Need instructions to how remove back drums on 1994 Dodge Ram Van B250

My husband is actually repairing the breaks on our 1994 Dodge Ram Van as we speak. He asked if I could get help on the computer for him. Heis having trouble removing the back break drums and wants a detailed discription on how do do it. Can anyone help?

Asked by for the 1994 Dodge Ram Van B250
in the back of the brake drum (" back plate "} there is a hole he need to lose the brake shoe adjuster so he can get the drums out .