WenmarOpen by Wenmar Pro

Service bulletin TSB 412

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10084024
Published by NHTSA2016-11-07
Manufacturer's numberTSB 412
Manufacturer's date2014-11-04
NHTSA componentELECTRICAL SYSTEM:WIRING; EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:LPG SYSTEMS:WATER HEATER; ENGINE

NHTSA's summary

ON CERTAIN NEWMAR MOTORHOMES, THE REFRIGERATOR HEATED WATER LINE CIRCUIT BREAKER MAY HAVE THE WRONG SIZE AMPERAGE RATING AND THE 12 VOLT THERMOSTAT AND 12 VOLT HEATED WATER LINE COULD ALSO BE WIRED INCORRECTLY, CAUSING IT TO HAVE THE INCORRECT WIRING OR NO POWER. THE INCORRECT CIRCUIT BREAKER AMPERAGE RATING COULD INCREASE THE RISK OF A FIRE CAUSING INJURY AND/OR DAMAGE TO PROPERTY. NHTSA 14V-602, TC# 2014-425

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Engine, Equipment and accessories, Wiring and fuses

Vehicles listed
NEWMAR BAY STAR2008 to 2012
NEWMAR DUTCH AIRE DP2011
NEWMAR DUTCH STAR2008 to 2012
NEWMAR ESSEX2008 to 2012
NEWMAR KING AIRE2008 to 2012
NEWMAR MOUNTAIN AIRE2008 to 2012
NEWMAR VENTANA2008 to 2012
NEWMAR VENTANA LE2009 to 2012

Listing a model year does not mean every vehicle of it is concerned: the document says which.