Bosch WTV74104 tumble dryer error code Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Bosch WTV74104 tumble dryer error code This topic has 1 reply, 1 voice, and was last updated 12 years, 11 months ago by Latham63. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts April 19, 2013 at 12:27 pm #75089 Latham63Participant Machine beeps 4 times then stops?Led`s 1,2&4(from top to bottom)also flash. April 22, 2013 at 7:55 pm #393819 Latham63Participant Re: Bosch WTV74104 tumble dryer error code Have since checked this machine over.Heater/motor check out ok.However there is a sensor(i think) just below the interlock which is O/C. Is this correct or faulty? Still not found what fault code means? No`s 1,2&4 Led`s flashing? 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