What was found
RETURN TO BLOCKS DUE TO NR 4 ENG FAILED TO START. REPLACED BOTH IGNITER PLUGS TESTED OK. DEFECTED IGNITER PLUG NR 2 POS NR 1 SYS PREV DEFERRED.
- Difficulty date
- March 16, 2003
- Submitted
- March 19, 2003
- Operation
- Air carrier
- Aircraft
- N505MC
- Make and model
- Boeing 7472D3B
- Aircraft serial
- 21251
- Aircraft time
- 82,766 hours, 18,184 cycles
- Engine
- Ge CF650E2
- Engine time
- 75,460 hours, 13,577 cycles
- System (JASC)
- 7421 · Spark Plug/Igniter
- Part
- Igniter
- Part number
- CH31843
- Part serial
- NONE
- Condition
- Defective
- Location
- Nr 4 Engine
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.