Service difficulty report · Battery Pack · Boeing 737890
FAA SDR system
- Difficulty date
- May 20, 2023
- Submitted
- June 12, 2023
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35694
- Aircraft time
- 44,625 hours, 15,643 cycles
- Part
- Battery Pack
- Part number
- D71701100
- Condition
- Failed
- Location
- Main Passenger C
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHT SYSTEM BATTERY PACK (M1673) FAILED CAPACITY CHECK. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK (M1673) IAW B737-800 AMM 33-51-06-960-805. PERFORMED OPERATIONAL TEST OF THE EMERGENCY LIGHTS OPS CHECL GPPD OAW B737-800 AMM 33-51-00-710-801.