Entering Setpoint Temperature

The Setpoint Temperature can be quickly and easily changed.

Parent topic: Operating Instructions

Single Temperature Units

  1. Press and release the Select key twice (three times for reverse cycle units), and the current Setpoint Temperature and the letters SP will appear on screen.

  2. Press the Up or Down arrow keys to select the desired Setpoint Temperature. Each time either of these buttons is pressed and released, the Setpoint Temperature will change one degree.

  3. Press and release the Enter key to set the setpoint or press and release the Select key to set the setpoint and return to the Standard Display.

    Important If the Select key or the Enter key is not pressed within 20 seconds to select the new Setpoint Temperature, the unit will continue to run at the original Setpoint Temperature.

Multi-Temperature Units

Note Since software MSK 544.03, Thermo King has introduced a Zone Priority function which allows Spectrum units to provide cooling or heating priority for a specific zone to satisfy setpoint as soon as possible. Contact your local dealer for detailed information.

  1. Main Load Compartment: Press and release the SELECT key twice, and the current Setpoint Temperature in the main compartment and the letters SP will appear on screen.

  2. Press the UP or DOWN arrow keys to select the desired Setpoint Temperature. Each time either of these buttons is pressed and released, the Setpoint Temperature will change one degree.

  3. Press and release the ENTER key to set the setpoint or press and release the SELECT key to set the setpoint and to change to the Remote Compartment Setpoint Temperature Setting Screen.

    Important If the Select key or the Enter key is not pressed within 20 seconds to select the new Setpoint Temperature, the unit will continue to run at the original Setpoint Temperature.

  4. Remote Load Compartment: The present Setpoint Temperature in the remote compartment and the letters SP2 will appear on screen.

  5. Press the UP or DOWN arrow keys to select the desired Setpoint Temperature. Each time either of these buttons is pressed and released, the Setpoint Temperature will change one degree.

  6. Press and release the Enter key to set the set point value or press and release the SELECTION key to set the set point and move to the CSE (Compartment Selection) screen.

    Important If the Select key or the Enter key is not pressed within 20 seconds to select the new Setpoint Temperature, the unit will continue to run at the original Setpoint Temperature.

Compartment Selection

  1. Press the key UP or DOWN to change option between the four different options available:

    • 1-2: This is the standard multi-temperature setting where both compartments (zones) are active.

      • The screen shows the temperature in both compartments (zones).

    • C1: Compartment 1 is active while Compartment 2 is disabled.

      • Only the temperature for compartment 1 appears on the screen, while no reading is shown for compartment 2.

    • C2: Compartment 2 is active while Compartment 1 is disabled.

      • Only the temperature for compartment 2 appears on the screen, while no reading is shown for compartment 1.

    • 1-1: Compartments 1 and 2 are combined to operate as a single-temperature unit; only the temperature for Compartment 1 is displayed.

      • The screen shown as that of a single-temperature unit but with the triangle symbol activated to indicate that it is a bi-temperature unit operating as a single-temperature unit.

  2. Press and release the ENTER key to select an option or press and release the SELECTION key to select an option and return to the standard screen.

    Important If the Select key or the Enter key is not pressed within 20 seconds to select the new Setpoint Temperature, the unit will continue to run at the original Setpoint Temperature.