What was found
PER TC NG-36WC-00002-2 STEP L (REVERSE FLOW DIAPHRAGM LEAK CHECK), HIGH STAGE REGULATOR REQUIRES REPLACEMENT. GROUNDED - YES. REMOVED AND REPLACED HSR REF B737-800 AMM 36-11-07 OPS CHECK GOOD.
- Difficulty date
- March 26, 2023
- Submitted
- March 27, 2023
- Operation
- Air carrier
- Aircraft
- N508AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35691
- Aircraft time
- 52,914 hours, 15,568 cycles
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Regulator
- Part number
- 1074847
- Part serial
- 3824
- Condition
- Leaking
- Location
- #2 Engine
- Part time
- 70,992 hours, 33,477 cycles
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.