Randolph B Bethel Park , PA January 20, 2024 Low flow error code. Unplug, remove the top cover, shut off the water supply, disconnect water hoses, unplug valves and remove water connections from valves, replace valves and reassemble. Valves were exact replacements and the job was fairly easy. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes