How to change spark generator on SMEG P705 hob Home › Forums › Public Support Forums › Help And Support › Cooker And Oven Forum › How to change spark generator on SMEG P705 hob This topic has 1 reply, 2 voices, and was last updated 7 years, 1 month ago by Douglees. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts March 6, 2019 at 8:26 am #95564 DougleesParticipant My SMEG P705 hob has stopped generating ignition sparks. I am assuming it will be a faulty generator module but have no idea how to get to it, anyone help? March 6, 2019 at 10:01 am #460759 electrofixModerator to get at the spark generator the hob has to be disconnected from the gas supply and removed from the work surface. As you can imagine, since this job will require gas pipes to be worked on it should only be attempted by a qualified gas safe engineer have you checked the plug? Dave. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In