Here's why:
* Engine Variations: Briggs & Stratton produces a wide range of 3.5 hp engines, each with its own unique design and specifications. The armature gap will vary depending on the specific model.
* Service Manual: The armature gap information is crucial for proper engine operation and can only be found in the official service manual for your specific engine model.
Here's what you should do:
1. Locate your engine model number: It's typically found on a metal tag attached to the engine.
2. Find the service manual: You can often download it from the Briggs & Stratton website, or you can contact a Briggs & Stratton authorized service center.
3. Consult the manual: The service manual will provide the exact armature gap specification for your engine, along with instructions on how to adjust it.
Important Notes:
* Adjusting the armature gap is a delicate process that requires specialized tools and knowledge.
* If you are not comfortable working on your engine, it's best to consult a qualified mechanic.
* Incorrectly adjusting the armature gap can lead to engine damage.