First Alert Onelink THERM-500 Installation Manual
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First Alert Onelink THERM-500 Installation Manual

First Alert Onelink THERM-500 Installation Manual

Wi-fi thermostat
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Installation Manual

Model THERM-500

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Summary of Contents for First Alert Onelink THERM-500

  • Page 1: Installation Manual

    Installation Manual Model THERM-500...
  • Page 2 Thank You Congratulations and thank you for purchasing your new First Alert ™ Onelink™ Wi-Fi Thermostat. You’ve chosen to invest in one of the world’s most advanced ® and convenient thermostats for controlling your home’s heating and cooling systems. The First Alert Onelink™...
  • Page 3 Compatibility The First Alert Onelink™ Wi-Fi Thermostat is designed to work with ™ both 4-Wire and 5-Wire 24V systems, including gas, electric, oil, WIRE forced air, variable speed, heat pump and radiant. It can control: • Heating: one, two and three stages (W1, W2, W3) •...

  • Page 4: Removal Instructions

    Removal Instructions Your First Alert Onelink™ Wi-Fi Thermostat is designed to work ™ with most 5-wire and 4-wire systems. 7 wires required for most VIDEO multistage systems, systems with cooling, and all electric heating systems that include humidification / dehumidification equipment.
  • Page 5 Step 3 Label and Disconnect Wires Before disconnecting any wires, TIP: One by one, apply the take a photo of your current wire corresponding sticker (below) to configuration with your mobile device. each wire and disconnect each from your current thermostat. Be sure to note placement of jumper cables as you may need them in the new system.

  • Page 6: Installation Instructions

    Installation Instructions Step 4 Remove Current Backplate Unscrew the current backplate and remove it TIP: Wrap the wires around a pencil or pen to keep them from the wall. Be careful not to let the wires fall from falling inside the wall. into the wall.

  • Page 7: Step 6 Connect Wires

    Step 6 Connect Wires Match your previous wire configuration to the new base. One by one, connect each wire by inserting the metal end into the corresponding slot and tightening the screw. TIP: Use pliers to straighten wire before inserting into new base. Be sure to cut any excess wire where the insulation extends to the terminal block.
  • Page 8 The WI-FI thermostat requires a C wire to operate. The C, or common wire completes the path of 24 VAC power to the WIRE thermostat. Many older mechanical or battery operated thermostats do not require a C wire and therefore it may not be present or is present and was not previously utilized.
  • Page 9 Step 7 Check Dip Switch Ensure which switch is correct for your system. Dip switches are located on the back of the thermostat GAS/EL GAS/EL ELEC ELEC This dip switch configures the thermostat to control GAS/EL GAS/EL a conventional gas/electric system or a heat pump. If your system is anything other than a heat pump, leave this switch set for GAS/EL.
  • Page 10 Visit https://onelink.skyportcloud.com/ from your personal computer to create an account and access your thermostat remotely for control away from the home. 3) Download the First Alert Onelink™ ™ Thermostat app to your mobile device(s). NOTE: Your skyport username and login is the same you used to set up the app.

  • Page 11: Troubleshooting

    PRODUCT LIMITED WARRANTY BRK Brands, Inc., (“BRK”) the maker of Onelink™ and First Alert™ brand products warrants that for a period of one year from the date of purchase (the “Warranty Period”), this product will be free from defects in material and workmanship.
  • Page 12 Due to continuing product development, the product inside the packaging may look slightly different than the one on the package. 1 Year Limited Warranty - see inside for details. First Alert is a trademark of The First Alert Trust. BRK Brands, Inc. is a subsidiary of Jarden Corporation (NYSE: JAH). Wi-Fi ®...

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