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Coleman Mach Mach 3 Fan Running but Not Cooling
This is a great example of a failed AC and testing procedure to see if your ac unit has totally failed. If the fan is running and you can feel and hear the compressor running but the temperature differential between inlet and outlet (Delta T) isn’t between 15 and 20 degrees then you may have issues. This is how you troubleshoot it.
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Coleman Mach Analogue Thermostat Troubleshooting and Replacement (No Fan Operation In Cool) Part #7330G3351
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