Barry M Dallas , GA March 21, 2015 Appliance: General Electric Dishwasher PDW9280L00SS Ge Dishwasher Pdw9280l00ss: My dishwasher needed the lower sprayer arm replaced. How to replace Dishwasher Lower Spray Arm. I ordered a replacement part from AppliancePartsPros and installed it myself. It was a very easy repair. Just pop the lower sprayer arm off and pop the new one on. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes