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Related Manuals for Scotsman MDT2
Summarization of Contents
Presentation Topics Overview
Nugget Ice Maker Dispensers
Overview of Topic 1: Nugget Ice Maker Dispensers (MDT5N, MDT6N).
Flaked Ice Maker Dispensers
Overview of Topic 2: Flaked Ice Maker Dispensers (MDT3F, MDT4F).
Cubelet Ice Maker Dispenser
Overview of Topic 3: Cubelet Ice Maker Dispenser (MDT2).
Model Number Scheme Explained
Decoding Model Numbers
Explanation of the structure and meaning of model numbers like MDT5N40A-1J.
MDT5N25 Nugget Dispenser Details
MDT5N40 Model Information
Specifics on the MDT5N40 model, a Nugget Dispenser.
MDT6N90 Nugget Dispenser Features
Large Capacity and Pitcher Filling
Features of the MDT6N90: large capacity and suitability for filling pitchers.
MDT5 and MDT6 Dispensing Stations
Dual Ice and Water Dispensing
Description of the two dispensing stations (Ice and Water) on MDT5 and MDT6 models.
MDT5 Dispensing Operation Guide
How to Dispense Ice or Water
Instructions for dispensing by placing a container in front of the sensor.
Touch-Free Dispensing Technology
Infrared Triangulation Control
Explanation of the infrared triangulation method for touch-free operation.
MDT5 Internal Component Location
Components Behind Upper Front Panel
Identification of control box, reservoir, and ice storage bin.
MDT5 Control Box Components
Control Board and Relays
Details on contactor, compressor relay, and control board functions.
Touch Free Control Board Indicators
Indicator Light Definitions
Explanation of indicator lights: Power, Bin Empty, Off Timer, and No Water.
Touch Free Control Board - Power/Bin Lights
Power and Bin Empty Light Behavior
Description of Power and Bin Empty light behavior.
Touch Free Control Board - Off Timer Light
Off Timer Light Functionality
Explains the Off Timer light and 6-minute restart delay.
Touch Free Control Board - No Water Light
No Water Light Indicator
Details the No Water light indicating a dry water sensor.
Water Level Sensor
Thermistor Type Water Sensor
Description of the thermistor-type sensor for water level.
MDT Bin Level Control System
Electric Eye Bin Level Operation
Explanation of electric eye bin level control using infrared sender/receiver.
MDT5 Bin Cover Sensor Assembly
Infrared Sensor and Mounting Socket
Identification of infrared sensor and mounting socket on MDT5 bin cover.
MDT5 Photoelectric Eye Location
Eyes Within Bin Cover
Specifies photoelectric eyes are located within the bin cover.
MDT Ice Storage Bin Interior
Internal Bin Components
Description of interior parts: chute, vane, and bin bottom.
MDT, TDE & NDE Bin Interior View
Inner Bin Bottom and Dispensing Vane
View into the bin showing inner bin bottom and dispensing vane.
Ice Dispensing Vane Functionality
Vane Operation and Material
Details on vane movement, material, and removal.
MDT5 Bin Bottom Maintenance Access
Removable Bin Bottom for Sanitizing
Bin bottom is removable for sanitizing.
MDT5 Inner Bin Bottom Removal View
View With Inner Bin Bottom Removed
View of MDT5 after inner bin bottom removal.
MDT6 Dispensing Door Mechanism
Solenoid Operated Door
MDT6 is unique for its solenoid-operated dispensing door.
MDT6 Hopper Top View
Top View of the Hopper
Top view of the MDT6 hopper's internal configuration.
MDT Reservoir Water Control
Float Valve and Water Level Sensor
Reservoir float valve and thermistor water level sensor.
Ice Making Components Comparison
Nugget Ice Maker Components
Ice making section details compared to modular nugget ice makers.
Auger Removal Procedure Steps
Initial Auger Removal Steps
Steps to remove auger: chute cover, ice sweep.
MDT5/MDT6 Ice Sweep Removal
Visual of Ice Sweep Removed
Image showing MDT5/MDT6 with ice sweep removed.
MDT5/MDT6 Top Bearing Maintenance
Checking Top Bearing Lubrication
Guidance on checking top bearing lubrication.
MDT5/MDT6 Auger and Breaker Removal
Removing Auger and Breaker Assembly
Steps to remove auger/breaker: hex bolts, loosen stud.
MDT5/MDT6 Auger Removal Technique
Proper Auger Removal Method
Instruction to pull auger UP for removal.
MDT5/MDT6 Auger Construction Details
Auger Design Features
Auger design: double-spiral, segmented flights, base flats.
MDT Auger Water Seal Design
Face Type Water Seal Operation
Face-type water seal: rotating/stationary parts, sealing mechanism.
MDT5/MDT6 Top Bearing Construction
Top Bearing Functionality
Top bearing handles thrust, seating, double row, seals.
General Maintenance Procedures
Cleaning, Sanitizing, De-scaling
Cleaning auger/evaporator, sanitizing system, de-scaling.
Auger Service: Scale Identification
Scale Accumulation on Auger
Visual of scale build-up on auger indicating maintenance.
MDT Touch-Free Sensor System
Sensor Mounting and Switch Function
Sensor attachment, foam cover, replacement, switch function.
MDT5/MDT6 Accessible Components
Parts Accessible Post-Splash Panel Removal
Lists accessible parts: condensing unit, access valves, bin drive motor.
MDT5 Dispense Drive Motor Details
Dispense Drive Motor Visual
Image of MDT5 dispense drive motor.
