Service difficulty report · Circuit Breaker · Boeing 737990ER

Difficulty date
March 6, 2017
Submitted
March 8, 2017
Operation
Air carrier
Aircraft
N483AS
Make and model
Boeing 737990ER
Aircraft serial
36350
Aircraft time
6,005 hours, 2,040 cycles
Engine
Cfmint CFM567B27E
Part
Circuit Breaker
Condition
Tripped
Location
Lt Ignition
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
D

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

What was found

ATTEMPTED TO START THE NR 2 ENGINE, START VALVE OPENED BUT NO FUEL FLOW OCCURED AND NO LIGHT OFF. BOTH ENGINE VALVE AND SPAR LIGHTS WERE DARK. FOUND THE NR 2 ENGINE LEFT IGNITON CIRCUIT BREAKER TRIPPED. ACFT GROUNDED. RESET THE CIRCUIT BREAKER IAW AMM 20-60-01. RAN NR 2 ENGINE LT IGNITION SYSTEM GROUND VERIFICATION CHECKS, FOUND NORMAL IAW AMM 74-00-00-750-802-F00.