Scotsman SCN60 - Manuals

Familiarization The control panel is visible when the door isopened. It has three indicator lights and twoswitches. The model and serial number plate is located onthe bottom of the control panel box. The Bin Lightand Ice Level Sensor are also visible from thatangle, as is the Ice Chute. The Scoop Ho...

Door Panel Attachment May 2011 Page 7 SCN60Installation and Use Gasket ScotsmanDoor Panel Cover Machine Screw Use Upper Hole at the Top Use Lower Hole at the Bottom Hole Plug

Door Swing The door swing is reversible. The door can be attached to open with hinges onthe left or right using new hinge brackets shippedloose in the ice bin. Retain all screws for re-use. To change: 1. Remove hinge cover and innermost screwholding each hinge to cabinet, loosen the other. 2. Slide ...

Plumbing - Pump Model Drains There are two types of ice machine models, onethat drains by gravity and one that has an internaldrain pump. Drain Pump Model drain installation 1. Locate the coil of 3/8” ID plastic drain tubingsecured to the back of the unit. 2. Route the plastic drain tube from the ba...

Plumbing: Gravity Drain Model Caution: Restrictions in the drain system to themachine will cause water to back up into the icestorage bin and melt the ice. Gravity drain tubingmust be vented, have no kinks and slope to thebuilding drain. Air gaps are typically required bylocal code. 1. Place the ice...

Electrical and Start Up The ice machine is supplied with a power cord. Donot remove the grounding pin from the cord’s plug.Do not use extension cords. Follow all codes. Connect the machine to its own 115 volt, 15 ampcircuit. 1. If the electrical outlet for the ice maker is behindthe unit, plug in th...

Use No special instructions are needed for use. Justtake as much ice as you need, the machine willreplace it. A scoop is provided, and it can be storedin the machine using the loop of tubing on the rightside as a holder. The machine can be shut off anytime by justpushing and releasing the On/Off but...

Maintenance Scotsman strongly recommends regular maintenance of this ice machine. During normal operation mineral scale that is in the water supplywill gradually build up on the ice making surfaces.That build up can cause excessive loading of theice making system, which can cause prematurefailure. R...

How to remove scale from the ice making system. Cleaning this machine involves adding a solution ofscale remover and water to the ice machine andcontinuing to add it as it makes ice. The scaleremover must be diluted to the correct ratio. Asquirt bottle will make adding the scale removermuch easier w...

11. Press and HOLD both the Clean-Reset andOn/Off buttons for 5 seconds. The Time to Cleanlight will blink on and off. 12. The auger motor alone will be operating for 10minutes, after that the compressor will start and inabout 5-8 minutes the machine will start to makeice. The Time to Clean light wi...

SCN60 service This section contains information for the serviceand repair of the SCN60 ice machine. May 2011 Page 1 SCN60Service Service Table of Contents SCN60 service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 1 Components: . . . . . . . . . . ...

Evaporator and Auger May 2011 Page 3 SCN60Service Cut Away View Stationary Half of Water Seal Rotating Half of Water Seal HeatExchangeTube Coil Auger Ice Outlet Bearing FoamInsulation Water Inlet

Control System The control system operates the machine. Thecontroller operates on 12 volts AC, supplied by thetransformer. It uses an ultrasonic ice sensor tomeasure ice level. The ultrasonic system transmitssound waves into the ice storage bin and measuresthe return time, when the return time is lo...

Water System The auger is driven at about 11 RPM by the gearreducer. The gear reducer is a sealed componentand does not require lubrication, as it contains acharge of grease. The auger motor drives a set ofgears that all together reduce the motor speed tothe 11 RPM output speed and correspondinglyin...

Storage The ice storage system is made up of a plasticlined ice storage bin, covered by an insulated toppanel and an insulated swing open door withgasket. The ice storage bin is foamed in place, sothe side panels are not removable. May 2011 Page 6 SCN60Service Ice Making CheckWater Time to Clean Cle...

Performance and Technical Specs Overall: • Refrigerant: 4.5 oz R-134a • Compressor: Hermetic, 700 BTUH • Condenser: Forced draft • Fan blade: 3 blade, 6 inch • Evaporator: Stainless steel tube, copper coiljacketed • Metering device: Cap tube • Auger drive: output speed 11 RPM • Water valve: Float in...

Electrical Sequence Upon power being supplied, all the lights will blinkonce and the control system will immediately checkfor water in the reservoir. If there is water no furtheraction will occur until the On/Off button is pushed. Pushing the On/Off button starts the machine. TheIce Making light wil...

Service Diagnosis May 2011 Page 9 SCN60Service Problem Likely Cause Probable Solution No ice No power Plug unit into power supply Unit switched off Push and release on/off button No water, water diagnostic light is on Restore water supply, check sensor. IfRO water is too pure, unit cannotoperate. Ch...

Component Diagnostics Membrane Switch Unplug and check connector pins (left side is pin1), read about 10 ohms when activating the button,and OL when not pressing the button: Pin 2-3On/Off Switch; 4-3 Clean Reset Switch Compressor Check temperature of compressor, if very hot, addaccess valves to refr...

Ice Capacity The rate of ice making is relatively fixed, it dependsupon the heat load and the ambient temperaturethe machine is operating in. As either increase theamount of ice made will decrease. The machine will work to keep the ice bin full. A fullbin of ice is when the ice level is even with th...

Removal and Replacement Component Access The machine is designed to be cleaned while builtin. See the Maintenance section for moreinformation. Most components require the machine to beremoved from a built-in situation: • Fan motor – side service panel • Controller – top panel • Auger motor – top pan...

May 2011 Page 14 SCN60Service SCN60 Gearbox Access & Removal 1. Shut off water supply 2. Remove drain plug inside bin compartment 3. Disconnect power supply or unplug unit 4. Uninstall unit and pull out as needed for topand back access. 5. Remove top panel 6. Remove back panel 7. Remove ice chut...

Water Seal Replacement 1 Go through the prior steps to remove the gearreducer. 2 Remove rotating half of water seal from bottomof auger. 3 Clean auger of any sealant at water sealmounting position. 4 Add a small bead of food grade silicone sealantto the shoulder of the auger where the waterseal will...

Evaporator Replacement 1 Go through all steps to remove the gearreducer. 2 Add temporary refrigeration system accessvalves to the discharge and suction sides of therefrigeration system . 3 Recover the refrigerant. 4 Un-sweat the suction line and cap tubeconnections from the evaporator. 5 Remove orig...

Drain Pump (if equipped) 1 Shut off water supply 2 Remove all ice and/or any standing water. 3 Disconnect power or unplug unit 4 Uninstall and pull unit out to get access to leftside service panel. 5 Remove five screws and the service panel. 6 Disconnect electrical plug to pump motor 7 Disconnect dr...

Compressor replacement. 1 Shut off water supply 2 Disconnect power supply or unplug unit 3 Uninstall unit and pull out as needed for sideand back access. 4 Remove back panel including drain and powersupply panels. 5 Remove side service panel. 6 Go through all steps to remove drain pumpand/or fan mot...

Bin and Cabinet The bin and cabinet can be separated from thebase. Either the ice making evaporator systemmust be lifted out and securely suspended or therefrigeration system opened and the connections tothe evaporator unbrazed. 1 Remove the unit from its installed position. 2 Disconnect water suppl...