White-Rodgers UNIVERSAL PRODUCTS QUICK ... - API of NH

50D50-84250D50-843CoolDelay toFan OnCoolDelay toFan OffAirCleanerTapHumidifierTapInitialWarm-upRetriesTwinIgnitor(Included)WireHarnesses(Included)––100/150‡4460, 90,120, 18060, 90,120, 18090, 120,150, 180HeatDelay toFan Off30Note: All timings are in seconds ‡These times will vary depending on option switch position.Flip over to use with Module Cross-Reference21M51U-843Universal Two-Stage HSI Integrated3-Speed (PSC) Circ. Furnace Control KitWhite-RodgersModel Number50A55-843Integrated Silicon Carbide50A65-843Integrated Nitride50D50-842Direct Spark Ignition Module50D50-843Intermittent Spark Pilot Module50M56U-843Universal Single StageHSI Integrated Furnace Control Kit560Yes2Times21D64-2No2TimesNoNo2TimesNoNo0, 3TimesNoNoInfiniteNoNo2Times21D64-2Yes275––300300300Lockout44, 7, 30,60, 901, 4, 7,11, 21444Trial forIgnitionYesYesYesNo––No25––151515Post-Purge605 min.90606060Inter-Purge12––121212ValveSequence303030303015Pre-Purge1790, 120,4 150, 180 3 300 45 5 60 Yes 2Times No 21D64-2 Yes15 12 60 15 Yes 17 45, 90YesYes17Yes20––––Yes–17–30, 4530, 4545HeatDelay toFan On2––413IgnitionActivationPeriod45, 90655Yes50A55-84350A65-843––4521V51U-843Universal Two-Stage HSI IntegratedVariable Speed (ECM) Circ.Furnace Control KitUniversal Ignition Modules 21M51U-84321V51U-84350E47-84350M56U-843 Kit––50E47-843Non-Integrated Silicon Carbide30 4 or 7 – – – – – – – – – –– 17 or 45–0 or 2Times No NoYes