ICE MACHINES Q-Model Service Manual

Refrigeration System Section 7Q1000 SERIESSelf-Contained Water-CooledNOTE: These characteristics may vary depending onoperating conditions.Cycle TimesFreeze Time + Harvest Time = Total Cycle TimeQ1000 SERIESRemoteNOTE: These characteristics may vary depending onoperating conditions.Cycle TimesFreeze Time + Harvest Time = Total Cycle TimeAir Temp.Around IceMachine°F/°CFreeze TimeWater Temperature °F/°C50/10.0 70/21.1 90/32.2HarvestTimeAir Temp.EnteringCondenser°F/°CFreeze TimeWater Temperature °F/°C50/10.0 70/21.1 90/32.2HarvestTime70/21.1 10.0-10.7 10.6-11.4 12.1-13.080/26.7 10.1-10.9 10.8-11.6 12.3-13.290/32.2 10.2-11.0 10.9-11.7 12.5-14.3100/37.8 10.4-11.1 11.0-11.8 12.6-14.4Times in minutes1-2.5-20/-28.9 to70/21.110.5-11.3 11.3-12.2 12.1-13.080/26.7 10.7-11.5 11.5-12.3 12.3-13.290/32.2 10.8-11.6 11.6-12.5 12.5-13.4100/37.8 11.5-12.3 12.5-13.4 13.4-14.3110/43.3 12.3-13.2 13.4-14.3 14.4-15.51-2.524 Hour Ice ProductionTimes in minutesAir Temp.Water Temperature °F/°CAround IceMachine 50/10.0 70/21.1 90/32.2°F/°C70/21.1 970 920 82080/26.7 960 910 81090/32.2 950 900 800100/37.8 940 890 790Based on average ice slab weight of 7.75- 8.25lbRegular cube derate is 7%CondenserWaterConsumptionOperating Pressures90/32.2 Air TemperatureAround Ice MachineWater Temperature °F/°C50/10.0 70/21.1 90/32.2Gal/24 hours 750 1500 6200Water regulating valve set to maintain 230 PSIG discharge pressureAir Temp.Around IceMachine°F/°CFreeze CycleDischargePressurePSIGSuctionPressurePSIGHarvest CycleDischargePressurePSIGSuctionPressurePSIG50/10.0 225-235 36-18 160-185 65-8570/21.1 225-235 38-18 165-185 70-8580/26.7 225-235 40-18 165-185 70-8590/32.2 225-235 40-20 165-185 70-85100/37.8 225-235 40-20 165-185 70-85110/43.3 225-240 42-20 170-190 75-90Suction pressure drops gradually throughout the freeze cycle24 Hour Ice ProductionAir Temp.Water Temperature °F/°CEnteringCondenser 50/10.0 70/21.1 90/32.2°F/°C-20/-28.9 to70/21.1930 870 82080/26.7 915 860 81090/32.2 906 850 800100/37.8 860 800 750110/43.3 810 750 700Based on average ice slab weight of 7.75- 8.25lbRegular cube derate is 7%Ratings with JC1095 condenser, dice or half dice cubesOperating PressuresAir Temp.EnteringCondenser°F/°CFreeze CycleDischargePressurePSIGSuctionPressurePSIGHarvest CycleDischargePressurePSIGSuctionPressurePSIG-20/-28.9 to50/10.0220-250 40-22 180-200 65-9070/21.1 225-250 40-22 190-200 70-9080/26.7 240-260 42-22 190-205 70-9090/32.2 255-265 44-22 195-205 70-90100/37.8 275-295 44-24 200-210 70-90110/43.3 280-320 46-26 200-225 75-100Suction pressure drops gradually throughout the freeze cycle7-42 Part No. 80-1100-3