MrPEX 5110740 Installation Instructions Manual

THERMOSTAT INSTALLATION
INSTALLATION INSTRUCTIONS FOR
DIGITAL THERMOSTAT #5110740
PREPARATION: This is a Low Voltage Thermostat. Before installing this thermostat, verify that the system is a low
voltage heating system. If necessary, check with your local dealer.
NOTE: Leave these instructions with the homeowner for future reference.
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Find a location about 5 ft above the floor that has a constant temperature, and is not subject to big swings in
temperature. Avoid mounting close to; oven, fireplace, outside door, air conditioning register, TV, or full sun.
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WARNING!!! Turn off the main power switch before installing the thermostat.
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Release the front cover by pressing the tab on the top of the front cover with a screwdriver (see figure 1).
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Remove the front cover with your hand holding both sides of the cover (see figure 2).
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Remove the terminal cover to get access to the terminals by pushing a small flat screwdriver into the gap from
the front and push the tab toward the center to open the cover.
Pull the cover straight up (see figure 3).
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Route the wires through the cutout in the base and mount the thermostat to the wall with two screws (see
figure 4).
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Install the thermostat wire as necessary following the guide in Fig. 5. And tighten the screws.
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For heating applications, use terminals #1 & #5
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Install the two AAA batteries as shown in Fig. 5.
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Replace the terminal cover. Replace the front cover onto the base.
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Turn on power to the system for operation.
NOTE: See pages 89-91 for electrical sample schematics..
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