Service difficulty report · Orifice · Boeing 767300

Difficulty date
November 23, 2023
Submitted
November 24, 2023
Operation
Air carrier
Aircraft
N126FE
Make and model
Boeing 767300
Aircraft serial
42718
Aircraft time
14,830 hours, 5,919 cycles
System (JASC)
5200 · Doors
Part
Orifice
Part number
721930411205
Condition
Failed
Location
Door
Stage of operation
CR
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

THE DOOR TO THE CRM IS EXTREMELY HARD TO OPEN - THE CRM IS HOLDING TOO MUCH PRESSURE. DID NOTICE THE EYEBALL VENT DOES NOT EMIT MUCH AIR - SUSPECT MAYBE THE CRM IS NOT VENTING CORRECTLY. WE ARE PUSHING THE BLACK RELIEF BUTTON AND CAN HEAR IT RELIEVING PRESSURE BUT DOOR STILL VERY ARE TO OPEN FROM INSIDE OR OUTSIDE. REMOVED ORIFICE P/N # 721930-411-205 AND REPLACED WITH ORIFICE P/N # 721930-411-309 PER ERS ER # 23-03775 AND VENDOR DWG. # 721930-411-309. OPS CHECK NORMAL PER AMM 25-98-00- 4. A/C OK TO CONTINUE.

More about the Boeing 767-300