While you wait for answers, we may have found some information which could help you.
Click here for Maxi Trim SparkHow can I fix Flymo 600 line feed problem?
flymo strimmer model met 25?
Flymo strummer maxi trim 430 leaking petrol?
lost parts?
What is the petrol / oil mix for the Flymo Maxi Trim 430?
How to replace the motor on a Flymo 500e strimmer?