Service difficulty report · Relay · Saab 340B

Difficulty date
August 7, 2013
Submitted
August 22, 2013
Operation
Air carrier
Aircraft
N347AG
Make and model
Saab 340B
Aircraft serial
340B447
Aircraft time
29,426 hours, 32,712 cycles
Part
Relay
Part number
6227713004M61061
Part serial
6726
Condition
Intermittent
Location
Eadi
Stage of operation
CR
How discovered
O
Nature of condition
G
Precautionary procedure
B

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

What was found

CAPTAIN AND F/O PRIMARY AVIONICS EADI EHSI FAILURE. PULLED AND RESET DPU1 AND DPU2 CIRCUIT BREAKERS ALL SCREENS CAME BACK UP AND OPS CHECKED GOOD. REPLACED NR 1 DPU AND 69PC TO 70PC RELAYS, OPS CHECKED GOOD.

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