Tag: S1-THEH21P5S Thermostat

  • Source1 S1-THEH21P5S Programmable Thermostat Installational Instruction

    Source1 S1-THEH21P5S Programmable Thermostat Installational Instruction

    Source1 S1-THEH21P5S Programmable Thermostat  Safety Warnings P/N S1-THEH21P5S CAUTION The two Alkaline “AA” batteries must be replaced at least once every 12 months to ensure proper operation. The “Low Battery” icon will appear on the thermostat display when it is time to replace the batteries. If the thermostat is connected to 24v power, the batteries…

  • Source1 S1-THEH21P5S Programmable Thermostat Owners Manual

    Source1 S1-THEH21P5S Programmable Thermostat Owners Manual

    Source1 S1-THEH21P5S Programmable Thermostat  CAUTION The two Alkaline “AA” batteries must be replaced at least once every 12 months to ensure proper operation. The “Low Battery” icon will appear on the thermostat display when it is time to replace the batteries. If the thermostat is connected to 24v power, the batteries should still be installed,…