Bradley P Derby , KS January 16, 2016 Appliance: Maytag Washer- Horizontal Axis MAH5500BWQ Maytag Washer Mah5500bwq: Would not drain. How to replace Drain Pump Assembly. Replaced drain pump assembly. Highly recommend using gear clamps as the clamps that came with the original washer are hard to put back on. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes