What was found
DURING ENG.#1 HARNESS INSPECTION - FOUND NUMEROUS CORE FIRE DETECTION HARNESS INSULATORS BAD. GROUNDED - YES. REF. B737-800 MM 26-11-02, REMOVED/REPLACED CORE FIRE DETECTION HARNESS INSULATORS, OPS NML REF. SAME MM.
- Difficulty date
- November 21, 2021
- Submitted
- November 22, 2021
- Operation
- Air carrier
- Aircraft
- N533AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35201
- Aircraft time
- 40,092 hours, 11,603 cycles
- System (JASC)
- 2697 · Fire Protection System Wiring
- Part
- Wire Harness
- Part number
- 896002002
- Condition
- Failed
- Location
- Nr 1 Fire Detect
- 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.