Service difficulty report · Generator · Bombdr DHC8402

Difficulty date
April 28, 2008
Submitted
May 1, 2008
Operation
Air carrier
Aircraft
N419QX
Make and model
Bombdr DHC8402
Aircraft serial
4145
Aircraft time
3,503 hours, 3,500 cycles
Part
Generator
Part number
400SG163Q
Part serial
2660XL
Condition
Overheated
Location
Dc System
Part time
10,826 hours, 10,611 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

GEG - FLIGHT 2347 (MSO-SEA), CLIMBING THROUGH 19,000 FEET RECEIVED A MASTER CAUTION MESSAGE WITH THE DC BUS FAULT ALONG WITH LOSS OF PRESSURIZATION. PERFORMED UNEVENTFUL DESCENT. RESET BUS PER CHECKLIST AND THE BUS CAME BACK. ALSO HAD DC GEN HOT, STALL SYSTEM, AND PUSHER FAIL LIGHTS. ACCOMPLISHED UNEVENTFUL LANDING. MAINTENANCE FOUND GENERATOR OVERHEATED WITH NO OTHER EXTERNAL AIRFRAME DAMAGE. INLET AIR SHROUD WAS BROKEN. REPLACED GENERATOR AND SHROUD. OPERATIONAL CHECKS GOOD, AIRCRAFT RETURNED TO SERVICE.