What you need
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We want to check the fan is running or not.
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If you place your hand near your fan, you can understand the fan is running or not.
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In some case , the fan speed may get reduced. In this case also we want to put new fan. Else the may effect the working of the nozzle.For checking this, GO TO PREPARE
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PREHEAT the machine
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After getting preheated, place your hand near fan, if the fan is pulling out less hot air, you has to change the fan.
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Remove the fan from the nozzle block with the help of allen key.
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Remove the back cover of the machine.
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In the 12V supply PCB there will be a connection for extruder fan, remove it. And take the fan out.
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Change the fan with new fan.
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Reconnect the fan connection in the 12V supply PCB.
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Connect the fan in the nozzle block with the help of allen key.
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After connecting the fan back, check the fan speed with the help of your hand placing near the fan.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
