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简介

The internal fan keeps your machine from overheating. A faulty fan can also cause smoking. To remedy these problems, use this guide to replace your fan.

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1. 步骤 1 Fan
  Be sure the heat gun is unplugged before starting this process.
  
  Remove the seven 14mm screws from the side of the drill using the PH#0 screwdriver.
  
  You will need a screwdriver extension.
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2. 步骤 2
  Remove the 8mm screw from underside of barrel using the PH#0 screwdriver.
  
  Don't try to open the casing just yet.
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3. 步骤 3
  Remove the barrel casing on either end by twisting and pulling each side off.
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5. 步骤 4
  Remove the top casing to reveal inside of drill. You might have to tug a little harder for this one.
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6. 步骤 5
  Remove the metal casing and fan cover from the fan unit.
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7. 步骤 6
  Bend the metal prongs backward that connect the fan motor to the plastic cap.
  
  Bending the brackets too far back can cause the brackets to break.
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8. 步骤 7
  Remove the plastic cap from the motor,
  
  This will allow you to work only with the motor and fan.
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9. 步骤 8
  Remove the fan by pulling it from the motor rod and replace.
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