Section 6Electrical System6-10REMOTE MODELSInitial Start-Up Or Start-Up AfterAutomatic Shut-Off1. WATER PURGEBefore the compressor starts, the waterpump and water dump solenoid areenergized for 45 seconds to purge oldwater from the ice machine. This ensuresthat the ice-making cycle starts with freshwater.The hot gas valve and harvest pressureregulating (HPR) solenoid valve are alsoenergized during the water purge. In thecase of an initial refrigeration start-up,they stay on for an additional 5 seconds(50 seconds total).(Old Style Control Board Shown)Remote Models1. Water Purge (45 Seconds)Toggle Switch ICEBin Switch ClosedControl Board Relays#1 ClosedWater Pump ON#2 ClosedHot Gas Solenoid ONHarvest Pressure Regulating (HPR) Solenoid ON#3 ClosedWater Dump Valve ON#4 OpenContactor Coil OFFLiquid Line Solenoid De-EnergizedCompressor OFFCondenser Fan Motor OFFSafety Controls (Which could stop ice machine operation)High Pressure Cut-Out ClosedMain Fuse (On Control Board) ClosedTransformer Fuse (On Control Board) ClosedThermistor Operation OKSV1552(74)L1TB35SEE SERIAL PLATE FOR VOLTAGEL2 (N)TB32 (55)HIGHPRESSURECUT-OUTHPRSOLENOID(79)(78)(61)(60)(71)(76)(80)HOT GASSOLENOIDDUMPSOLENOIDTB30TB30TB30TB30(75)(98) (99)WATERPUMPTB31TB37(57)(58)(59) (82)(83)LIQUID LINESOLENOIDCONTACTORCOIL(56)(73)(81)TRANS. FUSEFUSE (7A)3124ICE THICKNESS PROBEDISCHARGE LINE THERMISTOR1D1A1C1BLOW D.C.VOLTAGEPLUG(62)(63)(65)(64)(66)BIN SWITCH(66)(67)(62)(69)(68) ICEOFFCLEANHARVEST LIGHT/SAFETY LIMIT CODE LIGHTBIN SWITCH LIGHTTOGGLE SWITCH←←←←INTERNALWORKING VIEW 6662676869(49)(47)(46)(45)(50)TB30TB30TB35 (48)(42)(51)(52)L1TB33 TB34(53)(F1) (F2)CONTACTORCONTACTSTERMINATES ATPIN CONNECTIONVIEW FOR WIRINGCOMPRESSOR RUN CAPACITORR RPTCRREMOTE FANMOTORRUN CAPACITORREMOTECONDENSER*OVERLOADR SC
