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Hersteller: Bryant Dateigröße: 63.68 kb Dateiname: Unterrichtssprache:

When disabled, AUTO icon does not appear when successive presses of MODE button are used to move between OFF, HEAT, and EHEAT (in heat pump systems). Factory default is ON (AUTO mode enabled). TO SELECT: 1. Enter configuration mode (if not already there). 2. Use up and down buttons to display Option 15. The SET icon should be off. 3. Press MODE button once. The SET icon will come on. The display now shows Option 15 setting. 4. Use up and down buttons to move between available Option 15 choices of ON or OF. Factory default is ON. 5. Press MODE button again to return to Option 15. The SET icon will now be off. 6. Use up and down buttons to select another Option, or press FAN button to exit configuration mode. L. Option 18 — Backlight Configuration This function is only available when the thermostat is operating from full power via R and C. It is not available when the thermostat operates from batteries. In OF (off) mode, this function is disabled. The thermostat backlight will normally be off. It turns on with any button press and stays on for 10 seconds in between button presses. In ON mode, this function is enabled. The thermostat backlight will normally be on and dim in appearance. The backlight becomes brighter with any button press and remains bright for 10 seconds. Factory default is OF. TO SELECT: 1. Enter configuration mode (if not already there). 2. Use up and down buttons to display Option 18. The SET icon should be off. 3. Press MODE button once. The SET icon will come on. The display now shows Option 18 setting. 4. Use up and down buttons to move between available Option 18 choices of ON or OF. Factory default is OF. 5. Press MODE button again to return to Option 18. The SET icon will now be off. —4— 6. Use up and down buttons to select another Option, or press FAN button to exit configuration mode. M. Option 19 — Equipment Present This selection informs the thermostat of the heat, cool, and fan capabilities of the installed equipment. Select number 2, 3, or 4. Default is 4. For equipment with both heat and cool capability and fan selection, choose 4. For equipment with only heat or cool, but with fan selection, choose 3. For equipment with only heat or cool and no fan selection, choose 2. TO SELECT: 1. Enter configuration mode (if not already there). 2. Use up and down buttons to display Option 19. The SET icon should be off. 3. Press MODE button once. The SET icon will come on. The display now shows Option 19 setting. 4. Use up and down buttons to move between available Option 19 choices of 2 through 4. Factory default is 4. 5. Press MODE button again to return to Option 19. The SET icon will now be off. 6. Use up and down buttons to select another Option, or press FAN button to exit configuration mode. N. Option 21 — Keypad Lockout In OF (off) mode, the keypad is not locked out and has full functionality. In ON mode, the keypad is locked out and the lock icon on the display is illuminated. To unlock the keypad, the user must press and hold the up and down buttons simultaneously for approximately 5 seconds. The lock icon is turned off and the keypad will remain unlocked as long as the user presses a button at least every 30 seconds or for the entire duration of the installer test mode. If keypad remains idle for 30 seconds and the installer test mode is not in operation, the keypad will return to the locked state and the lock icon will illuminate on the screen. TO SELECT: 1. Enter configuration mode (if not already there). 2. Use up and down buttons to display Option 21. The SET icon should be off. 3. Press MODE button once. The SET icon will come on. The display now shows Option 21 setting. 4. Use up and down buttons to move between available Option 21 choices of ON or OF. Factory default is OF. 5. Press MODE button again to return to Option 21. The SET icon will now be off. 6. Use up and down buttons to select another Option, or press FAN button to exit configuration mode. O. Installer Test Mode Installer test will be initiated by pressing the fan button for 20 seconds (15 seconds will enter installer setup. InS will appear on the screen and the SERVICE icon will be illuminated. In installer test mode, pressing the MODE button will change the system operating mode. Note that AUTO mode is not available in installer test. Heating and cooling modes must be tested independently. a. If the mode is set to HEAT, the first stage of heating will be energized for three minutes (180 seconds), and then the first and second stages (if a second stage exists) will turn on for an additional three minutes. Installer test will always attempt to run a second stage output whether it is attached or not, providing a minimum of 6 minutes of first stage operation. At the end of the 6 minute period, the MODE will return to OFF. b. Pressing the FAN button while the heating or cooling equipment is not running will turn on the FAN relay and display the FAN icon. c. If the mode is set to COOL, the first stage of cooling t...

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