What was found
STANDBY TEST FAILED. MAIN BATTERY CHARGER SHOWED ONLY 25 AMPS CHARGING. REPLACED MAIN BATTERY IAW MM24-31-01-401 & MAIN BATTERY CHARGER IAW MM. SYS NORMAL.
- Difficulty date
- January 26, 2011
- Submitted
- February 17, 2011
- Operation
- Air carrier
- Aircraft
- N173UA
- Make and model
- Boeing 747422
- Aircraft serial
- 24380
- Aircraft time
- 81,203 hours, 9,221 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 2432 · Battery/Charger System
- Part
- Battery
- Part number
- 18550000
- Part serial
- 736
- Condition
- Discharged
- Location
- Master
- 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.