-2—Display adjusts to 2°F lower than actual room temperature. -3—Display adjusts to 3°F lower than actual room temperature. Furnace air filter timer. 43 2 30 days (System run time) 0, 1, 3, 4 0 – off 1 – 10 days 3 – 60 days 4 – 120 days (Time is counted when heat, cool or fan is running.) 7 69-1409—1 T8600D CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS T8600D CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS Humidifier pad monitor. 44 0 Off Ultraviolet air treatment (UV) lamp monitor. 45 0 Off Select Installer SetupNumber (Press Time . key tochange) Factory Setting Display Description 1, 2, 3 1 – 90 days 2 – 180 days 3 – 365 days (Time is counted by calendar days in heat mode.) 1 1 – 365 days (Time is counted by calendar days in any mode.) Other Choices (Press .. or .. key to change) Display Description Actual Setting IMPORTANT Review the settings to confirm that they match the system. Press Run Program to exit the Installer Setup. The thermostat has saved the Installer Setup changes and initiated a reset in order to operate using the new settings. Be sure to set the current day and time immediately. Setting Current Day and Time 1. Press Set Current Day/Time. NOTE: On initial powerup or after an extended power loss, 1:00 pm flashes on the display until a key is pressed . M14619 Set Program System Fan Set Current Day/TimeSet Current Day/Time Wake Leave Return Sleep Day Heat/Cool Settings Daylight Time Set Day/Time Mon PM 2. Press Day until the current day is displayed. NOTE: Sun=Sunday, Mon=Monday, Tue=Tuesday, Wed=Wednesday, Thu=Thursday, Fri=Friday, Sat=Saturday. M14620 Set Program System Fan Set Current Day/Time Wake Leave Return Sleep Day Day Heat/Cool Settings Daylight Time Set Day/Time PMTue 3. Press Time . or Time . until the current time is displayed. NOTE: Tapping the Set Current Day/Time changes the time in one-hour increments. Time M14621 Set Program System Fan Set Current Day/Time Wake Leave Return Sleep Day Heat/Cool Settings Daylight Time Set Day/Time AMTue NOTE: If the current time is Daylight Savings Time, press Daylight Time until DST is displayed. Set Program System Fan Set Current Day/Time Wake Leave Return Sleep Day Heat/Cool Settings Daylight Time Daylight Time M14622 Set Day/Time AMDST Tue 4. Press Run Program. . M14623 Set Program System Fan Run Program Set Current Day/Time Wake Leave Return Sleep Day Heat/Cool Settings Daylight Time Wake Room System Fan Heat Auto AMDST Tue Viewing or Resetting Timer Settings When the thermostat activates a timer, the thermostat flashes Filter until the timer resets. 1. Reset the timer by pressing the i key until the expired timer is displayed. Filter Days M20243 2. Press the time .. key to reset the timer. . Filter Days M20244 3.Press the Run Program key. 69-1409—1 8 T8600D CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS T8600D CHRONOTHERM® IV DELUXE PROGRAMMABLE THERMOSTATS : You can view the number of days remaining at any time by pressing the i key three or four times. If more than one timer is active, all active timers show sequentially when pressing the i key several times. INSTALLER SYSTEM TEST Use the Installer System Test to check the thermostat operation. Refer to Table 4 for a list of the available system tests. CAUTION Equipment Damage Hazard. Minimum compressor off-time is bypassed during Installer System Test. Avoid cycling compressor quickly. To start the system test: Press and hold the increase .. and decrease .. keys at the same time until 10 appears. All segments of the display are displayed before the 10 appears. See Fig. 12 and 13. Table 4. Tests Available In Installer System Test. Test Number System Test Description 10-19 Heating equipment can be turned on and off. 30-39 Cooling equipment can be turned on and off. 40-49 Fan equipment can be turned on and off. 60 0 to 60 19 Keyboard keys test. 70-79 Thermostat information, including date code and software versions, is displayed. Fig. 12. LCD segments display. M14559 Aux Ht Set Day/TimeSet Program Mon Wake Leave Return Sleep OutdoorRoom Filter Wait System Fan Em Heat On Auto Off Cool Auto AMPMHold for Heat Cool Repl Batt Recovery DST Tue Wed Thu Fri Sat Sun Days Temporary Setting Em Ht M14612 Fig. 13. Test number display. Refer to Table 5 for the directions and results of the specific tests. NOTE: Press Time . to advance to the next test and Time . to go back to the previous test. Press Run Program to exit the system test Table 5. Installer System Test Options. Keys toPress Test Number Description Heating Equipment System Test Time . 10 Enter heating equipment system test. V 11 Heat comes on. When Installer Setup number 2 is 1; the system fan is also energized. W 10 Heat and system fan turn off. Cooling Equipment System Test Time . 30 Change from heating to cooling equipment system test. V 31 Cool and system fan come on. W 30 Cool and system fan turn off. Fan Equipment System Test Time . 40 Change from cooling to fan equipment system test. 9 69-1409—1 T8600D CHRONOTHERM® IV DELUXE PR...