Thank you for contacting the AnswerARMY.
It is possible that the lines are to small, however I suspect that you have other problems more likely contaminants introduced when the lines were broken.
Because this is emissions related, you should have your local authorized Husqvarna service center look at the machine. I suspect contaminants in the carburetor, and will need to be professionally cleaned.
Thank you for contacting the AnswerARMY.
It is possible that the lines are to small, however I suspect that you have other problems more likely contaminants introduced when the lines were broken.
Because this is emissions related, you should have your local authorized Husqvarna service center look at the machine. I suspect contaminants in the carburetor, and will need to be professionally cleaned.