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OWNER'S
MANUAL
Part Number P374-2300LA
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
CONFIGURATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13
Thermostat Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Heat or Cool Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Thermostat Front Panel Buttons . . . . . . . . . . . . . . . . . . . . . . . 4
Thermostat Programming Buttons . . . . . . . . . . . . . . . . . . . . . . 4
Set Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Programming Thermostat Schedules . . . . . . . . . . . . . . . . . . . . 8
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-16
Auto-Changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Light Activated Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Two-Stage Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Clock Backup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Fan Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Emergency Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Electric Heat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Holiday Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Dry Contact Switch/External Device . . . . . . . . . . . . . . . . . . . . . 16
Remote Temperature Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Manufacturer reserves the right to
discontinue, or change at any time,
specifications or designs without notice
and without incurring obligations.
CPV230LA
Commercial Thermostat
CONTENTS
REPLACEMENT COMPONENTS DIVISION
CARRIER CORPORATION 1/98
LITERATURE NUMBER P374-4SO
PRINTED IN CHINA
Page

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Summary of Contents for TOTALINE Signature CPV230LA

  • Page 1: Table Of Contents

    CPV230LA OWNER’S MANUAL Commercial Thermostat Part Number P374-2300LA CONTENTS Page GENERAL ......... . 2 CONFIGURATION .
  • Page 2: General

    IMPORTANT: Read entire instructions before programming the thermostat. GENERAL The 7-day, commercial, programmable thermostats are wall-mounted, low-voltage thermostats which maintain room temperature by controlling the operation of an HVAC (heating, cooling and ventilation) system. Separate heating and cooling set points and auto-changeover capability allow occu- pied and unoccupied programming schedules for energy savings.
  • Page 3: Configuration

    CONFIGURATION Thermostat Display — The thermostat display is located in the center of the thermostat. See Fig. 1. The following information can be displayed on the screen: • mode (OFF, HEAT, COOL, AUTO, or PROGRAM ON) • fan setting (FAN ON or blank) •...
  • Page 4: Heat Or Cool Indicator

    Heat or Cool Indicator — A Heat or Cool indicator is located on the bot- tom left cover of the thermostat. See Fig. 2. The light will be red if the ther- mostat is in Heating mode. The light will be green if the thermostat is in Cooling mode.
  • Page 5: Thermostat Front Panel Buttons

    Fig. 2 — Thermostat Front Panel Buttons Fig. 3 — Thermostat Programming Buttons...
  • Page 6 The UP ARROW and DOWN ARROW buttons are used to scroll through programming set points. The buttons are also used to answer yes or no. KEYPAD LOCK — The thermostat has a keypad lockout feature which will not acknowledge front panel buttons until the lockout sequence is entered. To disable or lock the keypad, press and hold the Mode button.
  • Page 7: Set Clock

    Auto-Changeover — When the thermostat mode is set to AUTO, the ther- mostat will provide automatic changeover from heating to cooling mode and cooling to heating mode when required. The thermostat will automatically switch to maintain the desired temperature setting. The thermostat does not need to be manually changed from heating to cooling or cooling to heating operation.
  • Page 8: Programming Thermostat Schedules

    Programming Thermostat Schedules — Before programming the thermostat, plan the thermostat daily schedule. The schedule is divided into 7 days (Monday through Sunday). Each day can have 2 (Occupied 1, Unoccupied), 3 (Occupied 1, Occupied 2, Unoccupied), or 4 (Occupied 1, Occupied 2, Occupied 3, Unoccupied) time periods.
  • Page 9 3. The heating set point for Occupied 1 will be displayed. Use the UP ARROW and DOWN ARROW buttons to raise or lower the heating set point until the desired temperature is shown. The range of acceptable values is 35 to 99 F (1 to 37 C). Press the Mode button to continue. See Fig.
  • Page 10 Fig. 5 — Setting Occupied 1 Set Points Fig. 6 — Start Time Display...
  • Page 11 10. Repeat Steps 2 through 9 to program the remaining schedule for occu- pied periods 2 and 3 (if selected in Step 1). 11. The Copy command can be used to copy the previous day’s schedule if the schedules are the same. The copy command becomes available after all the occupied periods are programmed in a day.
  • Page 12 NOTE: The thermostat will continue to follow the schedule until a new one is entered. • If only one occupied schedule is selected, the Occupied 2 and 3 schedules are skipped. • If the start time is set later in the day than the stop time, the program will run from midnight of that day to the stop time and then from the start time to midnight.
  • Page 13 Table 1 — Daily Schedule Planner SCHEDULE OF THE Occupied 1 Occupied 2 Occupied 3 Unoccupied WEEK Start / Stop / Heat / Cool Start / Stop / Heat / Cool Start / Stop / Heat / Cool Heat / Cool Monday Tuesday Wednesday...
  • Page 14: Operation

    OPERATION The Mode button selects the operating mode of the thermostat. If OFF is selected, the thermostat will not enter Heating or Cooling mode. If HEAT is selected, the thermostat will only enter Heating mode (if the room tem- perature is below the heating set point). If COOL is selected, the thermo- stat will only enter Cooling mode (if the room temperature is above the cool- ing set point).
  • Page 15 Emergency Heat — Emergency heat is available for heat pump appli- cations. To turn on emergency heat, press and hold the Fan button. While holding the Fan button, press the UP button for 2 seconds. An ‘‘EH’’ will be displayed. During emergency heat, the fan will operate and the second stage of heat will be energized (locking out the first stage compressor).
  • Page 16 Dry Contact Switch/External Device — A dry contact switch is pro- vided to allow an external device to force the thermostat into Occupied 1. When the thermostat is forced into Occupied 1 via the dry contact closure, the Occupied 1 icon will blink each second. SOFT START —...
  • Page 20 Your Assurance of Quality ALL Totaline products are backed with a one-year warranty by Carrier Corporation, the world’s largest manufacturer of air conditioning, heating, and refrigeration products. Manufacturer reserves the right to REPLACEMENT COMPONENTS DIVISION discontinue, or change at any time, CARRIER CORPORATION 1/98 specifications or designs without notice...

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