Cornelius UC 700 Series - Manuals

4 630460127 Table 1. Design Data (cont’d) Water Supply–Water inlet fitting is 1/4–inch SAE flare located at the top front of the Unit. The Unit is designedto operate on water pressure between 10 PSI and 90 PSI. Drain Overflow Line (Located at rear of the Unit) 3/8–inch Flexible Tubing Ambient Operat...

7 630460127 INSTALLATION PRE–INSTALLATION Freight Damage Claim The delivery of your equipment (Frieght Company, Distributor, or dealer) is responsible for loss or damage ofyour shipment. All claims must be filed with the deliverer of your equipment. Please follow the steps below to determine if your...

9 630460127 INITIAL START UP, CHECKS AND ADJUSTMENT INSTRUCTIONS NOTE: Do not start Icemaker before completing installation steps on pages 7 and 9. Turn on water supply (if Icemaker is water cooled turn water on to condenser also) turn on main power switch(located on top of electrical box), and make...

11 630460127 GUIDE TO SERVICE WARNING: Disconnect electrical power to the Icemaker to prevent personal injury beforeattempting any internal maintenance. Only qualified personnel should service internalcomponents or electrical wiring. ICEMAKER CLEANING AND SANITIZING PROCEDURES Do not use any of the ...

12 630460127 Semi–Annually Semi-Annually in addition to all previously established service procedures perform the following: 1. Check for water leaks in tube connections, water fittings and lower Icemaker water seal. 2. Check drain tubes for clogs and aged tubes. Replace if tubes are stained or brit...

13 630460127 3. The transparent bowl not only provides a visible check of water level, but also is a good guide to the inter- nal conditions which exist within the icemaker assembly itself. (See Cleaning Procedure.) To Replace Water Level Control 1. Shut off the water supply. Shut off the main power...

15 630460127 FIGURE 5. EXPANSION VALVE FIGURE 6. ADJUSTMENT SCREW THERMOSTATICEXPANSION VALVE SIGHTGLASS CONDENSER MODULATING VALVE REMOVAL 1. Disconnect power to unit, then shut off water supply to condenser and evacuate refrigerant from system. 2. Remove inlet water line from Condenser Modulating ...

17 630460127 START RELAY 1. Check between “2” and “4” on relay (with relay unplugged). If there is continuity replace the relay, as the relay contacts should be open. 2. Check between “3” and “4” on relay, if no continuity replace the relay. FIGURE 7. GEARMOTOR ASSEMBLY TO REPLACE GEARMOTOR ASSEMBLY...

18 630460127 AUGER AND EXTRUDING HEAD REMOVAL 1. Disconnect unit from power supply. 2. Remove storage container cover and put aside. 3. Turn off water supply to icemaker. 4. After ice has melted from head take hold of the auger nut and lift straight up to disengage from icemaker. 5. When replacing t...

19 630460127 3. Remove Dispense Tray Cover. 4. Use an open end wrench on auger nut connected to bearing and turn counterclockwise to remove assembly. 5. Remove worn bearings. Replace with new bearings and then reinstall assembly. NOTE: If auger turns with nut, remove cover on top of gearmotor stator...

20 630460127 FIGURE 12. GEAR MOTOR OVERLOAD SAFETY CONTROLS Your icemaker unit has several safety and control devices incorporated into its design. WARNING: None of the below described devices should ever be “bypassed” to allow theunit to function. The safety and control system shut-off devices are:...

21 630460127 GUIDE TO GOOD ICE CUSTOMERCOMMENTS CHECK ICEMAKER LOCATION CONDITIONSFIRST CHECK ICE MAKER S Use gauges for checkingsuction and headpressures. See manualfor correct reading andconditions. Check frostline and sight glass. S Check water level for proper adjustment andrestrictions. See Man...

24 630460127 TROUBLESHOOTING IMPORTANT: Only qualified personnel should service internal components or electrical wiring. TROUBLESHOOTING COMPRESSORS Trouble Probable Cause Remedy Basically the compressor problems can be narrowed down to three areas of checkout. THE COMPRESSOR WILLNOT RUN A. No volt...

30 630460127 IMI CORNELIUS CERTIFICATE OF WARRANTY TWO YEAR LIMITED ICE EQUIPMENT WARRANTY IMI Cornelius warranty to the original commercial purchaser/user, that any commercial product of its manufacture bearing the name Cornelius will be free from defect in material and/or factory work-manship, and...