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Matthew JohnsonAug 11, 2025
Why does my Oleomac BCH 40 engine not reach full speed and emits excessive smoke?
- WwhitestephanieAug 11, 2025
There are several reasons why your Oleomac Trimmer engine might not reach full speed or emits excessive smoke: * Check the fuel mixture. Use fresh fuel and the correct 2-cycle oil mix. * The air filter might be dirty. Clean it according to the instructions in the Maintenance-Air Filter Section. * The carburetor may require adjustment. Contact a Servicing Dealer for carburetor adjustment.

