ICE MACHINES Q-Model Service Manual

Electrical System Section 6Freeze Sequence3. PRE-CHILLTo pre-chill the evaporator, thecompressor runs for 30 seconds priorto water flow.NOTE: The water fill valve remainson until the water level sensor closesfor three continuous seconds.TB35L1HIGH PRESCUTOUTTB32ICE THICKNESS PROBEWATER LEVEL PROBENOT USED(55)(62)24135TRANS.1CFUSE (7A)1F1G LOW D.C.VOLTAGEPLUG(20)(61)(60)(58)(57)CLEAN LIGHTWATER LEVELBIN SWITCH LIGHTSEE SERIAL PLATE FOR VOLTAGETB31(21)HPRSOLENOID(78) (79)(77)HARVEST (80)SOLENOID(76)DUMPSOLENOID(22)WATERVALVE(81)(98) (99)WATERPUMP(75)TB37 (59) (83)(82)LIQUID LINESOLENOID(73)(74)CONTACTOR(56) COILL2 (N)TB30TB30TB30TB30(64)(66)(63)BIN SWITCH (65)(67)(66)(68) ICE(69)OFF(62) CLEANHARVEST LIGHT/SAFETY LIMIT CODE LIGHTTOGGLE SWITCH VIEW FOR WIRING68INTERNAL WORKINGVIEW66676269(49)TB35(42)CONTACTORCONTACTSL1TB33(51)(52)*OVERLOAD(48)RCTERMINATES ATPIN CONNECTIONCOMPRESSORS(53)(47)TB34RUN CAPACITORR R(46)(45)PTCR(50)TB30(F1)(F2)TB30REMOTEFAN MOTORREMOTE CONDENSERRUN CAPACITORSV1648-3Table 6-10. Remote ModelsFigure 6-10. Remote — Pre-Chill3. Pre-Chill (30 Seconds)Toggle SwitchICEBin SwitchClosedControl Board Relays#1 Water Pump Open / OFF#2 Water Fill Valve Closed / ON#3 Harvest Solenoid Open / OFFHarvest Pressure Regulating (HPR) SolenoidOpen / OFF#4 Water Dump Valve Open / OFF#5 Contactor Coil Closed / ONLiquid Line SolenoidEnergizedCompressorONCondenser Fan MotorONSafety Controls (Which could stop ice machine operation)High Pressure Cut-OutClosedMain Fuse (On Control Board)Closed6-12 Part No. 80-1100-3