Service difficulty report · Modulating Valve · Boeing 7379
FAA SDR system
- Difficulty date
- June 1, 2023
- Submitted
- June 6, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7379
- Aircraft serial
- 44102
- Aircraft time
- 3,612 hours, 1,048 cycles
- Part
- Modulating Valve
- Part number
- 632920704
- Part serial
- 2440
- Condition
- Unknown
- Location
- #2 Engine
- Part time
- 4,978 hours, 1,430 cycles
- Stage of operation
- IN
- How discovered
- V
- 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
WHILE PREFORMING ASA T.C 31-005-00 FOUND MAINTENCE SCHEDULED TASK MESSAGE "BLEED FAMV RVDT R". GROUNDED - YES. FOUND LATCHED MESSAGE FAULT 36-12031. C/W B737-9 FIM 36-12-00-810-804 STEP A,B,C1. REMOVED AND REPLACED #2 ENGINE FAMV REF B737-9 AMM 36-12-03. OPS CHECK GOOD.