Daikin DCM601A51 - User Manual

Other manuals for Daikin DCM601A51

Commissioning Manual125 pages

Technical Data405 pages

Installation Manual44 pages

Questions and Answers

J
Julia SmithAug 20, 2025
How to fix Daikin Control Panel iTM when it cannot be remotely operated from PC?
- T
  Theodore LarsonAug 20, 2025
  If you cannot remotely operate the iTM from your PC, ensure the iTM and PC are connected via a hub using LAN cables (straight cables, not cross cables). Verify that the hub and iTM are powered on. Check the network settings on your PC to ensure they match the settings described in the manual. If a straight LAN cable is used to connect the iTM and PC, use a cross cable instead. If these steps don't resolve the issue, reinstall the software following the procedure in the manual.
D
Darlene JohnsonAug 21, 2025
How to connect Daikin DCM601A51 iTM to PPD engineering tool?
- J
  Jennifer HillAug 22, 2025
  To connect the iTM to the PPD engineering tool, make sure the iTM and PC are connected via a hub using straight LAN cables. Ensure the hub and iTM are turned on. Verify that the network settings on the PC are correct according to the manual. If a straight LAN cable is connecting the iTM and PC, use a cross cable. Also, disable or delete any Firewall on the PC, keeping in mind the potential security vulnerabilities.
P
Patricia WilsonAug 23, 2025
What to do if some Daikin DCM601A51 Control Panel management points are experiencing communication error?
- V
  Vanessa FitzgeraldAug 25, 2025
  If some management points are experiencing communication errors, ensure that the correct group address is set up for the management points. Verify that the total number of connected indoor units does not exceed 64 groups or 128 units. Also, confirm that the total wire length does not exceed 2000m (or 1500m for shielded cords) and that the connection is made to the correct DIII-NET port.
J
Jeremiah MatthewsAug 26, 2025
Why are all Daikin DCM601A51 management points on the same DIII-NET experiencing communication error?
- L
  Lauren VasquezAug 26, 2025
  If all management points on the same DIII-NET are experiencing communication errors, check that the DIII-NET cable is correctly connected to the iTM DIII-NET port. Also, ensure that the DIII-NET cable between the iTM and outdoor unit is correctly connected.
W
William BuckleyAug 27, 2025
What causes Daikin Control Panel management point communication error intermittently?
- M
  Mr. Michael WilliamsonAug 27, 2025
  If a management point experiences communication errors intermittently, replace any wire with three or more cores used in the DIII-NET with a wire of the designated specification. Ensure the DIII-NET wiring does not branch after branching. Verify that the total number of connected indoor units does not exceed 64 groups or 128 units, and that the total wire length does not exceed 2000m (1500m for shielded cords). Securely connect DIII-NET pin terminals, limit the number of wires connected to one terminal to two, and separate the DIII-NET from any nearby noise sources.
S
Stephen BenjaminAug 30, 2025
Why do Daikin DCM601A51 indoor units switch modes spontaneously?
- T
  Taylor KleinAug 30, 2025
  If indoor units working in automatic mode spontaneously switch to heat or cool mode, check the Temperature Limit settings. Also, verify the Auto Changeover settings. Examine the schedule program and interlocking program for any settings that might be causing the mode switch.
R
Robert JonesAug 31, 2025
What to do if Daikin DCM601A51 pulse value doesn't increase for the displayed management point?
- N
  Natalie AdamsSep 1, 2025
  If the pulse value does not increase for the displayed management point, ensure that the pulse signal wire is connected to the correct Pi port. Also, check whether the kWh meter is correctly connected and increasing.
L
Lauren DixonSep 3, 2025
Why doesn't Daikin Control Panel total pulse value at iTM match the detected PPD value?
- B
  bbakerSep 3, 2025
  If the total pulse value at the iTM does not match the detected PPD value, explain to users that the pulse value has been partially lost while iTM was being reset. Check the PPD specification. If there is any problem, after consulting with the users, modify settings to distribute the consumed power while the air conditions are stopped.
N
Nicholas Randall MDSep 5, 2025
Why is the Daikin Control Panel calculated power measurement at the iTM 10 times the detected kWh?
- A
  amyriveraSep 5, 2025
  If the calculated power measurement at the iTM is 10 times the detected kWh, reset the pulse rate to 1 kWh/pulse, as 10 kWh/pulse might be incorrectly set for the management point.
K
Karla BrownSep 7, 2025
Why is the Daikin DCM601A51 calculated power measurement at the iTM 1/10 of the detected kWh?
- S
  Sean BlakeSep 7, 2025
  If the calculated power measurement at the iTM is 1/10 of the detected kWh, reset the pulse rate to 10 kWh/pulse, as 1 kWh/pulse might be incorrectly set for the management point.