SDR SWAA2018020619543

Service difficulty report · Pump · Boeing 7377H4

Difficulty date: February 5, 2018
Submitted: February 6, 2018
Operation: Air carrier
Aircraft: N708SW
Make and model: Boeing 7377H4
Aircraft serial: 27842
Aircraft time: 67,287 hours, 40,199 cycles
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Part number: 849589
Part serial: MX793117
Condition: Leaking
Location: Hydraulic Sys
Stage of operation: CR
How discovered: O
Nature of condition: K, J
Precautionary procedure: O

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

What was found

DECLARED EMERGENCY, MASTER CAUTION & HYDRAULIC LIGHT ILLUMINATED, DISCOVERED A SYSTEM ELECTRIC "LOW PRESS" LIGHT ILLUMINATED AND RAPIDLY DECREASING A SYSTEM QUANTITY. AFTER LANDING, FLUID DRIPPING FROM LEFT MAIN WHEEL WELL. R&R NR 1 ENGINE DRIVEN PUMP PER AMM.

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