Service Manual for Prodigy Eclipse Cubers models EH330 C and EH430 C, with ECC Condensing Unit ECC1200, ECC1410, ECC1800 Includes Prodigy Plus D Models
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Introduction: This manual covers the assembly, installation, start up, operation and maintenance of the 1200, 1400 and 1800 remote low side cuber systems. Contents EH430) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 30 Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . Page 2 Controller Information . . . . . . . . . . . . . . . . . . . Page 32 Technical Specifications . . . . . . . . . .
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Configuration A remote low side cuber system includes two sub systems: an ice head section and a remote condensing unit. Additionally, there are several models of each sub-system and this manual covers all of them. Warranty The ice making sections are designed for use indoors in a controlled environment. The remote condensing units are designed to operate outdoors. Each subsystem has limits for power, water and temperature.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Technical Specifications Model EH330SL-1C or D EH430SL-1C or D ECC1200-32 ECC1410-3 ECC1410-32 Electrical (volts/Hz/ phase) 115/60/1 115/60/1 208-230/60/1 208-230/60/3 208-230/60/1 Minimum Circuit Ampacity 3 3 17.8 9.1 14.5 Maximum Fuse Size ECC1800-3 208-230/60/3 19.0 * See Cabinet Drawings for exact dimensions. Cabinet Size* w” x d” x h” 15 15 30 20 30 System Charge oz of R-404A 224 224 224 30 232 32 x 39 x 39.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Cabinet Drawings, EH330C Ice Making Head 393.70 15.50 MINIMUM BIN TOP OPENING 762 30.00 ICE DROP OPENING 244.60 9.63 464.82 18.30 141.73 5.58 609.60 24.00 110.46 4.35 94.72 3.73 ELECTRICAL CORD ACCESS HOLE 50.80 2.00 3/4" SUCTION LINE 3/8" FPT WATER INLET PLAN VIEW 228.60 9.00 1/2" COOL VAPOR LINE 784.55 30.89 3/8" LIQUID LINE 530.86 20.90 432.56 17.03 313.69 12.35 381.76 15.03 448.56 17.66 584.20 23.00 190.50 7.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Cabinet Drawings, EH430C Ice Making Head 762 30.00 393.70 15.50 MINUMUM TOP OPENING 244.60 9.63 ICE DROP OPENING 141.73 5.58 108.46 4.27 464.82 18.30 93.98 3.70 609.60 24.00 85.06 3.35 3/4" SUCTION LINE ELECTRICAL CORD ACCESS HOLE 50.80 2.00 1/2" COOL VAPOR LINE 3/8" FPT WATER INLET PLAN VIEW 228.60 9.00 30.89 3/8" LIQUID LINE 681.74 26.84 600.71 23.65 533.62 21.01 477.01 18.78 508.76 20.03 736.60 29.00 228.60 9.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Cabinet Drawings, EH330D Ice Making Head May 2015 Page 6
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Cabinet Drawings, EH430D Ice Making Head May 2015 Page 7
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Cabinet Drawings, ECC Condensing Unit TOP VIEW 992.81 39.09 814.22 32.06 SIDE VIEW LINE SET AND ELECTRICAL ATTACHMENT SIDE FRONT VIEW 32.05 1.26 TYP. 330.86 13.03 750.06 29.53 887.73 34.95 .88" ELECTRICAL INLET 1009.65 39.75 3/4" SUCTION LINE 1/2" COOL VAPOR LINE 3/8" LIQUID LINE 83.67 3.29 63.50 2.50 74.12 2.92 INTERFACE HARNESS ACCESS HOLE 163.02 6.42 248.87 9.80 July 2013 Page 8 491.69 19.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Pre-Installation Details Water Note: The ice making head cannot be stacked vertically. Accessories such as bin adapters and tubing kits are required to complete the installation. Dispenser Adapter Kits: • Scotsman ID200 or ID250: KBT44 Bin Adapter Kits: • There are two ways water can contain impurities: in suspension or in solution. Suspended solids can be filtered out of the water.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Create the System Plan the installation. The system consists of three parts: the ice making head, the condensing unit and the interconnecting tubing. Of these, the biggest variable is the interconnecting tubing. Tubing: The tubing consists of three insulated and sealed soft copper tubes. One tube, the liquid line, is 3/8” OD. The vapor tube is ½” OD and the suction tube is ¾” OD.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual System Example July 2013 Page 11
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Place Remote System Roof preparation Roof Pipe Curb or Pitch Pocket: Most installations of this system will place the condensing unit on the roof of a building. The roof must be physically able to accept the load of the equipment and the roofing material must be prepared to prevent water leaks. To avoid potential kinking of the refrigeration tubing, avoid small, tight radius types of covers on pitch pockets.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Tubing The line set must be routed between the condensing unit and the ice maker’s location. During the transition from quick connects to braze connections, the ice maker, condensing unit and line set may or may not have quick connects, use this chart as a guideline for the proper action based on what is available at the site.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Place Ice Making Head Remove from carton. Communication Cable Remove all panels. Plug the interconnecting communication cable into the harness at the back of the head unit’s electrical box. Utility Connection Route: Electrical: The unit is supplied with a power cord. There is also an interconnecting control wire that must be routed between the ice making head and the condensing unit.