Honeywell Q539- Manuals

Do not mount the subbase where it may be affected by: — drafts or dead spots behind doors or in corners. — hot or cold air from ducts. — radiant heat from the sun, fireplaces, or appliances. — concealed pipes and chimneys. — unheated (uncooled) areas such as an outside wall. CAUTION • Disconnect pow...

Settings SUBBASE SETTING The subbase switching positions control the system operation as described below. SYSTEM SWITCH (some subbases do not have all of the following functions): COOL—cooling system is automatically controlled by the thermostat. Heating system is off. OFF—both the heating and cooli...

COOLING CAUTION If outside air or heat exchange medium (water) is below 10 A C (50 A F), do not operate cooling. Move the system switch on the Q539 to COOL and the fan switch to AUTO. Move the cooling setpoint dial to about 6 A C (10 A F) below room temperature. Cooling equipment should start and th...

Do not mount the subbase where it may be affected by: — drafts or dead spots behind doors or in corners. — hot or cold air from ducts. — radiant heat from the sun, fireplaces, or appliances. — concealed pipes and chimneys. — unheated (uncooled) areas such as an outside wall. CAUTION • Disconnect pow...

Settings SUBBASE SETTING The subbase switching positions control the system operation as described below. SYSTEM SWITCH (some subbases do not have all of the following functions): COOL—cooling system is automatically controlled by the thermostat. Heating system is off. OFF—both the heating and cooli...

COOLING CAUTION If outside air or heat exchange medium (water) is below 10 A C (50 A F), do not operate cooling. Move the system switch on the Q539 to COOL and the fan switch to AUTO. Move the cooling setpoint dial to about 6 A C (10 A F) below room temperature. Cooling equipment should start and th...