iMars grid-tied solar inverters Operation
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Fig 5.2 Disassemble the fan box
(5) Clean the inverter cooling bin and fan with soft brush or vacuum cleaner.
(6) Install the screws and covers of cooling bin or fan box to their original place.
(7) Install the inverter to its original place again according to section 4.
(8) Repeat the operations in section 5.1.
(9) Restart the inverter.
Fan replacement
If high temperature occurred to the inverter or abnormal noise occurred during fan rotating, replace
the fan. Note that the fan should be replaced by professionals only.
Stop the inverter before maintenance operation, and disconnect all the power
inputs of the inverter.
Before carrying out maintenance operation, wait for at least 10 minutes until the
internal capacitors of the inverter are fully discharged,
The fan can be maintained and replaced by professional electricians only.
How to replace the fan:
(1) Disconnect AC breaker;
(2) Turn the DC switch to “OFF” position;
(3) Wait for at least 10 minutes;
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