Service difficulty report · Switch Guard · Lkheed 10113853

Difficulty date
August 11, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N751DA
Make and model
Lkheed 10113853
Aircraft serial
193W1166
Part
Switch Guard
Condition
Interfering
Location
Rt Cockpit
Stage of operation
CR
Nature of condition
K
Precautionary procedure
A

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

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.