Service difficulty report · Pressure Switch · Raythn HAWKER800

Difficulty date
December 4, 2011
Submitted
December 7, 2011
Operation
Air carrier
Aircraft
N800FL
Make and model
Raythn HAWKER800
Aircraft serial
258005
Aircraft time
11,743 hours, 9,659 cycles
Part
Pressure Switch
Part number
211C223647
Part serial
6005TW
Condition
Defective
Location
Hydraulic Sys
Part time
1,894 hours, 1,111 cycles
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

THE CREW REPORTED THE HYDRAULIC PRESSURE NR 2 LOW PRESSURE ANNUNCIATOR ILLUMINATED. MAINTENANCE TROUBLESHOT SYSTEM AND FOUND THE HYDRAULIC LOW PRESSURE SWITCH DEFECTIVE. REMOVED THE DEFECTIVE SWITCH S/N 6005TW AND INSTALLED A NEW LOW PRESSURE SWITCH P/N 211C223-647 S/N M024538. FUNCTIONAL CHECKS SATISFACTORY.