SDR 2026F00007

Service difficulty report · Cabin Pressure · Boeing 737436

Difficulty date
February 2, 2026
Submitted
February 2, 2026
Operation
General aviation
Aircraft
N853AT
Make and model
Boeing 737436
Aircraft serial
25853
Aircraft time
58,189 hours, 42,453 cycles
Engine
Cfmint CFM563C1
Part
Cabin Pressure
Condition
Faulted
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

AFTER TAKEOFF, THE AIRCRAFT DOES NOT PRESSURIZE, IT IS NECESSARY TO RETURN TO PDA