Scotsman TDE470 Manuel d'utilisateur

TDE470 Service ManualPurpose of this manual: To provide detailedinstallation and operation instructions; to giveinsights into how the machine works; t

Component Location & FunctionEvaporator. This is a vertical cylinder full of waterand refrigerated. Also in the cylinder is a slowlyrotating auger

Refrigeration System OperationThe TDE470 uses a forced draft condenser,capillary tube and hermetic compressor. Thesystem uses R-134a as a refrigerant.

Water System Operation:The water system consists of a float valve,reservoir and water dispense solenoid valve. Thewater level in the reservoir tank is

Mechanical OperationGeneral:The TDE470 makes, stores and dispenses ice. Italso dispenses water. The ice making portion ofthe machine produces flaked i

Electrical SequenceRefer the wiring diagram as needed.The "Power" light on the board glows wheneverthere is power to the machine (and the ma

Maintenance:Although the ice in this dispenser is completelyuntouched, the water and ice vending systems willneed to be periodically sanitized andde-m

Dispense Area SanitationThe dispense area is made up of the spout, sink,grill and splash panel. It requires periodic cleaningand sanitation.1. The spo

Auger and Bearing InspectionWhile in most areas regular in-place cleaning withScotsman Ice Machine Cleaner will be adequate tokeep the interior of the

Inspection: AugerThe auger is made of stainless steel. It has apolished surface that may be either shinny or dull,but must be smooth. After removal, a

Inspection: Photo-Electric EyesThe photo electric eyes used to "see" the ice buildup in the top of the bin cover must be clean to geta good

Specifications:The standard finish for this machine is paintedenamel. A stainless steel panel kit may be installedat the field level to change the fin

Service DiagnosisPROBLEM POSSIBLE CAUSE PROBABLE CORRECTIONNo ice is dispensed. No ice in bin due to:••No electrical powerCheck/restore power••Overuse

Service DiagnosisPROBLEM POSSIBLE CAUSE PROBABLE CORRECTIONUnusual noiseMineral scale in evaporator Clean water system with icemachine cleaner.Auger c

Explanation of Indicator Light or Reset Position OnBoard Name and Meaning ofLight or ResetWill be On after the second auger motor trip, indicating t

Electrical SystemBin and Water Level SensorsThere are two indicator lights on the control board. The Bin Empty light glows when there is no icebetween

Removal and ReplacementPanels:1. Remove two screws at the back of the top panel.2. Lift up at the back and push the top panelforward to release it.3.

Water SystemThe water system consists of the reservoir andinlet water valve.Reservoir.1. Shut off the water supply.2. Remove the top panel.3. Remove t

Bearings, Water Seal and Auger1. Disconnect electrical power.2. Shut off the water supply.3. Remove the top panel.4. Remove the side panels.5. Drain t

Bearing Replacement:Top Bearing ReplacementIf the inner race is secure, use an arbor press topush the top bearing out of the breaker. If the innerrace

Refrigeration SystemThis ice machine uses R-134a as the refrigerant.This refrigerant has no chlorine, and thereforerequires polyolester type refrigera

Gear Reducer Removal1. Disconnect electrical power.2. Shut off the water supply.3. Remove the top and side panels. 4. Remove the control box cover.5.

To The Installer:A professional installation of any product is criticalto the long term satisfaction of the user. TheTDE470 is designed to be installe

Auger Drive MotorThe windings or top bearing & cover may bereplaced without removing the evaporator or gearreducer from the machine. 1. Disconnect

For The ElectricianElectrical connections:Check the nameplate for voltage and currentrequirements. An electrical cord is not supplied.Connect the TDE4

For The PlumberDrains: The dispenser requires a gravity drain. The pitchon the drain tubes must be at least 1/4 inch fall perfoot of horizontal run. O

Optional Kits:Sink Extension (KDE1A enamel or KDE1A-SSstainless steel):If installed, follow these steps, if not go to step 2. ••A. Unplug or disconnec

Wall Mount Kit (KWB1):Contents:1. Top Case Hanger Bracket: Attaches to the frameof the dispenser.2. Top Wall Bracket: Mounts to the wall andengages th

Final Check List & Initial Start Up1. Is the machine located indoors where thetemperature limitations are not exceeded?2. Is there at least 6"

User OperationThe TDE470 is an automatic ice vending machine.All it requires is cool air, clean water and anadequate supply of electrical power. To Ve