What was found
F/O O2 MASK WON'T TEST RIGHT. NO O2 FLOWS WHEN PRESS TO TEST PUSHED. ADJUSTED RETAINING BOX AND TEST VALVE. OP CHECKS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
F/O O2 MASK WON'T TEST RIGHT. NO O2 FLOWS WHEN PRESS TO TEST PUSHED. ADJUSTED RETAINING BOX AND TEST VALVE. OP CHECKS NORMAL.