the HK06WC090 is the authorized successor to the HK06WC088 and several other older furnace air switches

allowing contractors to manage both the burner circuit and an optional high-limit alarm or electric water feeder independently

This controller is strictly for use with single-phase Permanent Split-Capacitor (PSC) motors that are ball-bearing rated and approved by the manufacturer for speed control

allowing for torsional wind-up between 7 and 21 degrees to dampen vibration and protect sensitive HVACR equipment from shock loads

and other non-corrosive technical gases typically handled by the Model 243 series

Lochinvar & A.O. Smith 100133599 Pump 318423-701 the HK06WC090 is the authorizedThe Lochinvar & A. O. Smith 100133599 Pump is a heavy duty, 1 2 HP all bronze circulation pump engineered for peak performance in high demand hydronic heating and commercial water heating systems. Designed as a high efficiency centrifugal pump, this 115V, 9. 8Amp unit features a 2 inch flange connection to ensure maximum flow rates and reduced head loss in complex piping arrays. The all bronze construction provides superior corrosion resistance,