Heats more than 5 degrees
past its displayed set temperature |
- Verify that your thermostats electrical connections are clean and tight.
- Verify that your units placement and mounting are optimum per the installation section of it's manual.
- Replace unit. There are no user serviceable parts
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| No heat when expected. |
- Refer to wiring to verify that it is according to the unit's wiring diagram. Verify that all connections are to your thermostat are clean and tight.
- If room temperature is greater than 90F the unit will not close it's switch and call for heat.
- Rotate the dial to its highest setting. Heat should operate immediately.
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| Heat Test |
- Slowly rotate the dial toward its lowest setting. Listen carefully for a small click near room temperature. When it is heard, the unit should switch off heat immediately.
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| Advanced Trouble Shooting |
- This thermostat is designed to switch hazardous voltage. Qualified service personnel may use the following information to trouble shoot the system.
- The LV2 uses a separate switch for each side of the AC line. One is a normally open single pole snap-action switch. This switch controls heating when the dial is above its minimum position. It should open when hotter than its set temperature and close when cooler than its set temperature. Both switches are forced open when the dial is rotated to its off position.
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- Contact your HVAC service company or our Technical Assistance Line if not resolved.
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