Vulnerable customer stated the furnace would not come on during evaluation found that the thermostat was rating 71 room temperature while set at 70 turn furnace on checked all safeties and ignition system found no issues at this time cycled the furnace on and off multiple times with no issues. Ran a quick check on condenser found no issues with the condenser talked with customer about refrigerant change price change and next coming months recommended a comfort advisor visit due to the age of the system customer stated wife has a changing schedule and is unable to schedule Comfort advisor visit at this time Left with system in heat