Danfoss MCD3000 Series, Manual, Page: 24 / 54

MCD3000 Series
24 MG.15.B2.02 – VLT is a registered Danfoss trademark
Component Replacement Procedures
Step 4 . Slide the bus bar (up or down depending on
the model) until clear of the SCR fixing screws & the
screw securing the output bus bar to the SCR.
Step 5. Undo the screw (1) connecting the output bus
bar (T1, T2 or T3) to the top of the SCR being
replaced.
Model Torque
MCD3007 ~ MCD3030 4 NM
MCD3037 ~ MCD3075 7 NM
MCD3090 ~ MCD3132 12NM
Step 6 . Slide the bus bar (up or down depending on
the model) until clear of the SCR fixing screws.
Step 7 . Undo the screws securing the SCR to the
heatsink. (Tightening Torque = 4 NM)
Step 8 . Apply a thin even film of heatsink paste to the
bottom of the new SCR and replace the SCR in
reverse order.