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9.2.8 Main Circuit- Resistors
Any odor or crack because of heat?
It is normal if the color changes
slightly.
Check the connection if the color
changes.
Any damage at the connection?
9.2.9 Main Circuit- Magnetic Contactors & Relays
Any noise during operation?
Check the circuit voltage respectively
when the voltage exceeds or is within
the tolerance.
Replace the damaged MC, relay or
board.
Any damage at the connection?
9.2.10 Control Circuit- Control Boards & Connectors
Are the screws and connectors all
tightened?
Fix the loose connections.
Replace the board if an antistatic cloth
or vacuum plunger cannot be used.
Do not use any solvents to clean the
board.
Remove the dust with a vacuum
cleaner.
Replace the entire drive if the
component is impossible to be
clearned or replaced.
Any odor or color change because of
heat?
Any crack, damage, shape change or
rust?
Any liquid leakage or swell at the
capacitor?