Professional RV basement door paint repairs can cost $5,000-6,500, but DIY repairs are possible for under $500 with proper preparation and equipment. This comprehensive guide covers paint matching, surface preparation, spray gun selection, and application techniques for achieving professional-quality results on sun-damaged RV exterior panels.
Reversed heater lines cause hot dash air while driving because coolant constantly flows through heater core. Diagnose by feeling hose temps, fix by swapping hoses or adding shutoff valve.
Weak cab AC airflow with working fan and charged system indicates a blend door actuator problem, clogged cabin filter, or blocked evaporator. The blend door actuator is the most common failure on Ford V10 chassis - about 0 and 1-2 hours to replace.
Your Winnebago Vista 35 having only defrost vents working is typically caused by a failed mode door actuator or control panel issue. This prevents the system from directing airflow to dash and floor vents.
Damon Daybreak diagrams available from Thor Industries (877-855-2867) or RV forum archives. For dash AC issues, use Ford chassis manuals - its an automotive system, not coach electrical.