{"nhtsa_id":10121941,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-11-03","date":"2017-09-28","document_id":"PIB 494","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"If the coach's HWH leveling system has intermittent issues when operating, check for corrosion or loose mounting bolts. Torque the mounting bolts (if needed) to 30 ft. pounds. A ground cable may also be installed to improve the overall grounding of the HWH pump assembly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10121941-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10121941-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10121941","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"NEWMAR","model":"DUTCH STAR","year_from":1994,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"ESSEX","year_from":2003,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"KING AIRE","year_from":2003,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"LONDON AIRE","year_from":1995,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"MOUNTAIN AIRE","year_from":1991,"year_to":1991,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"MOUNTAIN AIRE","year_from":1994,"year_to":2018,"match":null,"vehicle_ids":[]},{"make":"NEWMAR","model":"NEW AIRE","year_from":2001,"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":[]}