Service difficulty report · Relief Valve · Emb ERJ170200LR

Difficulty date
October 1, 2026
Submitted
October 5, 2026
Operation
Air carrier
Aircraft
N765YX
Make and model
Emb ERJ170200LR
Aircraft serial
17000950
Aircraft time
6,537 hours, 5,110 cycles
Part
Relief Valve
Part number
2327H030
Part serial
5343
Condition
Leaking
Location
Zone 100
Part time
6,537 hours, 5,110 cycles
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

HYD 1 QTY DROPPED QUICKLY IN FLIGHT. DECLARED EMERGENCY AND LANDED WITH NO INCIDENT. REMOVED AND REPLACED HYD SYSTEM 1 MANUAL RELIEF VALVE.

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