WebOct 20, 2013 · How to replace a high voltage thermostat with a low voltage thermostat? I have a 240v 7.5 kw heater in my garage. It has an internal high voltage thermostat. I can't set a specific temperature though. It just has a dial with dots on it. I want to replace the internal thermostat with a relay controlled by a wall mounted low voltage thermostat. WebAug 15, 2024 · Step 6: Install the new thermostat’s wall plate. Mark on the wall where the screws for the new thermostat’s wall plate must be drilled. Drill the holes, and screw the replacement wall plate into its position on the wall. If necessary, use a mini spirit level to ensure that it is correctly placed.
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WebApr 5, 2024 · The cost to replace a basic programmable thermostat is $100 to $340, while a smart thermostat like Nest costs $270 to $450 for the unit and professional installation. A … WebJan 31, 2024 · Honeywell offers thermostats for both low voltage (24 volts) and line voltage (120 or 240 volts) systems. The most common type of voltage from a central heating … solvite wall sealer toolstation
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WebInstall it yourself or call for professional thermostat replacement. Review our selection of thermostats and thermostat parts in The Home Depot Mobile App. Get everything you need to keep your HVAC system operating at its best. WebApr 29, 2024 · On the high end, homeowners spend up ... Depending on how the thermostat works, line-voltage units cost $95 to $650 to install, while low-voltage thermostats cost … WebDec 3, 2024 · Any replacement must be rated for both the voltage (likely 240V) and current used by your heaters. Your heater should have the current (Amps) and/or power (Watts) listed somewhere. If not, you can play it safe based on breaker ratings. For example, a 20A breaker should have heaters no larger than 16A and 3,840 Watts. solvit hitch step