Service difficulty report · Controller · Boeing 737436

Difficulty date
November 15, 2019
Submitted
November 19, 2019
Operation
Air carrier
Aircraft
N734CK
Make and model
Boeing 737436
Aircraft serial
25858
Aircraft time
51,766 hours, 34,132 cycles
Part
Controller
Part number
7638105
Part serial
80C930
Condition
Inoperative
Location
Cabin Pressure
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

DURING CLIMB OUT AT 14,000 FT CABIN PRESSURE GOES TO 10,000 FT IN STAND BY AND AUTO MODES