Patent ID: 9244471
Filing Date: 2016-01-26
CPC Classification: F24F,G05D

Claim Text:
1. A method for remotely monitoring and controlling a heating, ventilation and air-conditioning (HVAC) unit, the method comprising: receiving by a processor via a communication network supply temperature data indicating a supply air temperature in a duct coupled to the HVAC unit, the processor located at a geographically remote location from the HVAC unit; receiving by the processor via the communication network zone temperature data of a space maintained by the HVAC unit; receiving by the processor via the communication network thermostat data from a thermostat in the space; analyzing by the processor at least one of the supply temperature data, the zone temperature data and the thermostat data to determine whether the HVAC unit is malfunctioning; generating by the processor a control signal responsive to the analysis; and transmitting via the communication network the control signal to an HVAC controller, wherein the control signal causes the HVAC controller to transmit a disable signal to a thermostat causing the HVAC unit to be disabled by the thermostat.