Service difficulty report · Shutoff Valve · Boeing 7673S1
FAA SDR system
- Difficulty date
- September 11, 2018
- Submitted
- September 13, 2018
- Operation
- Air carrier
- Make and model
- Boeing 7673S1
- Aircraft serial
- 25221
- Aircraft time
- 86,766 hours, 18,434 cycles
- Part
- Shutoff Valve
- Part number
- 7998014
- Part serial
- 9981088
- Condition
- Failed
- Location
- Bleed Air Sys
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENG PRSOV BITE FAILED. REMOVED AND REPLACED LEFT PRSOV, OP'S CHECK NORMAL. NO LEAKS IAW AMM 36-11-09.
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