Danfoss ADAP-KOOL AK-CC 750 Manuale utente
Controller replacement
AK-CC 750 on AK-SM 800
Service Guide
ADAP-KOOL® Refrigeration Control System
Service Guide |Controller replacement AK-CC 750 on AK-SM 800
© Danfoss | ADAP-KOOL® | 2018.08
2 | AX278947943210en-000101
AK-CC 750 Controller Replacement
(pn# 080Z0139)
The following steps describe the procedure for replacing an AK-CC
750 case controller on an AK-SM 800 series controller.
At AK-CC 750:
1. Disconnect the 24 volt power plug, communication cable, and
all other terminal blocks from the AK-CC 750 controller being
replaced. Note original locations of each cable and terminal
block, so they can be reconnected correctly after replacement is
done.
2. Remove the controller.
3. Install replacement AK-CC 750. Set rotary dials to match address
of original controller. Reconnect the communication cable, the
terminal blocks, and finally the 24 volt power plug.
4. Connect to AK-CC 750 with PC and Service Tool software.
(default login is‘SUPV’ and 123).
5. In Service Tool software, press Service button (yellow wrench)
and go to‘Select Application’.
6. Select appropriate quick setup. This will close down Service
Tool.
7. Reconnect to AK-CC 750 via Service Tool, and return to ‘Select
application’.
8. Set # of evaporators to appropriate value.
At AK-SM 800:
1. Login to controller
2. Press menu button on keypad and select option 2 for‘Network
Nodes’.
Service Guide |Controller replacement AK-CC 750 on AK-SM 800
AX278947943210en-000101 | 3
© Danfoss | ADAP-KOOL® | 2018.08
3. Highlight ‘Press for complete rescan’ and press Ok so that AK-CC
750 can be brought online.
4. Once scan is complete, verify new AK-CC 750 has come online.
To do so, from current screen go to Config Status tab, locate
case controller address in list and verify status column shows
‘online’.
6. To download setpoints to controller, press gear button on
keypad to enter configuration menu.
Service Guide |Controller replacement AK-CC 750 on AK-SM 800
© Danfoss | ADAP-KOOL® | 2018.08
4 | AX278947943210en-000101
7. Now navigate to Control->Refrigeration->Circuits->Setup. In
the drop-down on the left, locate the case controller being
replaced. If prompted at any point to‘retrieve configuration’, be
sure to select no.
8. Choose ‘Select Application’ from the drop-down on the right,
and ensure Main Switch is set to‘OFF’ and Configuration Lock
set to‘Unlocked’. If not, scroll to setting so that it is highlighted,
and press OK key on keypad to toggle to correct option.
9. Now navigate to Download tab, highlight and press OK key
on ‘press to deselect all’. Next, highlight the case controller to
download to, and press OK. This should place a check mark in
the box next to the controller address.
Service Guide |Controller replacement AK-CC 750 on AK-SM 800
AX278947943210en-000101 | 5
© Danfoss | ADAP-KOOL® | 2018.08
10. Scroll to top of screen and highlight/press OK on ‘Press to
download to selection’. You will see a prompt not to leave the
screen as the download occurs. Once complete/successful,
a timestamp will be placed under the Time column (2nd
screenshot below).
11. Return to Setup tab. Ensure drop-down on right is still set to
‘Select Application. Change Configuration Lock to‘Locked’ and
Main Switch to‘On’ for case operation to begin.
© Danfoss | ADAP-KOOL® | 2018.08
6 | AX278947943210en-000101
Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products
already on order provided that such alternations can be made without subsequential changes being necessary in specifications already agreed.
All trademarks in this material are property of the respecitve companies. Danfoss and Danfoss logotype are trademarks of Danfoss A/S. All rights reserved.
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