Service difficulty report · Shutoff Valve · Boeing 767424ER

Difficulty date
September 2, 2023
Submitted
September 5, 2023
Operation
Air carrier
Aircraft
N69059
Make and model
Boeing 767424ER
Aircraft serial
29454
Aircraft time
86,360 hours, 12,217 cycles
Part
Shutoff Valve
Part number
8253012
Part serial
200004091
Condition
Damaged
Location
Sta 243.18
Part time
27,922 hours, 3,902 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J, O
Precautionary procedure
A

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

What was found

AT 500FT ON TAKEOFF GOT R ENG BLEED AND R PACK OFF. RAN CKLST. DID NOT RESET. SEE LOGPAGES 5639053 AND 5644759 FOR RIGHT ENGINE HPSOV REPLACMENT AND SUBSIQUENT BLEED SYSTEM OPERATIONAL TEST. HPSOV REMOVED IAW AMM TASK 36-11-07-024-001-003 FOUND BROKEN HARDWARE. REMOVED PART DATA PLATE REMOVED PART DATA PLATE 2 HPSOV INSTALLED IAW AMM 36-11-07-424-014-003.STATIC LEAK PERFORMED WITH APP AND DRY MOTORING. SATIS. ENG REQUIRED CORRECTION FORM PREVIOUS UPDATE PLEASE READ ENG RUN REQUIRED. ADD PART CHANGING INFORMATION ROTABLE PARTS CHANGE WAS INDICATED - TT # 1928120 SN OFF 4091 VALVE, ASSY, HI OFF 64-3611-9-0014 4091 ON 0000 VALVE, ASSY, HI OFF 64-3611-9-0014 4091 ON 64-3611-9-0014 0150 HIGH POWER ENGINE RUN ACCOMPLISHED FOLLOWING RIGHT ENGINE HPSOV REPLACEMENT. AIR SYSTEM DISTRIBUTION SYSTEM, OPERATIONAL TEST ACCOMPLISHED AS PER AMM 36-11-00-715-029-001. TEST PASSED AND ALL RESULTS NORMAL.