Service difficulty report · Control Unit · Airbus A300F4605R

Difficulty date
November 9, 2017
Submitted
November 10, 2017
Operation
Air carrier
Aircraft
N690FE
Make and model
Airbus A300F4605R
Aircraft serial
876
Aircraft time
14,717 hours, 8,150 cycles
Part
Control Unit
Part number
740147A
Part serial
0368
Condition
Failed
Location
Ground Power
Stage of operation
CR
How discovered
O
Nature of condition
H, G
Precautionary procedure
A

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

What was found

GEN 1 FAILED AT CRUISE. MULTIPLE ELECTRICAL SYSTEM LOST. DIVERTED. REMOVED AND REPLACED RELAY 23XC PER A.S.M.P. REMOVED AND REPLACED GCPU IAW AMM 24-41-11-04. GCPU OP CHECKS NORMAL PER RAN APU AND BOTH ENGINES IAW JRH 5 AND SHUT ALL GENERATORS ON AND OFF SEVERAL TIMES AND OTHER GENERATOR PICKED UP THE LOAD EVERYTIME. BOTH ENGINE AND APU VOLTS AND FREQS ARE NORMAL AND IDG TEMPS ARE NORMAL IAW AMM 24-41-00-05. REMOVED AND REPLACED THE NR 1 GCU IAW AMM 24-22-12-04.

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