Service difficulty report · Power Supply · Boeing 737900ER

Difficulty date
December 5, 2023
Submitted
December 8, 2023
Operation
Air carrier
Aircraft
N69838
Make and model
Boeing 737900ER
Aircraft serial
60121
Aircraft time
27,164 hours, 9,792 cycles
Part
Power Supply
Part number
D71702030
Condition
No Test
Location
Emergency Lights
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

(B737-33-3-0235) BATTERY POWER SUPPLY M1675 FAILED OPS CHECK. TR ANSCRIBED FROM HAECO NR 9280644. REMOVED AND REPLACED M1675 BATTERY POWER SUPPLY IAW B737-900ER AMM 33-51-06-960-806. OPS TEST CHECKS GOOD IAW B737-900ER AMM 33-51-06-960-806; STEP 5.E.(5) REF HAECO GSO MECH V901654 INSP QC 384.

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