Service difficulty report · Pump · Boeing 737924ER

Difficulty date
June 21, 2024
Submitted
June 21, 2024
Operation
Air carrier
Aircraft
N62892
Make and model
Boeing 737924ER
Aircraft serial
42195FAL
Aircraft time
28,698 hours, 10,539 cycles
Part
Pump
Part number
849589
Part serial
MX791231
Condition
Failed
Location
Nr 1 Hyd System
Part time
28,687 hours, 10,534 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
B, A

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

What was found

ENG 1 LOW PRESS INFLIGHT FOLLOWED BY LOSS OF SYS A QTY. ACCOMPLISHED FIM TASK 29-10 TASK 813-C1. FOUND HYDRAULIC FLUID SPRAYING FROM THE #1 ENGINE HYDRAULIC PAD DRAIN AFTER ENGINE SHUTDOWN. REFERENCE AMM 71-71-00-200-801-F00. REMOVED EDP REF AMM 29-11-11-000-801. REMOVED SEALOL SEAL REF AMM 72-60-00-000-802. DRAINED ENGINE OIL FER AMM 12-13-11-600-803. REPLACED EDP OPS CK, LK CK GOOD,REF AMM 29-11-22, REPLACED SEALOL SEAL REF AMM72-60-00. SERVICED ENG OIL REF AMM 12-13-11.