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LG ARNU123SER2 Limit Switch
The limit switch is a switch in the air handler that senses, or governs, when the air is actually warm enough so that it may be pushed through the ducts and out the vents. Limit switches are crucial because if the air never warms up then the house will never get warm enough.
Subtle hints limit switch should need replacing
- The HVAC system refuses to start or continue to run for any significant length if time
- The HVAC system begins to runs uneven more often than not
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If you decide on picking up or purchasing a replacement limit switch for your LG ARNU123SER2 do your best and make sure of the model number as well as make a visual comparison so that you are positive that the correct replacement limit switch is the one being purchased. Installation of a new limit switch can be quite easy assuming you know what you are doing and have the proper tools to do it right.
Feel free to download your manual for help.
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