Removing And Installing A Controller - Carrier 69NT40-561-399 Operation And Service Manual

11. When software loading has successfully completed, the display will show the message "EEPrM donE." (If a
problem occurs while loading the software, the display will blink the message "Pro FAIL" or "bad 12V." Turn
start-stop switch OFF and remove the card.) 12.Turn unit OFF using start-stop switch (ST).
12.Remove the PCMCIA card from the programming/software port and return the unit to normal operation by
placing the start-stop switch in the ON position.
13.Confirm correct model configuration using the keypad to choose code 20 (CD20). The model displayed
should match the unit serial number plate.
Procedure for Setting the Date and Time:
1. Press the UP or DOWN arrow key until display reads Set TIM.
2. Press the ENTER key on the keypad.
3. The first value to be modified is the date in YYYY MM-DD format. The values will be entered from right to
left. Press the UP or DOWN ARROW key to increase or decrease the values. The ENTER key will enter the
information for the current field and move to the next value; the CODE SELECT key will allow modification of
the previous value.
4. Press the ENTER key on the keypad.
5. The next value to be modified is the time in HH MM format. The values will be entered from right to left.
Press the UP or DOWN ARROW key to increase or decrease the values. The ENTER key will enter the
information for the current field and move to the next value; the CODE SELECT key will allow modification of
the previous value.
6. Press the ENTER key on the keypad. The date and time will not be committed until start up procedures are
completed on the next power up.
Procedure for Setting the Container ID:
The characters will be preset to the container ID already on the controller. If none exist, the
default will be AAAA0000000.
1. Press the UP or DOWN arrow key until display reads Set ID.
2. Press the ENTER key on the keypad.
3. Values will be entered from right to left. Press the UP or DOWN ARROW key to increase or decrease the
values. ENTER will enter the information for the current field and move to the next value; CODE SELECT
will allow modification of the previous value.
4. When the last value is entered, press the ENTER key to enter the information to the controller; the CODE
SELECT key will allow modification of the previous value.
7.24.5

Removing and Installing a Controller

Removal:
1. Disconnect all front wire harness connectors and move wiring out of way.
2. The lower controller mounting is slotted, loosen the top mounting screw (see
3. Disconnect the back connectors and remove module.
4. When removing the replacement module from its packaging, note how it is packaged. When returning the
old module for service, place it in the packaging in the same manner as the replacement. The packaging has
been designed to protect the module from both physical and electrostatic discharge damage during storage
and transit.
T-365 7–32
Figure 7.21) and lift up and out.