- Difficulty date
- August 30, 2019
- Submitted
- September 3, 2019
- Operation
- Air carrier
- Make and model
- Boeing 7673S1
- Aircraft serial
- 25221
- Aircraft time
- 89,068 hours, 18,950 cycles
- Part
- Acm
- Part number
- 6806404
- Part serial
- 743069
- Condition
- Noisy
- Location
- Ac Bay
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT PACK ACM MAKES LOUD NOISE WHEN OPERATED. DEFERRED RT PACK INOP AS PER MEL 21-51-01-01 CAT C MDDR# 117144. ASSIGNED (M) ACTIONS COMPLIED WITH PACK FLOW CNTR S/O VALVE MANUALLY CLOSED OFF. SL @ 17:00Z. LP 1073633 - M15; REMOVED AND REPLACED RIGHT PACK ACM REF AMM 21-51-03. OPS CHECK GOOD. THIS CLEARS MDDR 117144.