Turn the control knob on the front of the Craftsman multimeter to the “Off” position. Unplug the test leads from the front of the multimeter.
Remove any holder, cover or protective case from the body of the multimeter.
Unscrew the Phillips screw holding the fuse cover to the back of the Craftsman multimeter. Open the fuse cover.
Pull the fuse out of the clips holding it to the circuit board inside the meter. Snap both ends of the replacement fuse into the clips.
Put the fuse cover on the back of the multimeter and tighten the Phillips screw until it is snug.