Service difficulty report · None · Boeing 737800*

Difficulty date
March 7, 2022
Submitted
March 7, 2022
Operation
Air carrier
Aircraft
N37273
Make and model
Boeing 737800*
Aircraft serial
31591
Aircraft time
64,980 hours, 22,396 cycles
Part
None
Part number
NA
Condition
Illuminated
Location
Lh Fwd
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT FWD OVERWING LIGHT ILLUMINATED ON TAKEOFF PLACED ON MEL 5215. LEFT FWD OVERWING EXIT DOOR FLIGHT LOCK SYSTEM INOP. DDP C/W. INSTALLED JUMPER 5220DD11102-5 ON PSEU CONNECTOR D10986. JUMPER MUST BE RETURNED TO YELLOW BAG LABELED PSEU JUMPERS IN THE EE BAY OPEN CLEARING THIS MEL. PLACED ON MEL 5215. LEFT FWD OVERWING EXIT DOOR FLIGHT LOCK SYSTEM INOP. DDP C/W. INSTALLED JUMPER 5220DD11102-5 ON PSEU CONNECTOR D10986. JUMPER MUST BE RETURNED TO YELLOW BAG LABELED PSEU JUMPERS IN THE EE BAY OPEN CLEARING THIS MEL. PERFORMED OPS CHECK ON FWD LEFT OVERWING EMERGENCY DOOR AS PER MEL 5215D. OPS CHECK NORMAL. DDP COMPLETED. REOPEN EWR U239360 02MAR22 FOR: CLOSED IN ERROR SIGNED OFF IN ERROR, RE-OPENING 29-5222-3-0001. WOULD CHANGE SWITCH S1113 WHILE DOOR OFF A/C PRECATIONARY. MEL REMAINS. DDP C/W REF WD 52-71-13 HAVE 28VDC AT M2220 LEFT FWD OVERWING FLIGHT PERFORMED AMM TASK 52-22-00-710-803. FOUND PSEU FAULT 57-72006 ADDED PART LOCK SOLENOID, SOLENOID IS NOT ACTUATING SUSPECT M2220. D10986 PIN 53. POWER TO DOOR FLIGHT LOCK SOLENOID. SOLENOID M&E VERIFIED SIGNOFF BY INSPECTOR. REMOVED AND REPLACED LEFT FWD EMERGENY EXIT FLIGHT LOCK SOLENOID REMOVED AND REPLACED LEFT FWD EMERGENY EXIT FLIGHT LOCK SOLENOID INSPECTED INSTALL OF FLIGHT LOCK SOLONOID RII ITEM IN PREVIOUS REF AMM 52-22-41-000-802 AND AMM 52-22-41-400-802. REF AMM 52-22-41-000-802 AND AMM 52-22-41-400-802. UPDATE

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