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Condensing Unit Electrical Route interconnecting control wire through proper hole in side of CU unit and plug into the connection on the side of the control box. Route power conduit (liquid tight) and wires to the hole in the side of the CU unit. Connect to wire leads or terminal strip, if used, with the proper type of connector. Note: The power supply wires must be the correct size and type per the National Electric Code.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Water and Drain All models require connection to cold, potable water. A hand actuated valve within sight of the machine is required. There is a single 3/8” FPT inlet water connection. Water Filters Install a new cartridge if the filters were used with a prior machine. All models require drain tubing to be attached to them. There is a single ¾” FPT drain fitting in the back of the cabinet.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Connect Refrigeration Requires brazing, steps must be performed by an EPA certified type II or higher technician. At Head 1. With nitrogen flowing from condensing unit, braze the liquid, vapor and suction line connections. At Head: 1. Remove protective plugs from all three connections and vent the nitrogen from the ice machine. 2. Remove refrigeration hose from head. Be sure valve cap is on tight. At Condensing Unit 2.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Complete the Installation After the utilities and refrigeration connections have been made, secure the unit to the dispenser or bin top. Secure ice making section to dispenser or bin adapter. Use strap/clips to secure unit. On some bins or dispensers it may be necessary to drill small holes and use field supplied sheet metal screws to secure the ice making head to that bin, dispenser or adapter.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Reference for Start Up: Controller Operation he controller and remote switch panel have four indicator lights and the On and Off buttons.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Initial Start Up Pre Start position. A soak-out period of four hours is optional for this system. If desired, powering the compressor unit for four hours prior to start up allows the crankcase heater to warm up the oil in the compressor. Note: Moving a curtain during the Freeze cycle has no affect on control function, but will cause water to flow into the cube chute.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Ice Thickness and Water Purge Adjustment Bridge Thickness - For the Service Tech Only Small Depression 1. Push and hold Off till the machine stops. 2. Remove evaporator cover. 3. Remove left curtain. 4. Use a hex wrench and rotate the bridge thickness adjustment screw in 1/16 turn increments CW to increase bridge thickness. 5. Rotate CCW to decrease bridge thickness.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Cleaning, Sanitation and Maintenance -C Series This ice system requires three types of maintenance: • Remove the build up of mineral scale from the ice machine’s water system and sensors. • • Sanitize the ice machine’s water system and the ice storage bin or dispenser. Clean the remote air cooled condenser. It is the User’s responsibility to keep the ice machine and ice storage bin in a sanitary condition.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Step 15. Release probes by pushing in on white buttons and pulling probe down out of holder. 17. Create a solution of sanitizer. Mix 8 ounces of NuCalgon IMS II and 5 gallons of 105-115 degree F. potable water to create a 200 ppm active quaternary solution. 18. Thoroughly wash all surfaces of the ice thickness sensor, water level sensor, curtain and water distributor with the sanitizer solution. 19.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Cleaning, Sanitation and Maintenance - D Series This ice system requires three types of maintenance: • Remove the build up of mineral scale from the ice machine’s water system and sensors. • • Sanitize the ice machine’s water system and the ice storage bin or dispenser. Clean the remote air cooled condenser. It is the User’s responsibility to keep the ice machine and ice storage bin in a sanitary condition.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual making. Other Maintenance The remote air cooled condenser coil must be cleaned occasionally to keep the system operating at high efficiency. Remove any large debris from the outside of the coil. Vacuum accumulated dust. Wash out the coils with water. Caution: Do NOT use excessive water pressure as that will bend the fins. If the coils have become coated with grease, a coil cleaner will have to be used to wash the coils.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Critical Maintenance - Spillway The freeze cycle on a Prodigy cuber is controlled by an ice thickness sensor positioned in front of the ice making surface. It is triggered by water contact. Normally water only contacts the sensor when the ice is at the proper size. However, irregular water flow can cause premature contact resulting in a short freeze cycle, small bridge, long harvest and even a shut down on short freeze (code 8).
