Cornelius I Series Spécifications Page 1

Service / Training ManualIMI Cornelius Inc.Corporate HeadquartersOne Cornelius PlaceAnoka, MN 55303–6234U.S.A.Date of Publication: November 26, 2001P

TP00952November 26, 2001 5 INSTALLATION INSTRUCTIONSInstallation and start up of the equipment should be performed by the distributor or the dealer’s

TP00952November 26, 20016DISPENSER INSTALLATION1. Order the proper cuber/dispenser adaptor kit. This package include gasket material, a hold-downbrack

TP00952November 26, 2001 7PLUMBING CONNECTIONS1. All plumbing lines and connections must conform to local and national plumbing codes.2. Line shut-off

TP00952November 26, 20018Preventative Maintenance SequenceThe installation is not complete until you are sure the owner-operator understands the cuber

TP00952November 26, 2001 9CLEANING PROCEDURESApproved ice machine cleaners by brand names:S Calgon Nickel Safe (green color only)NOTE: Failure to use

TP00952November 26, 200110PREP – CLEANING PROCEDUREUse ice machine cleaner on a coarse-surface cloth material (such as terry cloth) and wipe down the

TP00952November 26, 2001 11SANITIZING THE WATER SYSTEM AND THE EVAPORATORNOTE: To be performed only after cleaning the ice machine:1. Turn the power s

TP00952November 26, 200112OPERATIONSUNIT SELECTION1. The unit selection dip switches tell the microprocessor the correct water level difference for ha

TP00952November 26, 2001 13START UP SEQUENCE (PRIMARY)1. Check all connections.2. Water pan must be empty at the start of the initial fill cycle.3. Tu

TP00952November 26, 200114FIGURE 8FREEZE CYCLE1. Ten seconds after the fill valve turns off, the microprocessor records the water level.2. Using the r

TP00952November 26, 2001 15ADJUSTING BRIDGE THICKNESSFor optimum ice production and maximum cube separation, the ice connecting the individual cubessh

TP00952November 26, 200116CRSWATER DUMPCONTACTORWATERMCONTROL(W/C ONLY) HIGH PRESSUREMFAN MOTORVALVECORDCOMPRESSORCAPACITORSTARTCOMPRESSORSTART RELAY

TP00952November 26, 2001 17LED INDICATORSThe LEDs are board circuit indicators. If the LED in the functional board circuit is complete, check compo-ne

TP00952November 26, 200118Curtain OpenYellow LED off Right evaporator curtain open.Yellow LED off Left evaporator curtain open.Prechill ModeCondenser

TP00952November 26, 2001 19CLEAN CYCLE1. The clean cycle can only be initiated during the 45 second hot gas cycle in Secondary Start Up.2. The clean c

TP00952November 26, 200120SAFETYSAFETY FEATURES1. Water Fill Time Out2. Maximum Freeze Time Out3. Harvest Time Out4. Bin Full Delay5. Low Condenser Te

TP00952November 26, 2001 21MAXIMUM FREEZE TIME OUT1. At the beginning of the prechill cycle, the microprocessor starts a timer.2. If the timer reaches

TP00952November 26, 200122BIN FULL DELAY1. During the harvest cycle if the microprocessor does not recognize all proximity switch circuits close 5seco

TP00952November 26, 2001 23COMPONENT FUNCTION (CIRCUIT BOARD, ETC.)SENSORSCondenser sensor (WHITE) is a thermistor rated at 2618 ohms to 3032 ohms at

TP00952November 26, 200124NOTE: The sensor controls the condenser fan cycling from 88/100 degree Fahrenheit. Thus anydefects in the condenser circuit

iTABLE OF CONTENTSProduct Preview 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preview Questions 1. . . . . .

TP00952November 26, 2001 25WATER REGULATING VALVEThe water regulating valve is used on water-cooled cubers only. The valve is installed in the condens

TP00952November 26, 200126MOISTURE CONTAMINATIONWith the major changes in refrigerants in today’s marketplace and the use of hydroscopic oils the cont

TP00952November 26, 2001 27COMPRESSOR & STARTING COMPONENT CHECK-OUT PROCEDUREWhen a compressor fails to start or run properly, it is normally the

TP00952November 26, 200128Compressor1. Using an ohm meter, check for continuity from compressor terminal C to R and C to S. If the com-pressor is hot,

TP00952November 26, 2001 29SYSTEM EVACUATION & RECHARGINGShould service work ever be required on a product where the sealed refrigeration is opene

TP00952November 26, 200130REFRIGERANT DEFINITIONS (ASHRAE 3-1990)RECOVERYTo remove refrigerant in any condition from a system and store it in an exter

