Service difficulty report · Relay · Boeing 737800*

Difficulty date
March 3, 2022
Submitted
March 4, 2022
Operation
Air carrier
Aircraft
N14240
Make and model
Boeing 737800*
Aircraft serial
28952
Aircraft time
69,067 hours, 26,094 cycles
System (JASC)
5200 · Doors
Part
Relay
Part number
NA
Part serial
NAN
Condition
None
Location
Na
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

ON TAKE OFF POWER OVER HEAD PANEL LIGHTS LEFT FWD OVERWING LEFT AFT OVERWING R742. NO HELP PROBLEM REMAINS. SWAPPED ENGINE 1 RUNNING RELAY R737. NO HELP PROBLEM REMAINS. T/S REF FIM 52-20 TASK OVERWING EXIT DOOR FLIGHT LOCK SWITCH PSEU BITE FOUND MSG L FL SW FAULT 52-72007 PER OUTBOUND FLT CREW GND SPD REJECTED T/O 20 KNT. REF FIM TASK 52-20 TASK 81. TEST FAILS INITIAL EVALUATION. PROBLEM , FAULT MSG LATCH ON PSEU 52-72007 . LEFT FWD AND AFT OVERING EXIT LIGHTS COME ON, LEFT FWD AND AFT FLIGHT LOCK SOLENIODS DO NOT WORK AND DOORS WILL OPEN. RIGHT OVERWING DOORS OPS CHECK NORMAL. REPLACED LEFT FLIGHT LOCK RELAY FOUND D48112 @J48 UNSEATED. RESEATED AND RESECURED D48112 . REF AWM 52-71-13. OPS CHK GOOD.

More about the Boeing 737-800