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Critical Maintenance - Ice Thickness Sensor The freeze cycle on a Prodigy cuber is controlled by an ice thickness sensor positioned in front of the ice making surface. It is triggered by water contact. Water contacts the sensor when the ice is at the proper size. During use the Ice Thickness Sensor will become coated with mineral scale from the water, which if left untreated can cause changes in bridge thickness.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Critical Maintenance - Water Level Sensor 1. Remove Water Level Sensor 2. Release probes by pushing pints in. 3. Pull down, then lift up to remove probe. 4. Clean all dirty and scale from the housing. 5. Clean entire probe, be sure circled area is clean.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Operational Characteristics 1200 lb system (ECC1200/EH330) Cycle Times @ Condenser Temp/Cabinet Temp/Water Temp in degrees F. 70/70/50 90/90/70 Freeze 9 to 11 minutes 12 to 13 minutes Harvest 1 to 1.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Operational Characteristics 1800 lb system (ECC1800/EH430) Cycle Times @ Condenser Temp/Cabinet Temp/Water Temp in degrees F. 70/70/50 90/90/70 Freeze 10 to 12 minutes 12 to 14 minutes Harvest 1.5 to 2 minutes 1.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Ice Thickness and Water Purge Adjustment Bridge Thickness - For the Service Tech Only 1/8 to 3/16” Bridge 1. Push and hold Off till the machine stops. 2. Remove evaporator cover. 3. Remove curtain. 4. Use a hex wrench and rotate the bridge thickness adjustment screw in 1/16 turn increments CW to increase bridge thickness. 5. Rotate CCW to decrease bridge thickness.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Controller Information Machine Indicator Lights • • • • Power Status Water Clean Code Display Main codes - automatically displayed F F flashes Freeze Cycle is Pending H H Freeze Cycle Harvest Cycle flashes Manual Harvest b Bin is Full C Clean Cycle L Board Locked d Test Mode O Off E Self Test Failed 1 flashes Max Freeze - Retrying 1 2 Max Freeze Time Shut Down flashes Max H
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Operation Once started, the ice machine will automatically make ice until the bin or dispenser is full of ice. When ice level drops, the ice machine will resume making ice. Caution: Do not place anything on top of the ice machine, including the ice scoop. Debris and moisture from objects on top of the machine can work their way into the cabinet and cause serious damage. Damage caused by foreign material is not covered by warranty.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual System Operation: This section is intended for the technician. Understanding it is not necessary for the normal operation and maintenance of this ice making system. Major Components: Ice making section sub-system: • • • • • • • • • • Controller, Water Level Sensor, Transformer, Evaporators, Expansion Valves Vapor Inlet Valves Water Pump, Inlet Water Valve Purge Valve.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Refrigeration Details: The compressor provides the force that circulates refrigerant in the refrigeration system. During freeze, when the vapor inlet and condenser by pass valves are closed, discharge gas flows from the compressor into the condenser, where its heat is discharged into the air stream. Liquid refrigerant flows out of the condenser and through the normally open liquid line outlet valve on its way to the receiver inlet.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Freeze Cycle Sequence of Operation This sequence begins with a restart after the unit has shut off with the bin full. Ice has been consumed, causing the ice sensors to become un-blocked. 1. The controller (four minutes has to have passed since the machine shut off on bin full for the machine to restart) 2. The purge valve is opened and the pump started. 3.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Harvest Cycle Sequence of Operation When harvest begins, the controller connects power to the external relay for the condensing unit's solenoids. It also connects power to the vapor inlet solenoid valves in the cabinet of the EH head. The vapor inlet solenoid valves and the condenser bypass valve open. The receiver inlet solenoid valve closes. Vapor flows from the condensing unit to the EH head evaporator inlets.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Control Safeties Max freeze time – 45 minutes Restarts When exceeded, the controller will attempt another freeze cycle. If the condition is exceeded again the next cycle, the control will again attempt another freeze cycle. If the freeze cycle exceeds the maximum time in 3 consecutive cycles, the controller will shut the machine off and it must be manually reset.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Controller Operation Control Button Use (from standby - status light off) Test Mode: Set purge level, 1-5 (1 is minimum, 5 is maximum) or Automatic: • • • old off button in for 3 seconds. Release. H Press and release the On button to cycle through and select one of the five purge settings or to use the automatic setting. • Recall diagnostic code: • • old off button in for 3 seconds. Release.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Service Diagnosis Problem or Symptom No ice Possible Cause No power to ice making section No power to condensing unit No lights on controller Unit manually switched off Probable Correction Restore power Restore power Check transformer Push and release the On button, ask user why it was shut off Power to both sections, controller reset, Interconnecting control wire disconbut condensing unit does not operate nected, reconnect it Low o
