SDR 0201096624

Service difficulty report · Reservoir · Boeing 747251B

Difficulty date
March 27, 2002
Submitted
April 5, 2002
Operation
Air carrier
Aircraft
N624US
Make and model
Boeing 747251B
Aircraft serial
21706
Aircraft time
87,489 hours, 14,726 cycles
Part
Reservoir
Part number
4A30479
Part serial
5715A
Location
Valve
Component
Door Slide · 7A123857
Stage of operation
IN
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

WHILE FLAT FIRING THE DOOR SLIDE ASSEMBLY PRIOR TO OVERHAUL, THE RESERVOIR DELAYED THREE SECONDS AFTER THE MANUAL FIRING LANYARD WAS PULLED. OVERHAULED THE DOOR SLIDE.