Well, I have a Primus No.5 that my dad got given about 30-35 years ago, and he has never used it! After a new pump leather and some fuel, it fired...
I seem to get this problem with my RM 210 copy as well. I'm not sure what jet is in it though - I'll check and report back. It seems to burn more...
I can't remember what we called these at scouts (probably the same as you to be honest) Our group owns a few of them, and we have the manuals too,...
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