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Service Diagnosis Problem or Symptom No ice No water to ice making section Slow ice release during harvest No ice sensed during harvest No ice, Code 1 Displayed No ice, Code 2 Displayed No ice, Code 3 Displayed No ice, Code 8 Displayed Possible Cause No refrigeration, unit shut down, maximum freeze time code displayed Sump frozen Water level sensor working properly Cubes are too large Probable Correction Check compressor, refr
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Service Diagnosis Problem or Symptom Low capacity Possible Cause Dirty condenser Air temperature intake to condenser very high Water temperature intake to ice making section very high Ice broken up and stuck between reservoir and curtain, happens almost every cycle Storage bin or dispenser not holding ice properly High volume of drinks dispensed, cold plate melting ice Vapor inlet valve leaks through slightly during the freeze cycle
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Refrigeration Data ECC1200 with EH330 90/90/70 Freeze Cycle Low Side Pressure in PSIG 60 50 40 30 20 10 0 Discharge pressure at 90/70 will peak at 280 - 290 PSIG and drop to 160 during harvest. Typical cycle time is 12 to 13 minutes, including 1 minute for harvest.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Refrigeration Data - 1800 ECC1800 with EH430 90/90/70 Freeze Cycle Low Side Pressure in PSIG 60 50 40 30 20 10 0 Discharge pressure at 90/70 will peak at 240 - 250 PSIG, operate between 230 and 240 and drop to 170 during harvest. Typical cycle time is 13-14 minutes, including 1:30 for harvest.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Refrigerant Recovery Recover the refrigerant from the ball valve access valves in this condensing unit. 1. Shut unit off. Confirm ball valves are in the open position. 2. To speed recovery use 3 Schrader valve removal / access port tools and remove the valve cores from the ball valve access valves. 3. Attach refrigeration manifold to all three ports (use two manifolds or two extra hoses and a tee).
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual System Isolation Note: If the condensing unit is operable, the head may be isolated from the condensing unit: 1. Attach suction line gauge to condensing unit ball valve access valve. 2. Unplug the liquid line solenoid valve (receiver inlet) coil. 3. Shut the system off at the head (push and hold the OFF button until it stops). 4. Close the Liquid line and Vapor line ball valves. 5.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual Condenser Coil The condenser’s coil is micro-channel aluminum and may be replaced in the field without changing the condensing unit. The replacement coil ships with attached stainless steel stubs. To replace it: 1. Recover refrigerant 2. Disconnect electrical power. 3. Remove top panel. 4. Remove fan blade, fan motor and fan motor brackets. 5. Disconnect tubing to condenser coil. 6.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual EH330-C or EH430-C Schematic Diagram L1 L2 LINE HARVEST ASSIST MOTOR 2 HOT GAS VALVE 2 TRANSFORMER HARVEST ASSIST MOTOR 1 12V HOT GAS VALVE 1 TO COMPRESSOR SECTION HGV RELAY CONTACTOR RELAY WATER VALVE ELECTRONIC CONTROL WATER LEVEL SENSOR DISCHARGE TEMP. SUMP TEMP.
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual EH330-C or EH430-C Wiring Diagram USE COPPER CONDUCTORS ONLY 17-3406-01 BN/W BN/W WATER SOLENOID W W BN/W M SOLENOID BN/W HARV ASSIST HOT GAS MOT PUMP HARV ASSIST HOT GAS MOTOR M SOLENOID MOTOR W DUMP VALVE TO COMPRESSOR SECTION W W R/W SEE NAMEPLATE FOR PROPER VOLTAGE REQUIREMENTS AND MAXIMUM FUSE SIZE INLET POWER CORD BU W R V W BN/W WATER LEVEL SENSOR R BK 5 8 5 4 1 4 1 HGV RELAY 14 13 12 BK V
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual EH330-D or EH430-D Schematic Diagram July 2013 Page 50
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual EH330-D or EH430-D Wiring Diagram July 2013 Page 51
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual ECC 3 Phase Schematic Diagram July 2013 Page 52
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual ECC 3 Phase Wiring Diagram July 2013 Page 53
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual ECC 1 Phase Schematic Diagram July 2013 Page 54
EH330, EH430 and ECC Condensing Unit Remote Low Side Cuber Service Manual ECC 1 Phase Wiring Diagram July 2013 Page 55
SCOTSMAN ICE SYSTEMS 775 Corporate Woods Parkway Vernon Hills, IL 60061 www.scotsman-ice.
