Related Manuals for Scotsman EH222
Summary of Contents for Scotsman EH222
- Page 1 Service Manual Prodigy Eclipse Cuber model EH222 with ECC Condensing Unit Includes Prodigy Plus D Models...
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Page 2: Table Of Contents
Initial Start Up ............ Page 19 Condenser Coil ..........Page 45 Ice Thickness and Water Purge Adjustment ..Page 20 EH222 Schematic Diagram ....... Page 46 Adjustable Ice Level Control ......Page 21 EH222 Wiring Diagram ........Page 47 Cleaning, Sanitation & Maintenance - A & C Series .. -
Page 3: Configuration
Refer to the warranty coverage in effect when the condensing unit. This manual covers the EH222 head equipment was sold. Warranty statements are and the condensing units that go with it. -
Page 4: Specifications And Location Information
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Specifications and Location Information Model Electrical Minimum Maximum System Charge, Cabinet Size* Unit Weight volts/Hz/phase Circuit Fuse Size oz of R-404A w” x d” x h” (lb) Ampacity EH222SL-1C 115/60/1 1.13... -
Page 5: Cabinet Drawings, Ice Making Head
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Cabinet Drawings, Ice Making Head 131.70 5.19 115.95 4.57 79.38 3.13 68.20 2.69 42.80 1.69 3/8" LIQUID LINE ELECTRICAL CORD ACCESS HOLE INTERFACE CABLE ACCESS HOLE 1/2" COOL VAPOR LINE 67.56... -
Page 6: Cabinet Drawings, Condensing Unit
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Cabinet Drawings, Condensing Unit TOP VIEW 992.81 39.09 814.22 32.06 SIDE VIEW LINE SET AND ELECTRICAL ATTACHMENT SIDE 750.06 29.53 32.05 330.86 1.26 13.03 FRONT VIEW TYP. 887.73 34.95 .88" ELECTRICAL INLET 3/4"... -
Page 7: Pre-Installation Details
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Pre-Installation Details Note: The ice making section cannot be stacked Water vertically. Pure water does not exist. All water supplies contain Accessories such as bin adapters and tubing kits are some amounts of impurities, although potable water required to complete the installation. -
Page 8: Create The System
Ice making section location and attachment: The sealed soft copper tubes. One tube, the liquid line, unique footprint of the EH222 requires adapter kits to is 3/8” OD. The vapor tube is ½” OD and the suction allow placement on dispensers and bins. -
Page 9: Completed System Example
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Completed System Example August 2013 Page 9... -
Page 10: Place Remote System
EH222 and 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 To avoid potential kinking of the refrigeration tubing, condensing unit on the roof of a building. The roof... -
Page 11: Tubing
EH222 and 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. -
Page 12: Place Ice Making Head
In some tight situations it will be necessary to assemble the ice making section to the dispenser or Place EH222 onto adapter, do not secure at this time. bin and install the water and drain connections before Uncoil power cord and route to the power supply. -
Page 13: Drain Connections
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Drain Connections Right Draining: Left Draining: Rotate elbow to the other direction. 1. Connect ¾” PVC to the female PVC fitting. Connect ¾” PVC to the PVC fitting. If copper is required by code, remove the PVC Back Draining: Rotate elbow to face the back or connector and install a ¾”... -
Page 14: Water Supply
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Water Supply: A 3/8" flare nut on tubing is located at the top panel, near the refrigeration tubing. Inside the hardware bag, inside the cabinet, a 3/8" inch double male flare adapter (flare union) is supplied. -
Page 15: Electrical
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Electrical: Condensing Unit Head Route interconnecting control wire through proper Plug head’s power cord into a nearby 115 volt hole end of condensing unit and plug into the electrical outlet. -
Page 16: Connect Refrigeration
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Connect Refrigeration Requires brazing, steps must be performed by an At Head EPA certified type II or higher technician. 1. With nitrogen flowing from condensing unit, braze At Head: the liquid, vapor and suction line connections. -
Page 17: Complete The Installation
