View visual findings from this job here - https://visionshare.xoi.io/?id=XA-D510-2CCDDEF18B924115870E12D80366F962 Customer unable to control the heating for two zones in the home- Add arrival found that there were two thermostats missing from the walls that were removed for the second floor and basement of the home. These thermostats were old yo-yo thermostats that controlled heating only- 2 wires Coming out of wall Customer is supplying 2- T4 thermostats to install in the second floor hallway and basement locations Installed and secured new thermostat backplates on walls level and secure wire in back plates securing connections on R and W terminals install batteries into thermostats and set time / dates and configure thermostats to equipment test all (3) zones of heating after installing is complete Tested all three thermostats: Call for heating at each thermostat and confirm the boiler fires with a call for heat Cycle each thermostat on and off multiple times to ensure normal