Service difficulty report · Pump · Boeing 7377H4

Difficulty date
December 7, 2014
Submitted
December 9, 2014
Operation
Air carrier
Aircraft
N495WN
Make and model
Boeing 7377H4
Aircraft serial
33869
Aircraft time
35,860 hours, 20,866 cycles
Part
Pump
Part number
849589
Part serial
MX681004
Condition
Failed
Location
Nr 2 Engine
Stage of operation
UK
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

DECLARED EMER. ENG NR 2 HYD LOW PRESS LIGHT ILLUMINATED. HYD B QTY SHOWS 106%, HYD B PRESS SHOWS 30% PSI. NR 2 ENG DRIVEN PUMP FAILED. R & R NR 2 ENG DRIVEN PUMP IAW MM.

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