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Complete the Installation After the utilities and refrigeration connections have Note: The refrigerant lines above the machine must been made, secure the unit to the dispenser or bin be able to move freely while the machine is being top. -
Page 18: Reference For Start Up: Controller Operation
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Reference for Start Up: Controller Operation The controller and remote switch panel have four Component indicator lights indicator lights and the On and Off buttons. • Fan - not used on this model •... -
Page 19: Initial Start Up
In the 4. Remove any tape securing curtain to evaporator. EH222, the purge valve opens to drain some water, when it does the inlet water valve opens to refill the 5. Switch on the electrical power to the EH222. -
Page 20: Ice Thickness And Water Purge Adjustment
EH222 and 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” 1. Push and hold Off till the machine stops. Bridge 2. Remove evaporator cover. -
Page 21: Adjustable Ice Level Control
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Adjustable Ice Level Control There is an adjustment post and an additional indicator light to the right of the four indicator lights. The cuber drops ice in large sections. That ice will... - Page 22 Go onto the next step when the purge valve light goes out. 12. Remove curtain from unit. 6. Pour 8 ounces of Scotsman Clear 1 nickel safe 13. Locate ice thickness sensor. Squeeze mounting scale remover into the reservoir. legs together to release sensor.
- Page 23 EH222 and Condensing Unit Remote Low Side Cuber Service Manual distributor. Be sure all surfaces of the ice thickness sensor are dry. 21. Push and hold the clean button to drain the reservoir. Push and release the clean button again...
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Page 24: Cleaning, Sanitation & Maintenance - D Series
“A d 1” immediately go to the next step. 11. Locate water level sensor. Squeeze 6. Pour 8 ounces of Scotsman Clear 1 ice machine catches together and pull up to remove scale remover into the reservoir. The unit will sensor. - Page 25 EH222 and Condensing Unit Remote Low Side Cuber Service Manual 20. Return the evaporator cover and front panel to their normal position and secure with the original fasteners. 21. Push and release the On button to resume ice making. Other Maintenance...
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Page 26: Critical Maintenance - Spillway
EH222 and 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. -
Page 27: Critical Maintenance - Ice Thickness Sensor
EH222 and 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. -
Page 28: Critical Maintenance - Water Level Sensor
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Critical Maintenance - Water Level Sensor 2. Release probes by pushing pints in. 1. Remove Water Level Sensor 3. Pull down, then lift up to remove probe. 4. Clean all dirty and scale from the housing. -
Page 29: Operational Characteristics 800 Lb System
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Operational Characteristics 800 lb system Cycle Times @ Condenser Temp/Cabinet Temp/Water Temp in degrees F. -20/50/40 70/70/50 90/90/70 120/110/100 Freeze 9 to 10 minutes 10 to 12 minutes 13 to 15 minutes... -
Page 30: Controller Information
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Controller Information Machine Indicator Lights Diagnostic Code (numbers) Notes: • Power 1. Retrying means the controller will try at least one • Status more cycle before a manual reset is required. -
Page 31: Operation
If the De-Scale light is on, the machine has determined that it needs to be cleaned. Contact an authorized Scotsman service agent and have the machine cleaned, de-scaled and sanitized. August 2013 Page 31... -
Page 32: System Operation
EH222 and 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: •... -
Page 33: Condensing Unit Component Location
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Condensing Unit Component Location Fan Guard and Fan Coil Compressor Dome Pressure CPR, access valve on inlet High Pressure Cut Out, auto reset at 350 Discharge Pressure By-Pass Valve Receiver... -
Page 34: Refrigeration Details
