SDR UPS09554461

Service difficulty report · Pump · Boeing 75724APF

Difficulty date: January 29, 2009
Submitted: February 3, 2009
Operation: Air carrier
Aircraft: N452UP
Make and model: Boeing 75724APF
Aircraft serial: 25473
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Part number: 3508806
Part serial: MX542522
Condition: Failed
Location: Lt Engine
Stage of operation: CL
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

INSPECTION TYPE:N/A LEFT EDP HYD LOW PRESS LIGHT ILLUM. EICAS MSG DISPLAYED L HYD ENG PUMP. EICAS MSG L HYD SYS MAINT WAS NOT DISPLAYED. HYD QTY NORMAL. POWER XFER UNIT STATUS MSG DISPLAYED. REPLACED LT HYD EDP, CASE DRAIN FILTER, AND PRESSURE FILTER. ACCOMPLISHED OPS CHECK GOOD.

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