Service difficulty report · O-Ring · Boeing 747422

Difficulty date
July 22, 2006
Submitted
August 1, 2006
Operation
Air carrier
Aircraft
N174UA
Make and model
Boeing 747422
Aircraft serial
24381
Aircraft time
63,804 hours, 7,223 cycles
Engine
Pwa PW4056
Part
O-Ring
Condition
Failed
Location
R2 Door Slide
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

FOUND DOOR 2R SLIDE BOTTLE PRESSURE IS LOW. SLIDE REPLACED. A/C OK FOR SERVICE. SLIDE PROBLEM ROOT CAUSE IS SLIDE BOTTLE PRESSURE LOW. O-RINGS ON CONNECTIONS TO BOTTLE HARDEN WITH TIME & LEAKED.