Introduction
This guide will show you how to replace the lever springs on your Oster 3905 toaster.
Tools
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            Take off both rubber feet using a small metal spudger. 
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            Wedge a spudger under the feet and pull up to pop off. 
 
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            Use the plastic opening tool to remove the top metal panel by prying the 4 top metal tabs upwards. They will be able to slide through the openings and be pulled upwards. 
 
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            Use a metal spudger to pry the 8 tabs upwards along the metal that separates the two slots. 
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            Pull the metal spacer upwards to release from the toaster. 
 
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            Remove the spring wrapped around a metal rod at the front of the toaster, located behind the white plastic lever holder. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.