CAPACITORS. REPLACED C525 AND C527 CAPACITORS. REPAIRED. REMOVED CORROSION FROM BOTTOM OF SYNTHESIZER BOARD IN VCO SECTION. UNIT BENCH CHECK GOOD.