11/04/25 - Arrived on site to replace the existing Buderus propane boiler. We started by turning off power and gas supply to the unit. We then cut the piping close to the ceiling and removed all components not being reused. We removed the old boiler and venting. Hung new backboard and then hung the new boiler. Piped the gas line. Got started on the water piping. Mounted taco zone board. Tomorrow will be mainly water piping. 11/05/25 - Arrived on site to continue return and supply piping. Installed outdoor sensor. Got a plan for the venting. When we return in the morning we plan on getting the rest of the piping done. May need to return Friday to finish up the electrical. 11/06/25 - Arrived on site to finish up water piping. We also ran the venting just need to cut the hole for it. Ran condensate line and installed pump. We will be back in the morning to wire everything up and do startup.