Service difficulty report · Bypass Valve · Boeing 767432ER

Difficulty date
August 7, 2021
Submitted
August 11, 2021
Operation
Air carrier
Aircraft
N830MH
Make and model
Boeing 767432ER
Aircraft serial
29701
Aircraft time
79,770 hours, 15,658 cycles
Part
Bypass Valve
Condition
Failed
Location
Mlg
Stage of operation
CL
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

SHIP 1806 -ATB- DUE TO MLG DOOR DISAGREE WITH "GEAR UP" SELECTED. CORRECTIVE ACTION. REPLACED MAIN LANDING GEAR SELECTOR BYPASS VALVE AND VF TO LAX. VF FAILED. LANDING GEAR DOOR CLOSE TIME DELAY RELAY K10365 REPLACED REF TO LP 7983532. SYSTEM OPERATION IS NORMAL.