Introduction
There are several problems that could be causing your Voluas VL001 pet feeder to not dispense food. One of the causes is a defective main drive gear. Replacing this part is simple and quick.
Tools
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            Remove the lid to the storage tank by using the latch and lifting off. 
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            Grab the food storage tank on both sides. Depress the tabs that say "Push" on them and lift the tank off. 
 
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            Place your pet feeder upside down. 
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            Squeeze the lock and remove the battery cover. 
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            Remove the three 1.5V D alkaline batteries. 
 
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            Remove four screws from the corners of the device using a Phillips #2 screwdriver. 
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            Using the magnetic tip of the screwdriver, carefully lift the screw out of the hole. 
 
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            Turn the device over so it is oriented right-side up. 
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            Lift the top part of the feeder off, exposing the mechanisms that run the feeder. 
 
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            Remove the two 11 mm screws that attach the portion switch to the device using a #2 Phillips screwdriver. 
 
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            Using a Phillips #2 screwdriver, remove the single 13 mm screw that is found in the center of the main drive gear shaft. 
 
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To reassemble your device, follow these instructions in reverse order.