1. Read the instruction manual carefully. Make sure you have the most recent 2009 version of the manual. If you do not have this manual it can be downloaded from the Horizon
Hobbies web site.
Correct adjustment of the fuel mixture needles can be challenging and is considerably more difficult than for the glow engines. The manual is most helpful.
2. Make sure you use a good fuel filter such as the Sullivan type. It is most important that no dirt get into the carb.
3. It is best to use the Horizon Hobbies recommended oil,