Not sure about your model but most Whirlpool front load washing machines you take the lower kick panel off the front of machine, down along the bottom. It just clips on. In behind that is the pump filter which screws out. Make sure you have some towels handy as some water will come out.
Lincoln Appliance NZ
February 2015
I can answer this question...
whirlpool wwdc6400/1 6th sense front load washing machine?