New Kentish Campers wrote:It's not a bad idea to test your new Dalek cap before you fit it.
Just blow hard though the pipe outlet and you should hear a quacking noise, like a Duck If you can blow straight through with no noise, then it's a duff cap [I happened to me on a brand new one recently ]
Thanks, we've done that and it does quack, but the old one doesn't. So hopefully it's ok.