Patent ID: 6535138
Filing Date: 2003-03-18
Classification: F24F,G05B,G05D

Abstract:
A process for verifying the operability of at least one HVAC device in a communication network, said process comprising the steps of:sending a message from a network control device to the HVAC device, the message including information for prompting the HVAC device to initiate a visible display on the HVAC device if the message is successfully processed by the HVAC device; receiving, at the HVAC device the message from the network control device and thereafter processing the information for prompting the HVAC device to initiate a visible display; and automatically initiating a visible display on the HVAC device when the message is received and processed by the HVAC device whereby the visible display may be easily observed by a person wishing to check the physical location where the HVAC device has been installed.