Service difficulty report · Gasket · Boeing 767306

Difficulty date
September 17, 2021
Submitted
September 20, 2021
Operation
Air carrier
Aircraft
N1427A
Make and model
Boeing 767306
Aircraft serial
28098
Part
Gasket
Part number
38850811
Part serial
4001R
Condition
Damaged
Stage of operation
NR
How discovered
O
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

APU REQ MEL PER ATLAS ENGINEERING DUE TO START FAULT.(<P>TRANSFERED TO MDDR 153687 PER DDG 49-11-01A CAT C DUE 27SEP21.</P> / <P>18SEP21 - LP 1440869 - ITEM 3 - SCK - C/W ECM# 2021P-337 STEPS 1-3 NO FAULTS FOUND AT THIS POINT ECM# 2021P-337 STEPS 4-7 REMAIN OPEN. DMI# 153687 REMAINS OPEN.</P> / <P>18SEP21 - LP 1440869 - ITEM 4 - SCK - PERFORMED AMM 49-21-00 APU EXTERNAL INSPECTION FOUND FLOW SENSING MODULE GASKET DAMAGE. PARTS ON ORDER MCC NOTIFIED. GASKET P/N 3876244-1 FLOW SENSING MODULE P/N 3885081-1 DMI# 153687 REMAINS OPEN.</P> / <P>19SEP21 - LP 1440872 - ITEM 3 - ONT - R/R SENSING MODULE IAW B767AMM 49-53-08. STARTED APU MULTIPLE TIMES IAW B767AMM 49-11-00. NO DEFECTS NOTED AT THIS TIME. THIS WILL CLOSE MDDR 153687 MCC NOTIFED. PLACARD REMOVED R/R GASKET P/N 3876415-4.</P> / <P> </P>)