Which checklist should be used before engine start in the Warrior PA-28A?

The Before Start Checklist is the appropriate choice to use prior to engine start in the Warrior PA-28A. This checklist is specifically designed to ensure that all necessary pre-start procedures are carried out, which are essential for safe engine operation. It typically includes items such as confirming that the fuel selector is set to the correct position, ensuring that the mixture is set appropriately, and verifying that the parking brake is engaged, among other critical checks.

Using the Before Start Checklist helps ensure that the pilot conducts a systematic review of each necessary task before attempting to start the engine, ultimately enhancing safety during the flight preparation phase. It is an integral part of the pre-flight routine that provides a structured approach to minimize oversight and increase situational awareness before moving on to the next phases of flight operation.