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SETUP & TESTING
SYSTEM SETUP INSTRUCTIONS (CONTINUED)
The Model 8476 thermostat has the option of being used in heat pump or heat/cool systems. Switch SW1 located
on the back of the thermostat’s face is used to select this. System setting number 00 will only be shown on these
models to display the position of SW1.
SW1
HEAT PUMP
HEAT/COOL
SETUP & TESTING
System setting Setting range, default in bold
00 Equipment type (Set by SW1)
0 : heat/cool
1 : heat pump
01 Temperature scale
0 : Fahrenheit
1 : Celsius
02 Fan control in heating
0 : Gas or oil furnace (Equipment controls fan)
1 : Electric (Thermostat controls fan)
03 Offset temperature for internal sensor
0° : No offset applied
–4°F to +4°F (–2°C to +2°C)
04 Auto mode
0 : Auto mode is disabled
1 : Auto mode is enabled
05 Outdoor temperature sensor
0 : No outdoor temperature sensor attached
1 : Outdoor temperature sensor attached
06 Compressor minimum off time
5 minutes
1 to 5 minutes in 1 minute steps
07 Heating minimum off time
2 minutes
1 to 5 minutes
08 Equipment minimum on time
2 minutes
1 to 5 minutes
SYSTEM SETUP INSTRUCTIONS (CONTINUED)