What was found
LT GENERATOR FAILURE ON TAKEOFF ROLL. DISCONNECTED GENERATOR AND CONTINUED TO ORD AFTER PHONE PATCH WITH SAMC AND DISPATCH. NR 1 ENGINE INTEGRATED DRIVE GENERATOR FREQUENCY IS LOW. REPLACED NR 1 IDG. AC OK FOR SERVICE.
- Difficulty date
- December 13, 2007
- Submitted
- December 14, 2007
- Operation
- Air carrier
- Aircraft
- N220UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30223
- Aircraft time
- 26,261 hours, 3,459 cycles
- Engine
- Pwa PW4090
- System (JASC)
- 2421 · AC Generator-Alternator
- Part
- Idg
- Part number
- 767146A
- Condition
- Failed
- Location
- Nr 1 Engine
- Stage of operation
- TO
- How discovered
- O
- Nature of condition
- H, J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.