Service difficulty report · Igniter · Boeing 737890

Difficulty date
May 27, 2022
Submitted
May 31, 2022
Operation
Air carrier
Aircraft
N587AS
Make and model
Boeing 737890
Aircraft serial
35684
Aircraft time
51,966 hours, 15,117 cycles
Engine
Cfmint CFM567B27B3
Part
Igniter
Part number
5188881
Condition
Damaged
Location
Engine
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

WHILE WORKING A T-101 FOR TRANSIT BLEED VALVE HARNESS CHANGE: FOUND LT & RT IGNITER LEAD COOLING TUBE (ORANGE) DISCONNECTED ON THE LT AND TORN ON THE RT. GROUNDED - YES. INSPECTED IGNITER LEADS FOR HEAT DAMAGE/TO INCLUDE IGNITER PLUG CONTACTOR. NO DEFECTS FOUND. PRECAUTIONARY CHANGED IGNITER PLUGS (LT & RT). PLUG INSP FOUND NO HEAT DAMAGE-PLUGS SHOWED NORMAL WEAR. REF FOR IGNITER LEAD B737-800 AMM 74-21-01, LEADS ARE CONNECTED TO PLUGS HOWEVER, CLAMPS-IN LINE AT THE 6 O-CLOCK STRUT. IGNITER PLUGS CHANGED REF AMM 74-21-02, IGNITER PLUG TEST COMPLETED.