Scotsman Eclipse Series Technical Training Manual
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Scotsman Eclipse Series Technical Training Manual

Scotsman Eclipse Series Technical Training Manual

30 inch wide modular cubers
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30 Inch Wide Eclipse
Technical Training
Technical Training
Modular Cubers

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Summary of Contents for Scotsman Eclipse Series

  • Page 1 30 Inch Wide Eclipse Technical Training Technical Training Modular Cubers...
  • Page 2 Eclipse 1300 2000 Eclipse 1300 2000 • Ice Making Head – CME1386 – CME1686 • Compressor Package – CP1316 – CP2086 • Condenser – ERC1086 – ERC2086...
  • Page 3 The Eclipse System The Eclipse System • The remote system is made up of three parts: – Ice Making Section or Head Unit - 115 volt – Compressor Package - 208-230 volt – AC Condenser - 208-230 volt • Flexible Modular System –...

  • Page 4: Ice Making Section

    Ice Making Section Ice Making Section • 30” Wide Head Units • CME1386 or CME1686 or CME2086 – Remote Low Side – CM technology • Water and Control Systems • Rotomolded freezing compartment...
  • Page 5 Ice Making Section Ice Making Section • Refrigerant Suction Line Vapor Connections – Vapor – Liquid Liquid – Suction...
  • Page 6 Ice Making Section Ice Making Section • Ice making compartment • Five or Six evaporators – CME1386 has 5 – CME1686 and CME2086 have 6...
  • Page 7 Vapor Inlet Valve Vapor Inlet Valve • Purpose: Opens during harvest to allow vapor to enter the evaporators • 24 volt coil...
  • Page 8 One TXV One TXV • Single externally equalized valve – Meters refrigerant through a distributor...

  • Page 9: Water Pump

    Water Pump Water Pump • 115 volt pump • Same for all three • Pedestal type • Pump motor separated from reservoir – Keeps motor drier – Motor cap keeps condensation off motor...
  • Page 10 Controller Controller ™ • AutoIQplus • Uses sensors for – ice harvest, – bin full indications – water reservoir temperature – water level • Controls freeze and harvest cycles...
  • Page 11 CME Electrical Box CME Electrical Box • Transformer 115 to 24, 85 VA • Purge valve timer • Control wire connection nearby – Wire routes to compressor package – Controls contactor and Box purposely mounted at an angle solenoid valves...
  • Page 12 Evaporator Covers Evaporator Covers...
  • Page 13 Freezing Compartment Freezing Compartment Front Ice Sensor Cube Deflector Water Trough...

  • Page 14: Temperature Sensors

    Temperature Sensors Temperature Sensors • Two sensors – Water • In pump discharge hose • Used to check water temp for anti-slush and refrigeration system operation – Liquid • Used to determine which pre-set time for first harvest Liquid Line cycle –...

  • Page 15: Inlet Water Valve

    Inlet Water Valve Inlet Water Valve • Opens to add water and fill reservoir – Adds water during harvest – Fills at beginning of freeze – Refills once more during freeze...

  • Page 16: Purge Valve

    Purge Valve Purge Valve • Opens to drain the reservoir during harvest • Controlled by purge valve timer...
  • Page 17 Ice Sensors Ice Sensors • Infrared sensors – Located at the ice outlet port – Create a light curtain – Harvesting ice triggers the sensor...

  • Page 18: Bin Thermostat

    Bin Thermostat Bin Thermostat • CME1386, CME1686 and CME2086 are all equipped with a bin thermostat. • Thermostat routes through hole in base.
  • Page 19 Bin Thermostat Bin Thermostat • Thermostat bulb must be mounted to the bracket • The bracket mounts to the bottom of the ice machine...
  • Page 20 Compressor Package Compressor Package • Two models – CP1316 • Reciprocating compressor – CP2086 • Scroll compressor...
  • Page 21 CP Unit CP Unit Condenser Bypass Valve Headmaster Low Side Access Valve Receiver CPR Valve High Pressure Cut Out - Auto Reset...

  • Page 22: Access Valves

    Access Valves Access Valves Low Side: Compressor Suction Receiver Liquid Outlet High Side: Compressor Discharge...

