What was found
DURING PRE-DEPARTURE SERVICE CHECK, FOUND LEFT ISOLATION VALVE CB POPPED OUT. REMOVED AND REPLACED LEFT ISOLATION VALVE IAW B767 AMM 36-11-04, OPS CHECK GOOD. NO PART INFORMATION AVAILABLE, VALVE NO LONGER IN SYSTEM.
- Difficulty date
- December 10, 2021
- Submitted
- December 15, 2021
- Operation
- Air carrier
- Aircraft
- N351CM
- Make and model
- Boeing 767323
- Aircraft serial
- 25201
- Aircraft time
- 105,187 hours, 18,733 cycles
- System (JASC)
- 3610 · Pneumatic Distribution System
- Part
- Isolation Valve
- Part number
- 2780539103
- Part serial
- 0242
- Condition
- Unknown
- 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.