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...
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http://www.evanstempcon.com/tsg_RefrigerantChargeGuide.php
Copy and paste for the amount of 134a. Not SCS Frigette, but the parameters are the same.
Do NOT install a bypass. Clamp off BOTH heater hoses to the heater core and retest with hot engine. I will bet it blows cold. The ONLY thing that will cause your problem (IF the compressor is running) is hot water leakage thru the Heater core. Doug
Copy and paste for the amount of 134a. Not SCS Frigette, but the parameters are the same.
Do NOT install a bypass. Clamp off BOTH heater hoses to the heater core and retest with hot engine. I will bet it blows cold. The ONLY thing that will cause your problem (IF the compressor is running) is hot water leakage thru the Heater core. Doug
