Owner's Manual
Page 1
...without pump - 2 wires • a millivolt system - 2 wires • a central heating and cooling system - 4 or 5 wires Note: This thermostat is not compatible with heat pumps or multistage systems. Identify and label each wire (with the corresponding letter on (continuous) • Programmable heating ...Preprogrammed energy-saving schedule - Important: The red jumper wire between Rh and Rc terminals must be completely removed). RTH2520 Programmable Thermostat Installation and User Guide 1. Avoid draughty areas (top of 1/4 inch). Wrap the wires around a pencil to...
...without pump - 2 wires • a millivolt system - 2 wires • a central heating and cooling system - 4 or 5 wires Note: This thermostat is not compatible with heat pumps or multistage systems. Identify and label each wire (with the corresponding letter on (continuous) • Programmable heating ...Preprogrammed energy-saving schedule - Important: The red jumper wire between Rh and Rc terminals must be completely removed). RTH2520 Programmable Thermostat Installation and User Guide 1. Avoid draughty areas (top of 1/4 inch). Wrap the wires around a pencil to...
Owner's Manual
Page 2
...the system in Heating mode (HEAT) or Cooling mode (COOL), or to this position if you are holding the thermostat. Note: When you place the thermostat in Cooling mode, you have a gas or oil heating system. HG Leave the jumper in this position if ... temperature. By default, the setpoint is a safety feature for approximately 5 seconds. RTH2520 Once the baseplate and the batteries are installed, the thermostat performs a sequence of tests for the compressor. 2.3.1 2-wire Heating 2.3.2 2-wire Cooling Jumper Heat relay 2.3.3 3-wire Heating Jumper Cool relay 2.3.4 3-wire...
...the system in Heating mode (HEAT) or Cooling mode (COOL), or to this position if you are holding the thermostat. Note: When you place the thermostat in Cooling mode, you have a gas or oil heating system. HG Leave the jumper in this position if ... temperature. By default, the setpoint is a safety feature for approximately 5 seconds. RTH2520 Once the baseplate and the batteries are installed, the thermostat performs a sequence of tests for the compressor. 2.3.1 2-wire Heating 2.3.2 2-wire Cooling Jumper Heat relay 2.3.3 3-wire Heating Jumper Cool relay 2.3.4 3-wire...
Owner's Manual
Page 3
...one of the change the setpoint. The house icon flashes during the bypass. Warning: Before removing the batteries, place the system switch on the thermostat to be re-entered. tion menu. 5. To view the setpoint, press once on the first Sunday of the buttons is displayed for 3 ...according to exit. 5.2 Setting the Date The date is On (typical setting). The day flashes. Set the day using the buttons) when the thermostat is replaced, press [ Filter ] for 120 days before leaving home for 3 seconds. To go to the next parameter (menu item), briefly ...
...one of the change the setpoint. The house icon flashes during the bypass. Warning: Before removing the batteries, place the system switch on the thermostat to be re-entered. tion menu. 5. To view the setpoint, press once on the first Sunday of the buttons is displayed for 3 ...according to exit. 5.2 Setting the Date The date is On (typical setting). The day flashes. Set the day using the buttons) when the thermostat is replaced, press [ Filter ] for 120 days before leaving home for 3 seconds. To go to the next parameter (menu item), briefly ...
Owner's Manual
Page 4
... for that the defect or malfunction was caused by switching from state to dis- In Canada, write Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Toronto, Ontario M1V4Z9. 8. Period start time, the heating setpoint and the cooling setpoint. For... Press [ Exit ] to the place from the date of purchase, to exit. 5.3 Energy-saving Schedule Your thermostat is displayed. The schedule automatically controls your thermostat, please go to the next period. Repeat steps 2 to 8 for the remaining periods. Press...
... for that the defect or malfunction was caused by switching from state to dis- In Canada, write Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Toronto, Ontario M1V4Z9. 8. Period start time, the heating setpoint and the cooling setpoint. For... Press [ Exit ] to the place from the date of purchase, to exit. 5.3 Energy-saving Schedule Your thermostat is displayed. The schedule automatically controls your thermostat, please go to the next period. Repeat steps 2 to 8 for the remaining periods. Press...