Norcold Burner Assembly 629013 (1200 model)  This will work on all Norcold 1200s. Those models include:  1200LR, 1200LRIM, 1200LRIMD, 1200LRBK, 1200LRIMBK, 1200LRIMBKD, 1200LRSS, 1200LRIMSS, 1200LRIMSSD, 1201LRIM, 1201LRIMBKD, 1201LRIMSS, 1201LRIMSSD, 1201LRIMWPM,