Originally Posted by bpu699
I see valves in the engine bay that look like garden type valves, I assume these are to shut off coolant to the front of the RV?
Yes the valves are to shut off coolant flow to the dash .
The dash heater and A/C was all a Winnebago install so questions about access would be best in the Winnebago owners forums .
But If you could identify the HVAC system , it would help ; Evans/Tempcon was common back in the day .
Name is cast in the plastic housing , above the gen set in my coach.