TP00952November 26, 2001 31TROUBLESHOOTINGIMPORTANT: Only qualified personnel should service internal components or electrical wiring.Trouble Probable

TP00952November 26, 200132Trouble Probable Cause RemedyCOMPRESSOR RUNS BUTDOES NOT COOL, CIRCUITBOARD INDICATOR LIGHTS“ON”A. Low charge. A. Leak check

TP00952November 26, 2001 33Trouble Probable Cause RemedyLONG HARVEST CYCLES A. Ice weight set too light. A. Adjust bridge per adjustmentinstructions.B

TP00952November 26, 200134Trouble Probable Cause RemedyLEAKING WATER PAN A. Damaged water pan. A. Replace water pan (see KitInstructions, number below

iiFreeze Cycle 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Harvest Cycle 14. . . . .

TP00952November 26, 2001 35AIR COOLED CONDENSERFAN BLADESFAN MOTORHEAT EXCHANGERFILTER/DRIERCOMPRESSORLOW SIDESERVICEVALVEREFRIGERATION AND WATER SYST

TP00952November 26, 200136WATER REGULATING VALVEWATER-COOLED CONDENSERFILTER/DRIERWATER INLETHEAT EXCHANGERPRESSURESWITCHLOW SIDESERVICEVALVEHIGH SIDE

TP00952November 26, 2001 37XTREME ICE – KITSBIN STAT KIT, P/N 630000408Installation InstructionsThese Bin Stat kits apply to all “X” Series Ice makers

TP00952November 26, 200138COILTHERMOSTAT KIT ASY631500074ELECTRICAL BOX ASYTO CHASSIS BASESCREW TC 08–32TO CIRCUIT BOARDFIGURE 18

TP00952November 26, 2001 39UnitStackSwitchesBin1InComOut2SwitchLH Evap.SelectionSwitchSwitchRH Evap.NSSN435OnS3–2S3–1OffOnTransformerYLTriacYLYLYL(Man

TP00952November 26, 200140CAPILLARY TUBEBIN STAT SUPPORTSEE DETAILADETAIL ASCALE 1:2INSERT COIL AROUNDBIN STAT SUPPORT8–32 HEX BIN STATSUPPORTNUTFIGUR

TP00952November 26, 2001 41REMOTE CONDENSERSInstallation InstructionsUNIT1/4-20 SCREWLEGBRACELEGFIGURE 211. Follow the standard installation instructi

TP00952November 26, 2001423. Remote condenser electrical hook-up:A. Connect remote condenser to a power source (208/230VAC, 60 HZ) separate from the c

TP00952November 26, 2001 43REMOTE CONDENSER LOCATION1. Physical Line-Set Length: 55 Ft. Maximum [16.764 meters]The ice machine compressor must have th

TP00952November 26, 200144b. Insert measured drop (D) into formula and multiply by 6.6 to get a calculated drop (SeeFigure 26).example: A condenser lo

iiiCapacitors 27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Compressor 28. . . .

TP00952November 26, 2001 454. Connection of Line-SetA. Remove the plastic caps from the line-set, the condenser, and the ice machine.B. Apply refriger

TP00952November 26, 200146The normal flow pattern through the headmaster is from the condenser port to the receiver port. Whenthis flow pattern is una

TP00952November 26, 2001 47EVACUATIONMANIFOLD SETOPENRECEIVEROPENRECEIVEROUTLETVALVEOPENVACUUMPUMPELECTRONICSCALECHARGINGCYLINDERCLOSEDCLOSEDLOW SIDES

TP00952November 26, 200148THIS PAGE LEFT BLANK INTENTIONALLY

TP00952November 26, 2001 49IMI CORNELIUS INC.CORPORATE HEADQUARTERS:One Cornelius PlaceAnoka, Minnesota 55303-6234(763) 421-6120(800) 238-3600

TP00952November 26, 2001 1PRODUCT PREVIEWPREVIEW QUESTIONSCheck your current knowledge by taking a few minutes to answer the following questions:1. Do

TP00952November 26, 20012MODEL AND SERIAL LOCATIONXTREME ICE MACHINECondenser Discharge AirDeflector (as required)*Bin Adapter (as required)*Model/Ser

TP00952November 26, 2001 3SPECIFICATIONSThe following table contains equipment specification information for the Xtreme Ice Machine.ModelXAC322/330XWC

TP00952November 26, 20014GENERALFREIGHT DAMAGE CLAIMS PROCEDUREThe deliverer of your equipment (freight company, distributor or dealer) is responsible