Honeywell RTH9580 Wi-Fi User Manual page 68

Changing system setup
System Setup Options (concluded)
Screen Title
Your heating system
type
Number of cooling
stages
Number of heating
stages
Your fan control
Type of changeover
valve
Number of heat
pump compressor
stages
Your backup heat
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Settings and Options
If you selected Hot Water or Steam on "Your system type," select the
specific heating system here.
Select 1 Stage (default) or 2 Stages. If you are unsure, note which wires
you have connected: 'Y' wire only (1 stage) or 'Y' and 'Y2'(refer to your
check list in Step 6 on page 12.)
Select 1 Stage (default) or 2 Stages. If you are unsure, note which wires
you have connected: 'W' wire only (1 stage) or 'W' and 'W2' (refer to your
check list in Step 6 on page 12.)
Select whether your thermostat (default) or heating system controls the fan.
If you selected Heat Pump on "Your system type," select whether it uses a
cooling changeover valve (default) or heating changeover valve. f you are
unsure, note which wires you have connected: refer to your check list in
Step 6 on page 14.
Select 1 Stage (default) or 2 Stages. If you are unsure, note which wires
you have connected: 'Y' wire only (1 stage) or 'Y' and 'Y2'(refer to your
check list in Step 6 on page 14).
No or Yes (default) you can determine whether you have backup heat by
refering to your check list in Step 6 on page 14.
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