{"nhtsa_id":10127599,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-01-29","date":"2017-12-14","document_id":"TSB 490","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:MECHANICAL; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL","mfr_system":null,"summary":"Newmar has decided to install an override switch for the HWH step to provide a way to operate the step from inside the coach in the event of a sensor or door switch failure. In the event of a step failure, the person(s) inside the coach would have a large gap between the door threshold and the ground. The person(s) may have to exit via the large gap or the emergency exit door to get out of the coach.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10127599-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10127599-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10127599","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"NEWMAR","model":"ESSEX","year_from":2017,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"KING AIRE","year_from":2017,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"LONDON AIRE","year_from":2017,"year_to":2018,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}