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When the high side pressure is low and the low side pressure is high on a residential air conditioning unit what is the problem?
Wiki User
∙ 14y ago
If your low side (evaporator coil) pressure is higher than your high side (condenser coil) while the compressor is running, your switching valve is in the reversed position. That is, you are in the heating mode of the heat-pump, and the pressures are reversed to provide heat into the home.
Wiki User
∙ 14y ago
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