Service difficulty report · Unknown · Boeing 737990ER

Difficulty date
January 30, 2023
Submitted
February 1, 2023
Operation
Air carrier
Aircraft
N495AS
Make and model
Boeing 737990ER
Aircraft serial
41728
Aircraft time
25,555 hours, 7,993 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
NR
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

F/O COURSE SELSECOT WORKS INTERMITTENTLY. GROUNDED - YES. CLEANED MCP F/O CRS SEL POTENTIOMETER AND F/O COURSE SEL OPS RELIABLY IAW B737-900 AMM 22-11-34.