Whirlpool Duet GHW9150P Front Load Washer "getting stuck faucet apart" Questions

stuck. Looking for help on how to open up machine to try to unclog it myself. Perfect! Yes, they aer 1/4" 6pt screws. I didn't have to lift my washer, but the previous tech had put in 1 screw crooked,

...stuck on overfill position , it will prevent water from getting into the machine. Lastly,the timer control board should be tested, to ensure that the problem is not a faulty timer keeping the inlet ...