Cornelius COR20RRTM Refrigerator Kullanım Kılavuzu

Kullanım Kılavuzu için aygıtı Cornelius COR20RRTM Refrigerator

Cornelius COR20RRTM Refrigerator Kullanım Kılavuzu

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REACH-IN REFRIGERATORSCOR20RRTM, COR22RRTM, COR40RRTMD,COR48RRTMD, COR74RRTMTService ManualRe

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SERVICE MANUALThe products, technical information, and instructions contained in this manual are subjectto change without notice. These instructions are not intended to cover all details or variations of the equipment, nor to provide for every possible contingency in the installation,operation or maintenance of this equipment. This manual assumes that the person(s)working on the equipment have been trained and are skilled in working with electrical,plumbing, pneumatic, and mechanical equipment.

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Reach-In Refrigerator Service ManualTABLE OF CONTENTSFeatures of the Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1Cleaning and Preventive Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2How Your Cabinet Operates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Defrost water flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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Reach-In Refrigerator Service ManualPublication Number: 630460272SER- ii -© 2004, IMI Cornelius Inc.

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Reach-In Refrigerator Service ManualFEATURES OF THE UNITHeavy duty condensingunit located on top foreasy-access maintenance.Control panel withtemperature display, door ajarlight, power indicator,condensate switchU.L. compliant electrical componentsHeavy duty hinges with self-closing mechanismStrong body with 2 1/2” thick walls injected withCFC-free polyurethane. Stainless steel frontand exterior sides.Heavy duty shelvesRecessed handles with cylinder lockSolid doors save energy by preventing wa

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Reach-In Refrigerator Service ManualCLEANING AND PREVENTIVE MAINTENANCEWeekly or sooner, as required:1.2.3.Disconnect the power source before cleaning. Remove all products and place in a proper cooler.Clean the interior and exterior with a mild soap or detergent solution and then rinse with a warmbaking soda solution (one cup of baking soda to one gallon of warm water). Dry the interiorcompletely before replacing products.Clean the condenser unit periodically by vacuuming the unit compartment, e

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Reach-In Refrigerator Service ManualHOW YOUR CABINET OPERATESCAUTION - Make sure the power supply is turned off before making any electrical repairs.Defrost water flowYour new cabinet is completely self-defrosting. The frost that collects on the concealed coils isautomatically removed at predetermined intervals. The defrost water on top-mounted condensing unitsflows into a thermostatically controlled electric vaporizer where it is dissipated into the atmosphere. Alldefrost evaporator systems are

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Reach-In Refrigerator Service ManualTemperature controlIf the condensing unit does not run after the power cord is plugged in, check that the temperature controlis in the “on” position. This can be done with an ordinary screwdriver. After the system has operated forseveral hours, the temperature control may be adjusted to suit your needs. Turn it clockwise to make itcolder and counterclockwise to make it warmer. Do not make more than 1/4 turn at one time; then allow itto operate for several

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Reach-In Refrigerator Service Manualleads from the terminals and attach them to the new switch and snap it back in place. Make sure thereare no breaks or bare wires to cause a short before putting the switch back.FIGURE 6LightsThe incandescent light bulb can be replaced by any 40 watt appliance bulb.Temperature controlsCAUTION - Make sure the power supply is turned off before making any electrical repairs.To replace the temperature control:1.Remove the two mounting screws.© 2004, IMI Cornelius

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Reach-In Refrigerator Service Manual2.Pull the feeler bulb from the well which is usually located on the coil or header and pull the leadwires off the control terminals.FIGURE 73.If the temperature control is within the first year warranty and is to be returned for credit, be sure tocoil the tubing neatly and do not kink it or damage the control in any way. No credit can be issued forany parts that arrive in a damaged condition.Replace the control with an exact factory replacement or one equal t

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Reach-In Refrigerator Service ManualFIGURE 8When the coil temperature reaches the proper temperature, the fan(s) will automatically start andcontinue to run until it comes to the defrost cycle. The fan(s) may turn off if the doors are left open toolong during a loading period and the coil becomes warm. Do not call for service until the freezer is givenenough time to come down to the proper temperature. After the unit is put into operation, the fan(s) willcontinue to operate until the storage are

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Reach-In Refrigerator Service ManualBlower fan assemblyTo change the fan blade, remove the speed nut from the threaded shaft. If the fan motor must bechanged:1.Remove the fan blade and lay it carefully aside. Be careful not to bend or damage the blade or it willbecome out of balance.2.Remove the four machine screws around the perimeter of the hole in the baffle. These hold themotor mounting bracket in place. The small rubber washers that eliminate vibration should be savedfor reassembly.Drop the

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Reach-In Refrigerator Service Manual4.Install a new heater element. Be sure to use similar copper wire to install the new element tightlyagainst the coil. Note that there is a bend in the heater element along the center rear. This mustmake good contact with the drain pan or baffle at the drain opening in order to work properly. If itdoes not make good contact, the drain line will freeze up and the defrost water will overflow into thefood compartment during the defrost cycle.Condensing unitThe co

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Reach-In Refrigerator Service ManualWIRING DIAGRAMSCOR20RRTMWHITECOND. UNITSPEAR LINEWHITEGREENBLACKBLACKJUNCTIONBOXWHITEWHITEBLACKWHITELIGHTBULBBLACKBLACKWHITEBLACKREDBLACKBLACKPERIMETER HEATERWHITETEMP. CONTROLWHITEBLACKFAN MOTORBLACKREDREDPUSHBUTTOMFIGURE 11Publication Number: 630460272SER- 10 -© 2004, IMI Cornelius Inc.

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Reach-In Refrigerator Service ManualCOR22RRTMBLACKWHITEBLACKWHITEGREYREDBLACKWHITEGREYREDBLACKWHITEHEATERSWITCHMULLION/CANOPYCONNECTIONPOWERDOORAJARGBWGREENWHITEBLACKGREENBPUSHBUTTOMLIGHTBULBFEEDELECT. BOX4X4WHITEBLACKGREENHEATERS - FASCIASWITCHEVAP.PANCOND.UNITWHITEBLACKGREENREDWHITEWHITEBLACKREDFAN MOTORWHITEBLACKCONTROLREDBAFFLECONNECTIONBLACKFIGURE 12© 2004, IMI Cornelius Inc.- 11 -Publication Number: 630460272SER

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Reach-In Refrigerator Service ManualCOR40RRTMDWHITECOND. UNITSPEAR LINEWHITEGREENBLACKBLACKJUNCTIONBOXWHITEWHITEBLACKWHITEPUSHBUTTOMLIGHTBULBBLACKBLACKBLACKWHITEBLACKBLACKREDBLACKBLACKPERIMETER HEATERWHITETEMP. CONTROLWHITEBLACKFAN MOTORBLACKREDREDPUSHBUTTOMFIGURE 13Publication Number: 630460272SER- 12 -© 2004, IMI Cornelius Inc.

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Reach-In Refrigerator Service ManualCOR48RRTMDBLACKWHITEBLACKWHITEGREYREDBLACKWHITEGREYREDBLACKWHITEHEATERSWITCHMULLION/CANOPYCONNECTIONPOWERBLACKWHITEBLACKWHITEBGPUSHBUTTOMGBWBGREENWHITEBLACKGREENMULLION HEATERSDOORAJARPUSHBUTTOMLIGHTBULBFEEDELECT. BOX4X4WHITEBLACKGREENHEATERS - FASCIASWITCHEVAP.PANCOND.UNITWHITEBLACKGREENREDWHITEWHITEBLACKREDFAN MOTORWHITEBLACKCONTROLREDBAFFLECONNECTIONBLACKFIGURE 14© 2004, IMI Cornelius Inc.- 13 -Publication Number: 630460272SER

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Reach-In Refrigerator Service ManualCOR74RRTMTBLACKWHITEBLACKWHITEGREYREDBLACKWHITEGREYREDBLACKWHITEHEATERSWITCHMULLION/CANOPYCONNECTIONPOWERBLACKWHITEBLACKWHITEBGPUSHBUTTOMGBLIGHTBULBWBPUSHBUTTOMGBWBGREENWHITEBLACKGREENMULLION HEATERSMULLION HEATERSDOORAJARPUSHBUTTOMLIGHTBULBFEEDELECT. BOX4X4WHITEBLACKGREENHEATERS - FASCIASWITCHEVAP.PANCOND.UNITWHITEBLACKGREENREDWHITEWHITEBLACKREDFAN MOTORWHITEBLACKCONTROLREDBAFFLECONNECTIONBLACKFIGURE 15Publication Number: 630460272SER- 14 -© 2004, IMI Cornel

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Reach-In Refrigerator Service ManualTROUBLESHOOTINGPossible causes and solutionsPROBLEMCOMPRESSOR WILL NOTSTARTTHE TEMPERATURE IS TOOCOLD© 2004, IMI Cornelius Inc.POSSIBLE CAUSESOLUTIONNo voltage in the electricalsocket.Use a voltmeter to check thevoltage.The electrical conductor orwires may be cut.Use an ohmmeter to check forcontinuity.Defective electricalcomponents such as:thermostat, relay, thermalprotector, etc.Replace defective components.Thermostat in “off” position.Turn the thermosta

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Reach-In Refrigerator Service ManualPROBLEMTHE TEMPERATURE IS NOTCOLD ENOUGHPOSSIBLE CAUSESOLUTIONThermostat knob is set at avery warm position.Set the thermostat knob to acolder position.Condenser is dirty.Clean the condenser.The refrigerator has beenplaced at an inadequatelocation.The unit must not be nearstoves, walls that are exposedto the sun, or places that lacksufficient air flow.Compressor is inefficient orthere is a high head pressuredue to air in the system.If there is air in the syste

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