  • Page 23: Crankcase Pressure Regulator

    Crankcase Pressure Regulator Crankcase Pressure Regulator • CPR valve restricts compressor dome pressure during harvest – 55 to 60 PSIG – Pre-set - don’t adjust...
  • Page 24 Condenser Bypass Valve Condenser Bypass Valve • Normally Closed, opens during harvest • Bypasses condenser coil and directs discharge gas to vapor line...
  • Page 25 Headmaster Headmaster • Maintains discharge pressure during freeze • Active at any temp below 70 – Rated at 217 PSIG, freeze cycle pressure may be between 220 and 250 during cold ambient operation...
  • Page 26 Liquid Inlet Valve Liquid Inlet Valve • Normally Open, closes during harvest • Controls liquid flow into receiver • Isolates refrigerant in condenser during harvest • Improves cycle time...
  • Page 27 Receiver Receiver • Shipped with system charge • Three ports Liquid Out Liquid In – Liquid inlet – Liquid outlet – Vapor outlet Vapor Out...

  • Page 28: Electrical Box

    Electrical Box Electrical Box Toggle Switch • Toggle switch controls condensing unit • Control Wire connection from Ice Making Section to control the system • Electrical power connected at contactor • Remote condenser fan connects at contactor Control Wire Connection...
  • Page 29 CP2086 CP2086 • Scroll compressor • Three Phase – Supply wiring can make it start backwards – To fix, switch two power leads • Single Phase – Always starts with the correct rotation – Can reverse after power interruption – Time delay relay in circuit to prevent reversal...
  • Page 30 CP2086 Single Phase CP2086 Single Phase Transformer • Compressor protection circuit – 24 volt transformer – 24 volt relay – Time Delay Relay • Power interruption of as little as 15 milliseconds causes relay to shut compressor off for 30 seconds •...

  • Page 31: Scroll Compressor

    Scroll Compressor Scroll Compressor • Oil sight glass and oil drain / fill port • Don’t add oil! – Oil level will change during each cycle – Ranges between 1/3 & 1/2 full...
  • Page 32 Condensers Condensers • Two models - ONLY for Eclipse – ERC1086 - used with CP1386 and CP1686 – ERC2086 - only used with CP2086 • No headmaster in condenser – Headmaster is in CP unit • Swivel nut connections for CP unit –...

  • Page 33: System Installation

    System Installation System Installation • Three systems, single and three phase for each – 1300 – 1600 – 2000 • Must match components to create system...
  • Page 34 System Installation System Installation • 1300 - – CME1386, CP1316, ERC1086 • 1600 - – CME1686, CP1316, ERC1086 • 2000 - – CME2086, CP2086, ERC2086 • CP units may also be connected to approved central condenser coil using tubing kit RTE10 –...

  • Page 35: Equipment Location

    Equipment Location Equipment Location • CME can be above or below condensing unit – If above, limit is 15 feet • Pre-charged lines are used – 3 tubes per set – 20, 50 and 75 foot only – No extra refrigerant charge required –...

  • Page 36: Other Configurations

    Other Configurations Other Configurations Approved Central Condenser Coil RTE10 Line Set CP Unit 3RTE Line Set Ice Making Head...

  • Page 37: Condensing Unit

    Condensing Unit Condensing Unit • Modular system - connect CP to ERC • Assemble on roof or ground • ERC has back legs and two braces – Assemble legs and braces to condenser • Connect wires to junction • Place ERC on back of CP - lip on CP holds ERC up...
  • Page 38 Condensing Unit Condensing Unit • Fasten CP to ERC • Connect liquid and discharge line connections • Route wire to CP control box and connect to contactor...

  • Page 39: Quick Connects

    Quick Connects Quick Connects Partial Assembly, One Thread Showing Status: Not Ready, diaphragms partially pierced...
  • Page 40 Quick Connects Quick Connects Partial Assembly, Threads are Flush Status: Not Ready, diaphragms pierced but connection not leak proof.
  • Page 41 Quick Connects Quick Connects Completed Assembly Status: Ready, diaphragms fully pierced and joint is leak proof...
  • Page 42 Line Set Line Set • Three tubes • Reversible • CME routing determines which end goes to CME – Out the back - use double-bend ends at Ends for out the Ends for – Out the top - use single CME top out the 90 degree ends at CME...

