Service Call After Hours Fee system not running due to no call for heat, wireless thermostat says it is set to heat. wireless control module indicating normal operation with no calls. inspected thermostat batteries and found that they are wet and corroded. batteries have failed preventing thermostat from sending signal. replaced batteries and cleaned out moisture. system operating normally at this time. advised customer that if this issue persists the thermostat may need to be replaced. advised customer that options would be the same thermostat, a Honeywell wireless or to run new wire for wired thermostat.
