Troubleshooting - Danfoss Link HP-kit Installation Instructions Manual

Installation manual

Troubleshooting

If an error occurs in communication with the GateWay card, the heat pump and DCM03, this may be
indicated in a number of different ways.
If the heating system is in operation when the error occurs, a yellow warning icon will be shown in the
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Danfoss Link CC display.
Refer to the instructions in chapter 7.1 in the installation manual for Danfoss Link
about the error and suggestions for suitable remedial measures.
If the wireless communication between Danfoss Link
ing:
1. Cable connections
2. Check that the units are connected to the mains and that they are switched on (LEDs illuminating
correctly).
3. Check that DCM is set to Danfoss Link
button quickly three times, you will switch between showing status for Danfoss Online and Dan-
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integration. The LEDs on DCM03 (both red and green) flash rapidly 3 times when status
foss Link
changes from Danfoss Online to Danfoss Link
integration to Danfoss Online, the lights flash twice and more slowly.
4. Check LED on the GateWay card:
• Start-up: Flashing, on 90% off 10%.
• Approval DCM-HP: on 50% off 50% (rapid).
• Approval failed: on 75% off 25% (flashes twice (slowly) with a long pause in between).
• Send settings to DCM: on 50% off 50% (slow).
• Everything OK: 100% (constant light).
5. Check whether DCM03 has been registered correctly in the Danfoss Link CC
with the Danfoss Link
6. Has a network test been performed to check whether all units in the heating system are working? See
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the Danfoss Link
7. There may be too much distance between DCM03 and Danfoss Link
tion may be obstructed because of physical objects or other obstructions. Try a new location for the
DCM03 until a good signal strength is obtained. If this is not possible due to physical components
of the building, use a repeater (CF-RU). Install this repeater between the Danfoss Link
DCM03 unit.
8. In rare cases, it may be necessary to delete the heat pump as a service unit and then re-install it.
Follow the instructions in Chapter 5.3 in the Danfoss Link
remove a service unit.
NOTE! If you restore the factory settings, you must also re-install all the units.
9. The faulty component in the HP kit may need to be replaced. First, delete the service unit as
described in the Danfoss Link
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Danfoss Link™ HP kit
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integration and not to Danfoss Online. By pressing the DCM
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CC Installation Manual, Chapter 4, "Adding service units".
CC Installation Manual, Chapter 4.9 "Performing a network test".
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CC Installation Manual. Next, add a replacement unit.
VIIFR102
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CC and DCM03 does not work, check the follow-
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integration. When switching from Danfoss Link
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CC Installation Manual about how to
© Danfoss 03/2014
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CC for more information
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panel in accordance
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CC, or wireless communica-
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CC and the
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