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If your RYOBI AG454 is not working or turning on, your motor could be damaged. If the device is sputtering or smoke this could be a sign of motor damage. This guide explains how to detect issues in the motor. It will go through the process of how to understand that the issue is coming from the motor. It will then go through the process of taking apart the grinder so they can reach the motor. After this process, it will give the user helpful steps on how to see if the issue is fixable or not.
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Lay the handle on it's side, with the screws facing up.
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Remove the five 14mm screws from the rotating handle using the Phillips #1 screwdriver.
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Unscrew the two 14mm screws from the clear bracket using the Phillips #1 screwdriver.
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Remove the bracket.
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Push handle rotation latch and seperate the rest of the handle from main body.
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Remove the brush caps from each side of the body using the 4 mm flat head screwdriver.
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Remove the two carbon brushes from both sides of the device.
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Remove the four 20mm screws that secures the gear box using a Phillips #1 screwdriver.
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Seperate the gear box case from body.
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Pull out drive shaft and remove it from the device.
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Remove the carbon brushes on both sides of the grinder.
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Remove the four 20mm screws securing gear box case using a Phillips #1 screwdriver.
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Pull drive shaft from body of device.
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After removing the drive shaft pull out the cap.
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To remove the handle, remove the five screws using a Phillips #1 screwdriver.
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Cut the white wire that's located below the trigger in rear rotator handle with wire strippers.
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Using a Phillips #1 screwdriver, remove the two screws from the bracket on the bottom of the body.
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Remove the bracket from the device.
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When reassembling be sure to pull the wires back through these two holes.
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Remove two screws from the motor using the Phillips #1 screwdriver.
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From the bottom of the body, slide the two coils off the brushes with a Jimmy.
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Carefully pull motor along with wires straight out from the body and remove it from the device.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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Embry-Riddle Aeronautical University, Team S12-G4, Lamothe Fall 2019 crwdns2935289:0Embry-Riddle Aeronautical University, Team S12-G4, Lamothe Fall 2019crwdne2935289:0
ERAU-LAMOTHE-F19S12G4
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