Danfoss MCD3000 Series, Manual, Page: 19 / 54

MCD3000 Series
MG.15.B2.02 – VLT is a registered Danfoss trademark 19
Component Replacement Procedures
Snubber/Overvoltage Protection Module:
MCD3007 ~ MCD3055
(T7 models only)
Step 1. Disassemble the MCD3000 as described for
Identity Module replacement, Steps 1 to 3 (Page 18).
Step 2. Carefully dislodge the firing looms (16) from
the push terminals on the Snubber/Overvoltage
Protection Module. Refer to the diagram below for
connection detail.
Step 3. Undo the fixing nuts (4) and remove the
Snubber/Overvoltage Protection Module.
Step 4. Fit the new Snubber/Overvoltage Protection
Module in reverse order.
Snubber/Overvoltage Protection Module:
MCD3075 ~ MCD3132
Step 1. Disassemble the MCD3000 as described for
Identity Module replacement, Steps 1 to 3 (Page 18).
Step 2. (This step required for T7 models only)
Carefully dislodge the firing looms (16) from the push
terminals on the Snubber/Overvoltage Protection
Module. Refer to the diagram below for connection
detail.
Step 3. Unscrew the wiring looms (6) running from the
Snubber/Overvoltage Protection Module to the bus
bars.
Step 4. Undo the fixing nuts (4) and remove the
Snubber/Overvoltage Protection Module.
Step 5. Fit the new Snubber/Overvoltage Protection
Module in reverse order.