Service Manual for Models CU0415, CU0715 and CU0920 Important Details Warranty: The machine is designed for use indoors in a controlled environment. It must be kept dry, not The warranty statement for this product is provided overheated or subjected to excessive cold. The water separately from this manual.
Service Manual for Models CU0415, CU0715 and CU0920 Pre-Installation Spacing: No additional spacing is required at the top or sides. This appliance is intended to be used in commercial However, suggested minimum side clearance for applications including: installation is 1/8 inch or 3 mm and suggested • Restaurant kitchens minimum top clearance is 1/4 inch or 7 mm.
Service Manual for Models CU0415, CU0715 and CU0920 Component Location Cube Deflector Curtain Thermostat Sensing Point Thermostat Condenser Fins Drain Plug Bin Thermostat Adjustment Controller Control Area Condenser Fan August 2013 Page 6...
Service Manual for Models CU0415, CU0715 and CU0920 Connect the water supply Connection Information: WARNING: connect to potable water supply only. Plumbing information: Important: Open the hand water valve to flush • The water supply connection is at the back panel. It water through the connection point before is a 5’...
Service Manual for Models CU0415, CU0715 and CU0920 Connect the power This is a cord-connected unit, and must be connected to its own dedicated power supply. Check the dataplate on the back of the machine to confirm the voltage and per the dataplate use fuses or HACR circuit breakers.
Service Manual for Models CU0415, CU0715 and CU0920 Control Panel and Adjustments Ice Bridge Thickness Adjustment Area ON / OFF / WASH Ice Bridge Thickness Adjustment MARCHE / ARRÊT / LAVAGE Réglage de l'épaisseur du pont de glace ENCENDIDO / APAGADO / LAVADO...
Service Manual for Models CU0415, CU0715 and CU0920 Initial Start Up 9. Within a minute or so the ice formed in the mold will fall down and slide into the ice storage bin. 1. Remove the front panel by removing the two...
Service Manual for Models CU0415, CU0715 and CU0920 Use and Operational Notes To use, simply lift the door by its bottom edge and No Step slide it up and into the top of the machine. Use the Do not stand on the machine.
Service Manual for Models CU0415, CU0715 and CU0920 Maintenance 6. Mix a solution of 5 oz or 150 cc of Scotsman Clear 1 Scale Remover and 2.5 quarts or 2.4 liters of Regularly vacuum the right side of the air cooled...
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Service Manual for Models CU0415, CU0715 and CU0920 7. Drain the reservoir into the storage bin by removing the drain plug. Return the drain plug to its normal position. 8. Wash all interior surfaces of the ice machine storage bin, reservoir surface and inside of the door with the remaining sanitizer solution.
Service Manual for Models CU0415, CU0715 and CU0920 Electrical Sequence Proper voltage must be supplied and the bin thermostat closed and calling for ice or the control system will not have power. Initial power up: Moving the master switch from OFF...
Refrigerant Charge: 8 ounces, all models. No access valves. Fan motor: Unit motor, CU0415 and CU0715 are 2.3 watts; CU0920 is 6 watt. Fan motor may cycle during freeze, should be off during harvest as the discharge pressure will be below 100 PSIG.
Service Manual for Models CU0415, CU0715 and CU0920 Performance CU0415 Compressor amp draw, 115 volt • Freeze, 5 minutes in: 1.8 to 1.9 • Overall Freeze cycle amps, begin at 1.9 decline to 1.7. • Harvest: 1.9 - 1.8 Compressor dome is normally warm.
Service Manual for Models CU0415, CU0715 and CU0920 Thermistor Values Deg. F Ohms Deg. F Ohms Deg. F Ohms Deg. F Ohms Deg. F Ohms 85325 18873 5325 1819 82661 18381 5208 1785 80090 17903 5093 1752 77607 17439 4981...
Service Manual for Models CU0415, CU0715 and CU0920 Controller Use When in a Freeze cycle or mode, a blue light will glow. The upper line of LED lights are indictions of the adjustment for Bridge Thickness. More lights = more freeze time and a bigger bridge.
Service Manual for Models CU0415, CU0715 and CU0920 Anti-Slush Slush in the reservoir restricts pump flow, causes excessively long freeze cycles and is something this machine is designed to prevent. It does that by shutting off the water spray to the evaporator at a critical time. The critical time is when the water temperature is near the freezing point.
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Service Manual for Models CU0415, CU0715 and CU0920 Controller Self Test 12. Press and hold lower left - button and it will turn on each of the green LEDs, one at a time. Hold Control Board Self-Test Routine. Begin with unit lower left –...
Service Manual for Models CU0415, CU0715 and CU0920 Service Diagnosis Problem Possible Cause Probable Correction No ice No water to ice machine Check water filters, check water pressure. Pressure lower than 10 psi flowing may not fill reservoir enough. No ice, nothing operating No power to ice machine Check power, restore if needed. Open contacts in bin thermostat Check cabinet temperature, thermostat will be open if cabinet is too cold.
Service Manual for Models CU0415, CU0715 and CU0920 Service Diagnosis Problem Possible Cause Probable Correction No ice, fan motor not turning No power to it Check controller Freeze NO terminal to COM for proper voltage. If blue freeze light is on and no voltage, replace controller...
Service Manual for Models CU0415, CU0715 and CU0920 Service Diagnosis Problem Possible Cause Probable Correction Makes ice but makes blocks or shells Ice bridge wrong size Adjust to proper size Evaporator thermistor out of Check thermistor resistance to chart, calibration, adjustment erratic...
Service Manual for Models CU0415, CU0715 and CU0920 Removal and Replacement Curtain Top Edge Curtain 1. Remove front panel and switch unit Off. 2. Remove top panel. 3. Remove evaporator cover. 4. Locate white curtain top at front of evaporator, pull up on it and remove from the unit.
Service Manual for Models CU0415, CU0715 and CU0920 Removal and Replacement Pump Wall Panel 1. Disconnect electrical power. 2. Remove top panel. 3. Remove wall panel covering pump. 4. Disconnect wires from pump motor. 5. Remove cube deflector and pull hose off water pump outlet. 6. Rotate pump slightly CW and lift pump up and out of the ice machine.
Service Manual for Models CU0415, CU0715 and CU0920 Removal and Replacement 3. Remove front panel. 4. Remove top panel. Bin Thermostat 5. Remove right side panel. 1. Disconnect electrical power. 6. Remove back panel. 7. Shut water off to unit.
Service Manual for Models CU0415, CU0715 and CU0920 Controller The controller ships set for CU0715 and must be adjusted for other models. Please review these instructions prior to installation. 1. Disconnect electrical power. 2. Remove front panel. 3. Remove control box back cover 4.
Service Manual for Models CU0415, CU0715 and CU0920 Cabinet Removal for Service 1. Remove front panel. 2. Remove top panel. Remove 3. Remove door. 4. Drain water from reservoir. 5. Disconnect water and drain and electrical power. 6. Remove back and side panels.