SDR YYFA20120703001

Service difficulty report · Buss · Doug DC983

Difficulty date: July 2, 2012
Submitted: March 21, 2013
Operation: Air carrier
Aircraft: N120MN
Make and model: Doug DC983
Aircraft serial: 53120
Aircraft time: 39,573 hours, 40,878 cycles
System (JASC): 2450 · AC Power Distribution System
Part: Buss
Condition: Failed
Location: Ac System
Stage of operation: TX
How discovered: O
Nature of condition: H, J
Precautionary procedure: D

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

What was found

LT AC BUSS FAILED TO POWER AFTER ENGINE START, FAILED INSTRUMENTS AND INDICATIONS ON CAPTAINS FMA, LT ENGINE PARAMETERS, AND PFD. AC CROSS TIE NOTED BUT BUT FAILED TO RESET. MX PERFORMED THE FOLLOWING: RESET AC CROSS TIE RELAY IAW AMM 71-00-00, CW AC CROSS TIE CHECK AND GENERATOR LOAD CHECKS IAW AMM 24-20-06, OPS CHECKED NORMAL.

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