Do you have a question about the Roto 125 FS and is the answer not in the manual?
Details on securely attaching the engine to the model using bolts and washers.
Importance of adequate air supply for engine performance and cooling.
Ensuring sufficient air supply to the carburetor and avoiding modifications.
Connecting the fuel supply hose and removing protective plugs.
Installing the waste oil hose and its importance for engine health.
Adjusting the rotation of exhaust pipes and securing them properly.
Correctly mounting the propeller with screws and regular tightening checks.
Placing the ignition module away from heat and ensuring proper cooling.
Recommended voltage range for the ignition system and battery charging advice.
Procedure to check and adjust valve clearance after initial engine hours.
Adjusting high and low needles for optimal transition and RPM.