Number 'out of range' when trying to adjust thermostat setpoint via MQTT -> Zwave

Setup, Configuration and Use Beginners
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3

For your issue look closely at the “config” for the limits as @JustinG suggests.

As an alternate I did not use the preconfigured homeassistant channels as I encountered problems and just used generic Mqtt items linked directly to the appropriate topic. My thermostat items from the UI Code tab

UID: mqtt:topic:f06f8352c2:Thermostats
label: Thermostats
thingTypeUID: mqtt:topic
configuration: {}
bridgeUID: mqtt:broker:f06f8352c2
location: Thermostats
channels:
  - id: Main_Floor_Thermostat_Mode_n
    channelTypeUID: mqtt:number
    label: Main Floor Thermostat Mode
    description: null
    configuration:
      formatBeforePublish: "%.0f"
      commandTopic: zwave1/62/64/0/mode/set
      stateTopic: zwave1/62/64/0/mode
  - id: Upstairs_Thermostat_Mode_n
    channelTypeUID: mqtt:number
    label: Upstairs Thermostat Mode
    description: null
    configuration:
      formatBeforePublish: "%.0f"
      commandTopic: zwave1/63/64/0/mode/set
      stateTopic: zwave1/63/64/0/mode
  - id: Main_Floor_Thermostat_Status_n
    channelTypeUID: mqtt:number
    label: Main Floor Thermostat Status
    description: null
    configuration:
      stateTopic: zwave1/62/66/0/state
  - id: Upstairs_Thermostat_Status_n
    channelTypeUID: mqtt:number
    label: Upstairs Thermostat Status
    description: null
    configuration:
      stateTopic: zwave1/63/66/0/state
  - id: Main_Floor_Heating_Setpoint_n
    channelTypeUID: mqtt:number
    label: Main Floor Heating Setpoint
    description: null
    configuration:
      commandTopic: zwave1/62/67/0/setpoint/1/set
      unit: °F
      min: 60
      formatBeforePublish: "%.0f"
      stateTopic: zwave1/62/67/0/setpoint/1
      max: 70
  - id: Upstairs_Thermostat_Setpoint_Heat_n
    channelTypeUID: mqtt:number
    label: Upstairs Heating Setpoint
    description: Upstairs Heating Setpoint
    configuration:
      commandTopic: zwave1/63/67/0/setpoint/1/set
      unit: °F
      min: 60
      formatBeforePublish: "%.0f"
      stateTopic: zwave1/63/67/0/setpoint/1
      max: 70
  - id: Upstairs_Cooling_Setpoint_n
    channelTypeUID: mqtt:number
    label: Upstairs Cooling SetPoint
    description: null
    configuration:
      commandTopic: zwave1/63/67/0/setpoint/2/set
      unit: °F
      min: 69
      formatBeforePublish: "%.0f"
      stateTopic: zwave1/63/67/0/setpoint/2
      max: 80
  - id: Main_Floor_Cooling_SetPoint_n
    channelTypeUID: mqtt:number
    label: Main Floor Cooling Setpoint
    description: null
    configuration:
      commandTopic: zwave1/62/67/0/setpoint/2/set
      unit: °F
      min: 70
      formatBeforePublish: "%.0f"
      stateTopic: zwave1/62/67/0/setpoint/2
      max: 80