  • Page 43: Line Set Installation

    Line Set Installation Line Set Installation • Route lines in two groups – Liquid and Vapor – Suction separately for ease of routing • 3/4” tube requires careful handling – Check for holding charge before installation – Route control wire with line set –...
  • Page 44 Install CME Install CME • Flush against wall Vent Tube capability • Drains left or back • Route refrigeration Drain Fitting tubes out the top for flush installations • 115 volt unit, cord provided...

  • Page 45: Utility Connections

    Utility Connections Utility Connections • Attach water inlet • Attach drain - 3/4” • Connect refrigerant tubing. Add foam tape/cork tape to suction line nut • Secure unit at sides or back with provided strap-clips...
  • Page 46 Condensing Unit Condensing Unit • Connect precharged lines – Use refrigerant oil – Use two wrenches to prevent quick- connect diaphragm damage from rotating tube • Connect control wire • Connect power, check voltage...

  • Page 47: Initial Start-Up

    Initial Start Up Initial Start Up • Check installation – Power – Water – Drain – Tube Routing • No soak out needed – Plug in CME unit – Check EEPROM code – Push Freeze to start...
  • Page 48 Start Up Start Up • CME unit – Opens & closes Purge Valve – Fills with water – Switches on Pump – Switches on Condensing Unit • Compressor and fan begin to operate • Adjustments – Purge is adjustable...
  • Page 49 Operation Control System Operation Control System • control system – Water level sensor for • Reservoir water fill • Freeze cycle termination – Ice sensors to sense • Ice harvest – Controller determines cycles and operates components • Uses water level to determine freeze cycle length •...

  • Page 50: Control Details

    Control Details Control Details • Water level sensor – Two photo-electric eyes in housing – Top eye blocked tells controller water level is – Bottom eye blocked tells controller water reservoir is full...
  • Page 51 Control Details Control Details • Ice sensors - photo- eyes – Located at bottom of ice drop zone – One side is an emitter, the other a detector – Creates a light curtain that can sense groups of cubes falling during harvest...

  • Page 52: Operation

    Operation Freeze Operation Freeze • Similar to conventional remote ice cubers – Condensing unit forces liquid refrigerant to the ice making section • TXV meters refrigerant all evaporators – At a pre-determined water temperature, the pump stops for 30 seconds –...
  • Page 53 Operation Harvest Operation Harvest • Eclipse features Cold Temperature Harvest – Condensing Unit may be located outside • Temperature Range between -20 and 120 F. • Receiver is with the condensing unit • Vapor line connects discharge gas and receiver vapor to vapor inlet line in ice making section •...
  • Page 54 Operation Harvest Details Operation Harvest Details • Vapor inlet valve opens • Condenser bypass valve opens • Receiver inlet valve closes • Purge valve opens • Pump stops for a time then restarts to purge the reservoir of water • Purge valve closes after 40 seconds •...
  • Page 55 Operation Harvest Control Operation Harvest Control • Controller begins timing harvest • Ice falling interrupts the signal from the ice sensor emitter to the receiver – The time of that interrupt is recorded by the controller – The last time the controller receives an interrupt signal is saved as the cube release time –...
  • Page 56 Operation Operation • Freeze Cycle Time (90/70): – 1300 - 16 to 17 minutes – 1600 - 17 to 18 minutes – 2000 - 12 to 13 minutes • Harvest Cycle Time (90/70) – 1300 - 2 minutes – 1600 - 1 1/2 to 2 minutes –...
  • Page 57 Condensing Unit Condensing Unit Condenser Bypass Valve Headmaster Liquid Inlet Valve (N.O.) Compressor...

  • Page 58: Ice Making Section

    Ice Making Section Ice Making Section Suction Vapor Liquid Vapor Inlet Valve Distributor Distributor Tubes Evaporators...

  • Page 59: System Pressures

    System Pressures System Pressures • Freeze Cycle – Rapid Pull Down to between 50 and 40 PSIG – Gradual Pull Down to • 1300 30 to 34 PSIG • 1600 35 to 37 PSIG • 2000 23 to 25 PSIG just before Harvest –...
  • Page 60 System Pressures System Pressures • Harvest Cycle – At the ice making section, low side pressure rapidly increases to 90 - 95 PSIG or higher in hot ambient conditions – At the CP unit compressor access valve, dome pressure is limited by the CPR valve to 55 - 60 PSIG during harvest...
  • Page 61 System Pressures System Pressures • CP Unit – Discharge during low ambient freeze will be about 240 PSIG – Discharge during harvest will be about 100 PSIG – High Pressure Cut Out opens at 450, closes at 350 PSIG...