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Refrigeration Details: The compressor provides the force that circulates transferring latent heat to the evaporator, which refrigerant in the refrigeration system. During freeze, warms it. Ice releases and falls into the bin. The... -
Page 35: Freeze Cycle Sequence Of Operation
4. The compressor and fan motor start and the freezing process begins. Note: The controller is connected to two external relays in the EH222, one for the condensing unit’s compressor contactor and the other for the condensing unit solenoid valves. A separate 24... -
Page 36: Harvest Cycle Sequence Of Operation
Harvest Relay It also connects power to the vapor inlet solenoid valve in the cabinet of the EH222. The vapor inlet solenoid valve and the condenser bypass valve open. The receiver inlet solenoid valve closes. Vapor flows from the condensing unit to the EH222 evaporator inlet. -
Page 37: Control Safeties
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Control Safeties Max freeze time – 45 minutes Restarts When exceeded, the controller will attempt another Power Interruption freeze cycle. If the condition is exceeded again the The controller will automatically restart the ice next cycle, the control will again attempt another machine after adequate voltage has been restored. -
Page 38: Controller Operation
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Controller Operation Control Button Use (from standby - status light off) Test Mode: • Depress Off for 3 seconds, release. Then depress Set purge level, 1-5 (1 is minimum, 5 is maximum) or Clean for 3 seconds. -
Page 39: Service Diagnosis
Check for obstruction in ice delivery chute Condensing unit solenoids do not activate Check solenoid relay in EH222 during harvest Bin full code displayed but bin is not full Check curtain switch and setting of the Vari-Smart adjustment switch... -
Page 40: Service Diagnosis
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Service Diagnosis Problem or Symptom Possible Cause Probable Correction No ice No refrigeration, unit shut down, Check compressor, refrigerant maximum freeze time code charge, and liquid inlet valve. Note displayed... -
Page 41: Service Diagnosis
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Service Diagnosis Problem or Symptom Possible Cause Probable Correction Low capacity Dirty condenser Clean condenser Air temperature intake to Re-orient condenser to avoid hot condenser very high air intake Water temperature intake to ice... -
Page 42: Refrigeration Data
EH222 and Condensing Unit Remote Low Side Cuber Service Manual Refrigeration Data ECC0800 with EH222 90/90/70 Freeze Cycle Suction Pressure in PSIG. Because the CPR limits dome pressure during harvest, check suction pressure at head or ball valve to obtain evaporator pressure. -
Page 43: Refrigerant Recovery
EH222 and 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. -
Page 44: System Isolation
EH222 and 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. -
Page 45: Condenser Coil
EH222 and 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. -
Page 46: Eh222 Schematic Diagram
EH222 and Condensing Unit Remote Low Side Cuber Service Manual EH222 Schematic Diagram LINE HARVEST TRANSFORMER ASSIST SOLENOID HOT GAS VALVE RELAY CONTACTOR RELAY WATER VALVE ELECTRONIC CONTROL WATER SUMP LEVEL TEMP. SENSOR CURTAIN SWITCH 2 THICKNESS PROBE DISCHARGE CURTAIN TEMP. -
Page 47: Eh222 Wiring Diagram
EH222 and Condensing Unit Remote Low Side Cuber Service Manual EH222 Wiring Diagram USE COPPER CONDUCTORS ONLY 1 DASHED LINES INDICATE FIELD WIRING WHICH MUST BE INSTALLED IN ACCORDANCE WITH THE NATIONAL ELECTRICAL 17-3111-01 CODE AND ALL STATE AND LOCAL CODES. -
Page 48: Ecc Three Phase Schematic Diagram
EH222 and Condensing Unit Remote Low Side Cuber Service Manual ECC Three Phase Schematic Diagram August 2013 Page 48... -
Page 49: Ecc Three Phase Wiring Diagram
EH222 and Condensing Unit Remote Low Side Cuber Service Manual ECC Three Phase Wiring Diagram August 2013 Page 49... -
Page 50: Ecc Single Phase Schematic Diagram
EH222 and Condensing Unit Remote Low Side Cuber Service Manual ECC Single Phase Schematic Diagram August 2013 Page 50... -
Page 51: Ecc Single Phase Wiring Diagram
EH222 and Condensing Unit Remote Low Side Cuber Service Manual ECC Single Phase Wiring Diagram August 2013 Page 51... - Page 52 SCOTSMAN ICE SYSTEMS 775 Corporate Woods Parkway Vernon Hills, IL 60061 www.scotsman-ice.com 800-726-8762 800-533-6008...