Service difficulty report · Warning Light · Boeing 737890

Difficulty date
October 24, 2017
Submitted
November 13, 2017
Operation
Air carrier
Aircraft
N568AS
Make and model
Boeing 737890
Aircraft serial
35183
Aircraft time
40,933 hours, 12,473 cycles
Part
Warning Light
Condition
False Activation
Location
Engine
Stage of operation
TX
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

RED BOXES ILLUMINATED ON BOTH EGT DISPLAYS AFTER ENGINE SHUTDOWN ON THE GROUND. ACFT GROUNDED. ACCOMPLISHED HPT BLADE BSI IAW AMM 72-00-00-200-807-F00, NO DEFECTS NOTED. PERFORMED STEPS F (3)A PNEUMATIC LEAK CHECK. LEAK CHECKED GOOD. PERFORMED STEPS F(4) A AND B HPT BLADE BOROSCOPE INSPECTION IAW FIM 71-06, TASK 805. COMPLETED FIM 71-06 TASK 805. OPS NORMAL . NO DISCREPANCIES NOTED.