Service difficulty report · Generator · Bombdr BD1001A10

Difficulty date
September 5, 2025
Submitted
September 8, 2025
Operation
Air carrier
Aircraft
N781QS
Make and model
Bombdr BD1001A10
Aircraft serial
20570
Aircraft time
10,520 hours, 6,284 cycles
Part
Generator
Condition
Failed
Location
Zone 400
Stage of operation
CL
How discovered
O
Nature of condition
G
Precautionary procedure
O

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

What was found

LEFT GENERATOR FAILED AT 34,000. RIGHT GENERATOR FAILED AT 34,000 FEET. REMOVED LT GENERATOR POWER MODULE, P/N: R3608·011, S/N: 3270G, AND INSTALLED NEW GENERATOR POWER MODULE, P/N: R3608-011, S/N: 4816G, ACCOMPLISHED OPERATIONAL CHECK AND FOUND NO DISCREPANOES. WORK ACCOMPLISHED IN REFERENCE TO BOMBARDIER CHALLENGER 350 AMM 24-31-21. REMOVED RH GENERATOR POWER MODULE, P/N: R3608-011, S/N: 4869G, AND INSTALLED NEW GENERATOR POWER MODULE, P/N: R3608-0LL, S/N: 4830G. ACCOMPLISHED OPERATIONAL CHECK AND FOUND NO DISCREPANCIES. WORK ACCOMPLISHED IN REFERENCE TO BOMBARDIER CHALLENGER 350 AMM 24-31-21.