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Manual 2100-449A
Page 12 of 13
FIGURE 8
ECONOMIZER OPERATION
FOR SINGLE COMPRESSOR UNIT
WALL THERMOSTATS
FOR HEAT PUMPS WITH ECONOMIZER
Thermostat Part 8403-060 Programmable or Non-
Programmable Multi-Stage Heat/Cool & Heat Pump
Thermostat. Automatic or Manual Changeover (Digital
Electronic). 3 Stage Cool / 3 Stage Heat
FOR AIR CONDITIONING WITH ECONOMIZER
Thermostat Part 8403-060 or 8403-058.
8403-058 Configurable Multi-Stage Heat/Cool or Heat
Pump Thermostat. Automatic or Manual Changeover
(Digital Non-Programmable Electronic).
2 Stage Cool/2 Stage Heat