Service difficulty report · Sequence Valve · Boeing 767432ER

Difficulty date
September 2, 2003
Submitted
October 6, 2003
Operation
Air carrier
Aircraft
N827MH
Make and model
Boeing 767432ER
Aircraft serial
29698
Aircraft time
8,441 hours, 3,310 cycles
Part
Sequence Valve
Part number
272T4507112
Condition
Cracked
Location
Lt Mlg Ww
Stage of operation
CR
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

HYD C-SYS FLUID LEAK TO .25 INFLT. SYS-C HYD QTY READS .41 ON GROUND. FOUND MAIN LANDING GEAR OPERATED SEQUENCE VALVE GEAR UP TUBE LEAKING HYD FLUID. PERFORMED TEMP REPAIR PER ERA727766-14 AMM20-10-09-201. REINSPECT FOR SECURITY AND LEAK CHECK WITHIN 175 FLT HRS. PERMANENT REPAIR WITHIN 350 FLT HOURS. SERVICED CENTER HYD SYS RES AND PERFORMED SEQUENCE VALVE OPERATION. NO LEAKS. TUBE ASSY 272T4507-112 IPC 32-32-55-02 ITEM 371.