Service difficulty report · Autothrottle Sys · Boeing 737823

Difficulty date
September 23, 2019
Submitted
September 27, 2019
Operation
Air carrier
Aircraft
N940NN
Make and model
Boeing 737823
Aircraft serial
33323
Aircraft time
18,914 hours, 7,163 cycles
Part
Autothrottle Sys
Condition
Malfunctioned
Location
Cockpit
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

AIRCRAFT NOT GROUNDED: AUTO THROTTLE UNCOMMANDED DISCONNECT WHILE IN CRUISE ON CAPTS SIDE. SWITCHED TO COPILOTS SIDE AUTOTHROTTLE SERVICEABLE. ***SUPPLEMENTAL INFORMATION SECTION 4: COULD NOT DUPLICATE GROUND. PERFORMED AUTOTHROTTLE BITE TEST PER FIM 22-31-00. NO FAULTS NOTED.***(CLOSED)