  • Page 62: Maintenance

    Maintenance Maintenance • De-lime with Scotsman Ice Machine Cleaner – Push & release clean button – Pour in 24 ounces of ice machine cleaner – Clean for 10 minutes, then push and release clean button again, wait 20 minutes and shut unit off •...

  • Page 63: Service Diagnosis

    Service Diagnosis Service Diagnosis • What happens if? • Vapor Inlet Valve Does Not Open – Vapor line hot – Discharge pressure increases – Low side pressure does not change – No ice release - large slabs of ice – 2 blink refrigeration light...
  • Page 64 Service Diagnosis Service Diagnosis • What happens if? • Control wire becomes unplugged – CP unit does not operate – Exceeds maximum freeze time • Controller shows continuous refrigeration diagnostic light...
  • Page 65 Service Diagnosis Service Diagnosis • What happens if? • Condenser by pass valve does not open – High pressure cut out opens • Note: High discharge pressure during harvest will not be present at liquid connection – Ice may release, but slowly...
  • Page 66 Service Diagnosis Service Diagnosis • What happens if? • Receiver inlet valve does not close during harvest – Very little change • If it sticks closed – Hi discharge pressure cut out opens – Controller shows continuous diagnostic light...
  • Page 67 Service Diagnosis Service Diagnosis • What happens if? • Headmaster is stuck in bypass – Very little liquid flow to TXVs – Long freeze cycle – Controller shows continuous refrigeration diagnostic light...
  • Page 68 Service Diagnosis Service Diagnosis • What happens if? • There is a refrigerant leak – No change until refrigerant level drops below the operational threshold for the ambient • Headmaster will try to maintain minimum discharge pressure - but will be hissing as gas flows through •...
  • Page 69 Service Diagnosis Service Diagnosis • What happens if? • There is no water to the ice making section – Water is part of the recipe for ice! – Controller will stop unit operation but retry filling every 20 minutes until water is restored...
  • Page 70 Service Diagnosis Service Diagnosis • What happens if? • The purge valve leaks through – May result in small cubes – Short freeze cycle – May have long harvest cycle...
  • Page 71 Service Diagnosis Service Diagnosis • What happens if? • The inlet water valve leaks through – Keeps adding water (heat load) to reservoir – Result is a long freeze cycle...
  • Page 72 Service Diagnosis Service Diagnosis • What happens if? • The condenser fan stops – CP unit’s hi pressure cut out will open – Maximum freeze time will be exceeded – CME unit will shut system off – Controller will display continuous refrigeration diagnostic light...
  • Page 73 Service Diagnosis Service Diagnosis • What happens if? • The CPR valve fails – Pressure during harvest will not be at the pre-set point • 55 to 60 PSIG – Will not hold an adjustment – No external symptom • CPR setting should be checked if compressor is replaced...
  • Page 74 Service Diagnosis Service Diagnosis • What happened if? • The controller is showing a one blink refrigeration diagnostic light – This indicates that the ice harvest was very slow and the controller timed-out on maximum harvest time – Ice was sensed by the control system –...
  • Page 75 Service Diagnosis Service Diagnosis • What happened if? • The controller is showing a two blink refrigeration diagnostic light – This indicates that the ice harvest was very slow and the controller timed-out on maximum harvest time – Ice was NOT sensed by the control system –...
  • Page 76 Service Diagnosis Service Diagnosis • What happened if? • The controller is showing a continuous refrigeration diagnostic light – Maximum freeze time exceeded – Dirty condenser coil – Fan motor inoperative...
  • Page 77 Service Diagnosis Service Diagnosis • What happened if? • The controller is showing a two blink water diagnostic light – Slow or no water fill • Possible clogged water filters – Low water level - leaks out – Water level sensor not working or harness connection poor...
  • Page 78 Service Diagnosis Service Diagnosis • What happened if? • The controller is showing both diagnostic lights on continuously – This indicates that the temperature sensors are not working or not plugged in. They need to be plugged back in or replaced. –...
  • Page 79 Summary Summary • Eclipse is a three part ice making system – Ice making head – Compressor Package – Condenser • There are 6 systems – 600 – 800 – 1000 – 1300 – 1600 – 2000...

This manual is also suitable for:

Eclipse 1600Eclipse 2000Eclipse 1300

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