What was found
FLT 7904 - IAD - L/G AIR/GROUND FAIL MESSAGE, WITH AURAL WARNING. MAINTENANCE INSPECTED AND TESTED WOW SWITCHES CHECKS GOOD. PERFORMED WOW ADJUSTMENT, OPS CHECK GOOD. NO FURTHER MESSAGE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 7904 - IAD - L/G AIR/GROUND FAIL MESSAGE, WITH AURAL WARNING. MAINTENANCE INSPECTED AND TESTED WOW SWITCHES CHECKS GOOD. PERFORMED WOW ADJUSTMENT, OPS CHECK GOOD. NO FURTHER MESSAGE.