Dash A/C Blowing HOT air after engine is hot
2002 Holiday Rambler Class A - Workhorse 20,000 miles. DASH A/C BLOWS HOT AIR AFTER ENGINE WARMS UP. So far I bypassed the heater hoses with valves. Replaced : New AC Delco compressor, expans...
Forum Discussion
I have exactly the same problem on my 95 Newmar - I have just installed 2 ball valves on the inlet and outlet from the heater matrix. Haven't had a chance to test it yet but I too was surprised that the AC blew red hot air even with a brand new water heater valve that was fully closed.
It's a pretty simple system so where was the heat coming from if not from the water hoses? If it was just warm I would say it was from the engine compartment, but it was "full on" heater hot.
It's a pretty simple system so where was the heat coming from if not from the water hoses? If it was just warm I would say it was from the engine compartment, but it was "full on" heater hot.
