Navigating Controller Operating Menu

MP4000 Control Panel Display

1 Classic Main Menu    
2 Menu Scrolling Keys    
3 PTI - Pre-trip Inspection    
4 ON/OFF Key    
5 Defrost Key    

Menu Scrolling Keys

Moving through these seven menus, their submenus, and entering commands requires the use of four keys:

EXIT - Press the F1 key each time you want to exit a submenu shown in the message display.
UP/ DOWN - Press the F2 or F3 key each time you want to scroll up or down in a menu or submenu shown in the Message Display; or scroll forward or backward in a menu line.
 
ENTER - Press the F4 key to enter a new menu or submenu.

The MP-4000 contains an extensive operating menu. The menu is navigated via the controller keypad. There are 2 types of menu’s that can be displayed.

  1. The Classic Main menu is divided into seven major areas that can be navigated via keypad.

    Classic Menu

  2. The icon Main menu is divided into 5 icons (Alarms and warnings appear under “Info” icon)

Lock Padlock

If PADLOCK is active, contact technicaian, the technician must enter correct key (number) to unlock display. PADLOCK OPTION must be selected ON under the CONFIGURATION/ UNIT SETTING for it to be active or visible.

Lock Padlock

Initiating a Manual Defrost

Turn the UNIT ON. Allow Unit to start and stabilise.

Complete the following steps:

Defrost Menu

  1. Press the DEFROST Special Function key.

    • If the unit operating conditions allow a manual defrost (e.g. evaporator coil temperature is less than 18 C [56 F]), the unit enters Defrost.

    • Select Start Defrost.

  2. The defrost cycle automatically terminates and returns the unit to normal operation.

PTI

Turn the UNIT ON. Allow Unit to start and stabilise.

Complete the following steps:

Viewing Alarms/ Warnings

To view the alarms that are present, turn the UNIT ON. Allow Unit to start and stabilise.

  1. Press the F1/ALARM KEY. The Alarm List appears.

  2. Press the F2/F3 keys to scroll between Alarms that are present.

  3. Press the F4 key to acknowledge the Alarm. Press F1 again to exit.

Display Alternate Fahrenheit (F) or Celsius (C) Temperatures

To view the alarms that are present, turn the UNIT ON. Allow Unit to start and stabilise.

Complete the following step:

The controller can display temperatures in Celsius or Fahrenheit. Press the F2 function key display will change to C or F To change the display to C or F permanently, press and hold the F2 C/F key, then confirm “ARE YOU SURE YES or NO. Some customers do notallow the display to be change permanently.

Changing Setpoint

To change the controller setpoint, turn the UNIT ON. Allow Unit to start and stabilise.

Complete the following steps:

  1. Press the F3 key at the main screen. The Setpoint Change menu appears.

  2. Press the F2/F3 keys to scroll the Setpoint Up or down - depending on your required Temperature.

  3. Press and hold the F4 key until you are returned to the main Screen. The new setpoint is recorded in the controller and appears in the display.

Controller Back-up Battery

Every Controller has a Back-up Battery. This will allow the controller to be energized if the unit is not connected to shore power. The technician can change settings in the controller - Setpoint, etc.

Press the ON/OFF key, the controller will energize and stay energized for 25 sec, by pressing any of the Menu keys the 25 sec timer will reset to 20 sec.