Service difficulty report · None · Boeing 747446

Difficulty date
September 10, 2022
Submitted
September 21, 2022
Operation
Air carrier
Aircraft
N742CK
Make and model
Boeing 747446
Aircraft serial
24424
Aircraft time
113,574 hours, 23,934 cycles
Part
None
Part number
90084
Part serial
R22
Condition
Unserviceable
Location
Left
Stage of operation
UK
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.

What was found

NO FRM FOUND. EMERGENCY LIGHTS ON ADVISORY FLASHES IN ARM POSITION. REFERENCE LOG PAGE 100010081 EMERGENCY LIGHTS ON ADVISORY FLASHES IN ARM POSITION. PER E50 22-110 AND B747-400 AMM 33-51-04 REMOVED POWER SUPPLY AND APPLIED ELECTRICAL CONNECTORS. REINSTALLED ALL REMOVED SIDEWALL AND CEILING PANELS PER AMM 25-21-02 AND AMM 25-22-03. SEE LOG PAGE 100010082 FOR CARRY OVER ITEM. APPROVED FOR CARRY OVER ITEM 100010082 PER AMM 35-51-04 AND KA E50 22-110. SEE LOG PAGE 100010098 ITEM 100010100. REFERENCE LOG PAGE 100010089: EMERGENCY BATTERY PACK REMOVED AND CAPPED AND STOWED DUE EMERGENCY LIGHTS INTERMITTENTLY COMING ON IN THE ARM POSITION. INSTALLED POWER SUPPLY IAW B747-400 AMM 33-51-04, ALL CHECKS GOOD. REFERENCE WORK ORDER #742026224 FOR ORIGINAL SIGNATURES AND WORK PERFORMED. REFERENCE CARRY OVER ITEM 100010082: EMERGENCY LIGHTING/FERRY FLIGHT. REFERENCE WORK ORDER #742026224 FOR INSTALLATION OF SERVICEABLE POWER SUPPLY AND OPERATIONS CHECK. THIS CLEARS CARRY OVER ITEM 100010082.