Service difficulty report · O-Ring · Boeing 767432ER

Difficulty date
January 22, 2026
Submitted
January 28, 2026
Operation
Air carrier
Aircraft
N829MH
Make and model
Boeing 767432ER
Aircraft serial
29700
Aircraft time
99,665 hours, 18,742 cycles
Part
O-Ring
Condition
Failed
Location
Rt Eng Pump
Stage of operation
DE
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

QRH COMPLIED WITH AFTER RIGHT HYDRAULIC QUANTITY DECREASE. FLIGHT CONTINUED TO DESTINATION. CREW DECLARED EMERGENCY. REPLACED DPI, O-RING ON RT ENG DRIVEN PUMP CASE DRAIN FILTER MODULE. SERVICED AND LEAK CHECKED RT HYD SYS. (8564108)