Water furnace 7 series modulating open loop, intelliZone 2, 4 zone control panel Air filter is in like new condition on schedule with homeowner and additionals already on site, dust and shop vac all equipment and filter rack, water flush and power flush condensate drain, test run electric heat, turned off by homeowners, test run multi-stage heat pump. Comput computer scan displays minimal non-critical logged events but no irregular operation service codes. Install replacement intelliZone 2 zonestat on zone 2 in the living room off the kitchen. Test run all equipment after PMI and zone stat replacement Clear all service codes stored on ABC board. All logged service codes on MasterStat will not clear but are not indicated in red as active either Equipment is clean safe and ready for winter