Service difficulty report · Unknown · Boeing 7673Y0

Difficulty date
August 10, 2023
Submitted
August 14, 2023
Operation
Air carrier
Aircraft
N642GT
Make and model
Boeing 7673Y0
Aircraft serial
26207
Aircraft time
83,947 hours, 24,027 cycles
System (JASC)
5200 · Doors
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
C
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING TASK 52-32-00-705-041, FOLLOWINGS STEPS ARE NOT SATISFACTORY: -STEP(K)(3)(D)4 S9024 SWITCH. "DOOR NOT CLOSED" LIGHT IS ON (INSTEAD OF OFF). -STEP(K)(3)(H)2 S9024 SWITCH. "DOOR NOT LATCHED" LIGHT IS OÂ (INSTEAD OF ON). STEP(K)(3)(I)2 S9020 SWITCH. "DOOR NOT CLOSED" LIGHT IS OFF (INSTEAD OF ON). -STEP(K)(3)(Q)3 . "DOOR NOT LOCKED" LIGHT IS ON (INSTEAD OF OFF).(<P><SPAN LANG="EN-US">CONTINUITY TEST WAS PERFORMED IN THE DOOR CLOSED, LATCHED AND LOCKED SYSTEM, NOT DAMAGE FOUND. THE WRONG IDENTIFY WAS FOUND BETWEEN TWO SWITCHES (S9024 AND S9020), DUE THE WRONG IDENTIFY OF SWITCHES S9024 AND S9020 THE LIGHTS DON'T BE OPERATING IN ACCORDANCE WHIT TASK 52-32-00-705-041. THE PLACARDS OF THE SWITCHES S9024 AND S9020 WERE REINSTALLED CORRECTLY. I.A.W AMM 20-10-13-401 REV.139 DATE:22/APR/2023 AND AMM SUPPLEMENT MANUAL 52-71-09-REV.35 DATE 01/JUL/2018. THE STEP (K)(3)(D)4 HAVE A DISCREPANCY FOR WRONG WRITING IN TASK 52-32-00-705-401, THE SWITCH S9024 MUST BE WRITTEN AS S9022. THE LIGHT IN THE STEP (K)(3)(Q)3 MUST BE ON IN ACCORDANCE WHIT THE NOTE IN STEP (K)(3)(A) BY THE RELAY K9850 INSTALLED ON THE AIRCRAFT. DOOR CLOSED, LATCHED AND LOCKED INDICATION TEST WAS PERFORMED. TEST WAS SUCCESSFUL.</SPAN></P> / <P> </P>)

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