Bosch WAA28161GB/09 surging motor Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Bosch WAA28161GB/09 surging motor This topic has 2 replies, 2 voices, and was last updated 11 years, 4 months ago by allan73. Viewing 3 posts - 1 through 3 (of 3 total) Author Posts November 13, 2014 at 2:23 pm #83017 allan73Participant Could some kind soul please tell me what Tacho readings I should get on the motor for the above ? The machine is surging then cutting off. Allan November 14, 2014 at 11:13 pm #421467 electrofixModerator Re: Bosch WAA28161GB/09 surging motor if you spin the motor and set your meter on low ac volts you should see an output. if no output check for broken magnet is it a controlled surge ie does it speed you quickly or instantly if instantly suspect also the motor triac measure motor from board to rule out broken wires duff connectors etc Dave November 15, 2014 at 7:30 am #421468 allan73Participant Re: Bosch WAA28161GB/09 surging motor Thanks Dave, I’ve ruled our motor now must be the board. I’ve not had problems with motor triacs before on Bosch machines. Allan Author Posts Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In