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When troubleshooting intermittent ignition failures
making it the professional choice for rectifying short-cycling or thermal cutout issues in residential and commercial units
Note that both upper and lower thermostats should be set to the same temperature to maintain a uniform tank profile
use a manometer to verify the exact "inches of water column" at which the contacts change state
Amana-Goodman D6723320S Blower Wheel Els PW 17895 When troubleshooting intermittent ignition failuresThe Amana Goodman D6723320S Blower Wheel is a precision engineered centrifugal fan component designed for high performance air delivery in 3. 5 to 4 ton residential HVAC systems. Featuring a 11 inch diameter and 9 inch width, this CW (clockwise) rotation wheel is built from heavy duty galvanized steel to resist corrosion and structural fatigue under high static pressure. The unit comes with a standard 1 2 inch bore hub, ensuring a direct fit interface