What was found
AT FL 290 CREW O2 GUAGE READS 0 WITH NO O2 AVAILABLE AT ANY FLT STATION. FOUND COPILOTS TEST SWITCH GUARD BINDING AGAINST TEST SWITCH. REPLACED GUARD, BOTTLE AND LEAK CHKS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AT FL 290 CREW O2 GUAGE READS 0 WITH NO O2 AVAILABLE AT ANY FLT STATION. FOUND COPILOTS TEST SWITCH GUARD BINDING AGAINST TEST SWITCH. REPLACED GUARD, BOTTLE AND LEAK CHKS GOOD.