Service difficulty report · Valve · Boeing 7673S1

Difficulty date
February 4, 2025
Submitted
February 6, 2025
Operation
Air carrier
Aircraft
N640GT
Make and model
Boeing 7673S1
Aircraft serial
25221
Aircraft time
99,892 hours, 21,372 cycles
Part
Valve
Condition
Sticking
Location
Oxygen Mask
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

VALVE ON CAPT'S OXYGEN MASK STICKS.(<P>PERFORMED CREW OXYGEN MASK/REGULATOR TEST IAW B767 AMM 35-11-00-715-256, CAPT OXYGEN MASK OPS CHECK GOOD. NO FAULTS NOTED AT THIS TIME.</P>)

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