Service difficulty report · Pump · Boeing 7377BD

Difficulty date
December 23, 2021
Submitted
December 27, 2021
Operation
Air carrier
Aircraft
N7732A
Make and model
Boeing 7377BD
Aircraft serial
34861
Aircraft time
50,691 hours, 29,929 cycles
Part
Pump
Condition
Failed
Location
#1 Eng
Stage of operation
UK
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

NO1 ENG HYDRAULIC LOW PRESS LIGHT ; / [01] REPLACED #1 ENGINE HYDRAULIOC PUMP PER M/M 29-11-11. REPLACED #1 ENGINE HYDRAULIC SUPPLY AND PRESSURE LINES AS PRECAUTIONARY PER M/M 20-10-52. REPLACED #1 ENGINE ?A? SYSTEM CASE DRAIN FILTER; ?A? SYSTEM ENGINE PRESSURE FILTER AND ?A? SYSTEM ELECTRIC PRISSURE FILTER PER M/M 29-11-41. OPS CHECKS OK.

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