Service difficulty report · Ignition Unit · Cessna 402C

Difficulty date
March 14, 2019
Submitted
March 15, 2019
Operation
Air carrier
Aircraft
N3249M
Make and model
Cessna 402C
Aircraft serial
C4020296
Aircraft time
29,939 hours
Part
Ignition Unit
Part number
722081
Condition
Burned
Location
Heater
Stage of operation
CR
How discovered
O
Nature of condition
B
Precautionary procedure
H

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

What was found

PILOT REPORTED AFTER 45 MINUTES OF FLIGHT THE HEATER BEGAN PRODUCING A STRONG EXHAUST SMELL. MAINTENANCE INSPECTED AND FOUND THE HEATER IGNITION UNIT BURNT. THE IGNITION UNIT WAS REPLACED WITH NO FURTHER DEFECTS NOTED.

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