Danfoss MCD3000 Series

MCD3000 Series
MG.15.B2.02 – VLT is a registered Danfoss trademark 37
Component Replacement Procedures
Power Transformer: MCD3185 ~ MCD3800
Step 1. Undo fixing screws (4) and remove front
cover.
Step 2. Undo the screws (2) securing the power
transformer and earth wire.
Step 3. Unplug the white wires (2) running from the PT
to the fan supply rectifier.
Step 4. Cut the wiring (orange, purple, orange)
running from the PT. Ensure sufficient wire length is
left in the MCD3000 to enable connection of the
replacement PT. Crimp terminals are supplied with the
new PT for this connection.
Step 5. Fit the new PT in reverse order.