MDT5/MDT6 Refrigeration Specifications
Refrigerant and Pressure Data
R-404A refrigerant, low side and discharge pressures.
Product Update Information
Compressor and Ice Chute Revisions
New compressor (late 2010), ice chute (Nov 2010).
MDT Series Product Summary
Key MDT Model Characteristics
MDT/TDE Touch-Free, electric eye, nugget ice.
Topic 2: Flaked Ice Maker Dispensers
MDT3F12 and MDT4F12 Models
Introduction to Flaked Ice Maker Dispensers: MDT3F12, MDT4F12.
MDT3F and MDT4F Key Features
Compact Flaker Dispenser Attributes
MDT3F/MDT4F: compact, touch-free, taller cabinet, quieter.
MDT Model Series Overview
MDT2, MDT3F, MDT4F Model Details
MDT2 (cubelet), MDT3F/MDT4F (flaked), R-134a, controls.
Ice Dispensing Process Visual
Visual of Ice Dispensing Mechanism
Visual of the ice dispensing mechanism.
MDT3 and MDT4 Mounting Options
Counter-Mounted Design and Wall Kit
MDT3F/MDT4F counter-mounted, sealing gaskets, optional wall mount.
MDT3 and MDT4 Base Sealing
Sealing Gasket at Cabinet Base
Close-up of sealing gasket at MDT3/MDT4 cabinet base.
Touch Free Control Board Functions
Control Board Operations Explained
Control board role: ice making, ice dispensing, water dispensing.
MDT3 and MDT4 Water System Controls
Water Control and Level Sensing
Water control, float valve, thermistor water level sensor.
MDT3 and MDT4 Refrigeration and Service Access
R-134a Compressor and Access Valves
Tecumseh R-134a compressor, service access valve location.
MDT3 and MDT4 System Pressure Specs
R-134a Suction and Discharge Pressures
R-134a suction (11-13 PSIG) and discharge (120-135 PSIG) pressures.
Comprehensive Maintenance Guide
Cleaning, Sanitizing, Mechanical Checks
Cleaning auger/evaporator, sanitizing system, condenser cleaning, bearings, coupling.
Flaker Service: Evaporator Scale
Scale Inside Evaporator
Visual of scale inside flaker evaporator needing cleaning.
Flaker Service: Auger Scale
Scale on Flaker Auger
Visual of scale on flaker auger indicating maintenance.
Bearing and Auger Kit Updates
New Bearing and Auger Kit Designs
New top bearing, water seal, auger kit; production change May 2010.
Topic 3: Cubelet Ice Maker Dispenser
MDT2C12 Model Overview
Introduction to MDT2C12 Cubelet Ice Maker Dispenser.
MDT2C12 Cubelet Dispenser Features
Cubelet Ice, Touch-Free Operation
MDT2C12: cubelet ice, portion control, touch-free, air cooled.
Cubelet Ice Form Definition
Visual of Cubelet Ice
Visual representation of cubelet ice.
MDT Electronic Controls and Sensors
Sensors for Ice Making Control
Sensors for ice making: ice level, water level, temps, auger.
MDT2 Water System Schematic
Water Level and Float Valve Diagram
Diagram of MDT2 water level control and float valve.
MDT2 Water Level Sensing Components
Water Level Sensor & Conductivity Probes
MDT2 water level sensor and conductivity probes.
MDT2 Ice Level Sensing Method
Infrared Sensors for Ice Level Detection
View of infrared sensors for ice level detection.
MDT2 Evaporator Temperature Monitoring
Evaporator Sensor Location and Purpose
MDT2 evaporator sensor location and purpose.
MDT2 Condenser Temperature Monitoring
Condenser Sensor Location and Purpose
MDT2 condenser sensor location and purpose.
MDT2 Auger Rotation Detection
Magnetic Sensor for Auger Rotation
MDT2 magnetic sensor for auger rotation.
MDT Water Reservoir Components
Float Valve and Water Level Sensor
MDT water reservoir float valve and water level sensor.
MDT2 Mechanical Auger Coupling
Auger Coupling Slip Function
MDT2 auger coupling slips when motor runs backwards.
MDT2 Bearing Assembly Components
Top Bearing, Thrust Washer, Water Seal
MDT2 bearing assembly components: top bearing, thrust washer, water seal.
MDT2 Auger Specifications
Stainless Steel Auger Details
MDT2 auger is stainless steel, shown attached to breaker.
MDT2 Breaker Assembly Details
Breaker Function and Alignment Bushing
MDT2 breaker: ice extrusion, top bearing, alignment bushing.
MDT2 Control Board Indicator Lights
Six Indicator Lights Defined
MDT2 control board: six indicator lights and their meanings.
MDT2 Control Board: Power Up Status
Power Up Indicator Light Configuration
MDT2 power up lights: Bin Empty, Power.
MDT2 Control Board: Normal Operation
Normal Operation Indicator Light Configuration
MDT2 normal operation lights: Bin Empty, Power.
MDT2 Control Board: High Condenser Temp Error
High Condenser Temp Error Lights
MDT2 high condenser temp error lights.
MDT2 Control Board: Auger/Evap Temp Error
Auger/Evap Temp Error Lights
MDT2 auger motor or high evaporator temp error lights.
MDT2 Control Board: No Water Status
No Water Indicator Light Configuration
MDT2 no water condition lights.
MDT2 Control Board: Bin Full Status
Bin Full Indicator Light Configuration
MDT2 bin full status lights.
Scotsman Ice Systems Product Lines
Overview of Scotsman Product Categories
Lists main product categories offered by Scotsman.
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