Service difficulty report · Pressure Switch · Boeing 757223

Difficulty date
July 14, 2009
Submitted
July 15, 2009
Operation
Air carrier
Aircraft
N634AA
Make and model
Boeing 757223
Aircraft serial
24592
Aircraft time
59,805 hours, 20,965 cycles
Part
Pressure Switch
Condition
Failed
Location
Hydraulic Sys
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

AIRCRAFT AIR INTERUPT WITH LEFT HAND ENGINE HYDRAULIC PUMP LOW PRESS INDICATION. REPLACED HYDRAULIC LOW PRESS SWITCH AND HYDRAULIC FILTER. ACP OVERWEIGHT LANDING SYSTEM GROUND CHECK NORMAL OPERATION. (CLOSED)