Ryobi Petrol chainsaw (Woodthorpe, Nottingham)

Ryobi power xp chainsaw , with assorted spares, ie mask petrol container, spark plugs, oil etc.
Repair or spares.
Was last used in October, had a new blade and chain with no problems, but then refused to start, gave the saw a thorough clean, fitted a new spark plugs, new fuel filter, needs someone with more knowledge than me.

Fair Chance Policy: I’ll wait before choosing a recipient to give more people a chance to reply.