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Is the color changed by the heat?
Replace the damaged components
Replace the entire drive if necessary.
Any dust collection or stain?
Affix the terminal block cover
Remove the dust with a vacuum
cleaner
Replace components if cleaning is not
possible.
9.2.5 Main Circuit
Are the screws all tightened?
Replace the damaged screws or
terminals if tightening is not possible.
Any shape change, crack, damage or
color change at the components or
insulators because of heat?
Replace the entire drive if the board is
impossible to be repared or replaced.
Any dust collection or stain?
Remove the foreign material and dust.
9.2.6 Main Circuit- Terminals & Cables
Any shape or color change at the
terminals or jumper because of heat?
Repair or replace the damaged cables.
Any damage or color change at the
cables?
Repair or replace the damaged cables.
9.2.7 Main Circuit- Capacitors
Any liquid leakage, color change, crack
or swell?
Replace the entire drive if the
component is impossible to be
replaced.
Has the cap come off or swellen?
Measure the electrostatic capacity if
necessary