SDR UIEA2021061101333

Service difficulty report · Valve · Boeing 7673Y0

Difficulty date: June 12, 2021
Submitted: June 16, 2021
Operation: Air carrier
Aircraft: N1619A
Make and model: Boeing 7673Y0
Aircraft serial: 26208
Aircraft time: 76,860 hours, 14,194 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Valve
Part number: 80217012
Part serial: 9810070
Condition: Faulted
Location: Rt Engine
Stage of operation: IN
How discovered: 9
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

THE RIGHT PRV DOES NOT CLOSE AT HIGH PRESSURE (PW 4000)(REMOVED AND REPLACED RIGHT ENGINE PRESSURE REGULATING VALVE )PRV) IAW AMM 36-114-18, PENDING OPS CHECK. PERFORMED ENGINE RUN-UP, OPS CHECK NORMAL IAW AMM 36-11-18. )

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