2011 water furnace 5-ton pressurized two pump alcohol system is running in very good condition in both heat pump multi-stage and 15KW auxiliary emergency heat operation. Minor maintenance cleaning and dusting of all systems, replace air filter with homeowner stock on site, power flush condensate drain trap, test run ground loop water pressure at 35 PSI, confirm two pump flow center functional, confirm hot water generator circulator pump functioning Minor maintenance inspection of homeowners installed thermostat Honeywell Red Link with outdoor temperature sensor. 9000 series thermostat is displaying change batteries in outdoor sensor, batteries are new but not lithium. Recommend homeowner install lithium batteries, reconnect to the sensor and test run. Turn on whole house humidifier waterline stop and Test run humidifier water solenoid valve, number 10 evaporator pad is like new, adjust air damper to winter position, homeowner will set humidity on thermostat when The time is right. Cu