What was found
CARGO FIRE SYST FAIL LIGHT DOES NOT ILLUMINATE ON TEST. REPLACED SWITCH MASTER MODULE AND CARD M10427, TESTS OKAY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CARGO FIRE SYST FAIL LIGHT DOES NOT ILLUMINATE ON TEST. REPLACED SWITCH MASTER MODULE AND CARD M10427, TESTS OKAY.