The splash guard is often built-in and cannot be removed without detaching the entire unit from the sink.
If the disposal is stuck or humming, you don’t need to take it apart. InSinkErator units have a built-in "jam-buster" port. how to open insinkerator garbage disposal
This is the most common reason to "open" a disposal. The splash guard is often built-in and cannot
Hex wrench (Allen key - usually 1/4-inch for InSinkErator), flashlight, long-handled tongs or needle-nose pliers. long-handled tongs or needle-nose pliers.