Service difficulty report · Pump · Amd FALCON2000

Difficulty date
April 9, 2009
Submitted
April 13, 2009
Operation
Air carrier
Aircraft
N258QS
Make and model
Amd FALCON2000
Aircraft serial
158
Aircraft time
7,014 hours, 4,332 cycles
Part
Pump
Part number
3031749001
Part serial
MX575963
Condition
Malfunctioned
Location
Hydraulic System
Stage of operation
CR
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

FL 400, PUMP 2 HYD NR 1 AMBER LIGHT ILLUMINATES. SYS PRESSURE/QTY 2990/80 PERCENT. LATER NOTICED QTY DROPPING & DIVERTED. UPON LANDING, SLOW GEAR OPS, MINIMAL NOSE WHEEL STEERING & AMBER "BRAKE" LIGHT ON. NR 1 SYS PRESSURE/QTY 1320/20 PERCENT. INSP FOUND LT BRAKE & BOTH FUEL MINELCOS TRIPPED. ALSO, FLUID DRAINING FROM NR 2 ENGINE DRAIN MASTS. REPLACED RT ENG HYD SYS 1 EDF PER MM 29-204 REPLACED HYD SYS. 1 FILLER PER MM 29-008. SERVICED HYD SYS 1 TO FULL PER MM 29-112. OP CHKD HYD SYS 1 GOOD, CLEANED ALL RESEVIOR FOR FOME FAULTS. FLUSHED HYD FLUID & REPLACED OIL FILTERS PER LMM 79-20-01. SOAP ANALYSIS SHOWED NO DEFECTS OF ENG. ENG GOOD PER LMM 73-00-00. REPLACED FILTER ELEMENT, REPLACED FILTER ELEMENT.