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SETUP & TESTINg
SYSTEM SETUP INSTRUCTIONS
(CONTINUED)
The Model 8476W thermostat has the option of being used in heat pump or heat/cool systems. Switch SW1 located
on the back of the thermostat is used to select this . System setting number 01 will only be shown on these models
to display the position of SW1 .
HC
HP
SW1
HEAT/COOL
HEAT PUMP
SETUP & TESTINg
System setting
Description
Factory default setting (bold)
and setting range
01. Equipment Type
Equipment type set by SW1.
0: Heat/Cool
1: Heat Pump
02 . Temperature Scale
Set the thermostat to Fahrenheit or Celsius
mode .
0: Fahrenheit
1: Celsius
03. Reversing Valve
Selects O or B operation.
0: O – On in cooling
1: B – On in heating
04. Control Setup
Used to lockout heating or cooling outputs.
Note:
Only available if Equipment Type is set to
Heat/Cool.
0: Heat and Cool
1: Heat Only
2: Cool Only
05. Heat/Cool: Cooling Stages
Heat Pump: Compressor
Stages
Heat/Cool: Number of Cooling Stages.
Heat Pump: Number of Compressor Stages.
0: One
1: Two
06. Heat/Cool: Heating Stages
Heat Pump: Aux Heat
Stages
Heat/Cool: Number of Heat Stages.
Heat Pump: Number of Auxiliary Heat Stages.
0: One
1: Two
07. Heat/Cool: Fan Control
in Heating
Heat Pump: Auxiliary
Equipment Type
Heat/Cool: Determines if the thermostat or
equipment controls the fan in heating.
Heat Pump: Auxiliary Equipment type.
0: gas/Oil Heat
(equipment controls
fan)
1: Electric Heat (thermostat controls fan)
SYSTEM SETUP INSTRUCTIONS
(CONTINUED)
90-2034
