Mitsubishi MSH09TW Air Conditioner "wire 240 volt timer" Questions

volt meter and check if that 240 Volts appears on the line side of the contactor. If so then go to the load side of the contactor. There should be no voltage there on the contacts because it has to be

...Wire Hydronic Systems Line Voltage Systems (120/240 VAC) This thermostat is only for this type of HVAC systems; Most 24V Heating and A/C Systems 1 Stage Heat/1 Stage Cool: Gas, Oil, Electric, or ...