Scotsman SCE170 User Manual

IntroductionTo the owner or user: This service manual isintended to provide you, and the maintenance orservice technician, with the information needed

Initial Start UpAfter the final check list has been gone through,the ice machine may be started up.1. Open the bin door, open the water shut off valve

TOO BIGJUST RIGHTTOO SMALLCube Size or Bridge Thickness, Side ViewBridgeShould BeAbout 3⁄16""Dimple" Must NOT BeDEEPER than 1⁄16"N

Electrical SequenceThis describes the sequence through a completecycle. Freeze Cycle (curtain closed):When the ON/OFF/CLEAN switch is at the ONpositio

Maintenance and CleaningCleaning Schedule:•Scrub the door and frame edges once a weekwith soap and water.•Sanitize the bin interior once a month.•Clea

Cleaning Water System:The water system is cleaned by pumping a mixtureof water and nickel safe type ice machinecleaner through the water distributor,

Water Distributor:Note: The water distributor may need to becleaned separately.1. Remove right front grill.2. Switch master switch to OFF.3. Open bin

Water Schematic:Water flows into the ice machine from its inletconnection at the back of the cabinet, through thefloat valve and into the reservoir. T

Refrigeration Schematic:Freeze Cycle:From the compressor, hot discharge gas ispumped to the condenser, either air or watercooled.At the condenser, hea

Technical CharacteristicsTypical Cycle Time•15 - 20 minutes (time depends upon how clean unit is, plus the air and water temperatures).Typical Harvest

Service Diagnosis Proper service diagnosis begins with observation, comparing the complaint to the operation of the unit. Icemachine service diagnosis

SpecificationsThe unit is equipped with an electrical powercord, but should only be plugged into a circuitdedicated to the ice machine.ModelNumberDime

Service DiagnosisSYMPTOM POSSIBLE CAUSE PROBABLE FIXUnit shuts off before bin is full. Ice hangs up between curtain andreservoir.Check action of curta

SYMPTOM POSSIBLE CAUSE PROBABLE FIXMachine operates, no ice isformed.Unit stuck in harvest cycle. Check for curtain stuck closed.Cubes too small, adju

Removal and Replacement: Cube Size ControlControl Box ServiceThe control box may be lifted up from its normalposition to improve service access.To Mov

Removal and Replacement: Water PumpWater PumpThe pump provides the force to move the waterfrom the reservoir to the freezing surface. Thepump does not

Float ValveRemoval and Replacement: Float ValveFloat ValveThe float valve allows water to enter the reservoirbut not overfill it. If the float sinks,

Removal and Replacement: Curtain & Bin ControlBin Control SensorThe bin control sensor should only be changed if ithas been determined that it has

Removal and Replacement: Purge ValveRemoval:1. Unplug unit.2. Open bin door, remove hood fasteners and pullhood from ice machine.3. Remove one screw a

16. Unscrew the two screws holding the purgevalve to the ice machine.17. Pull the purge valve forward until the dischargehose clamp is accessible. 18.

Water DistributorThe water distributor tube will typically not requireany service beyond removal for cleaning. Ifneeded, remove the water distributor

Refrigeration System Service: HP62 (R-404A) VAPOR VAPOR TEMP. PRESSURE TEMP. PRE

For The Installer: Environmental LimitationsThe ice machine must be installed indoors in acontrolled environment.Minimum MaximumAir Temp 500F. 1000F.W

Liquid Charging Instructions for R-404AIn preparation for charging, the low side hose should have a sight glass, and/or a restrictor device (such asa

Refrigeration ServiceGeneral Information:Work on the refrigeration system should only bedone when it is certain that the system needsrepair. •Refrain

Bulletin Number: PS - 7 - 98Bulletin Date: July 1998Subject: SCE170 Control ModuleThe control module in the SCE170 has been rotated to improve wiring

InstallationWaterThe water supply for this ice machine has been incontact with many materials since it fell from thesky as rain. All rain is slightly

InstallationFor The Plumber1. Connect cold potable water to the 3⁄8" male flareat the top back of the cabinet. A water filter isrecommended. Flus

InstallationFor The ElectricianThis is a cord-connected unit, and must be on aseparate 115 volt AC 60 cycle single phase powersupply. The maximum fuse

Removal of the CabinetOne of the most useful features of this ice machineis the ability to remove the cabinet from the icemachine without removing the

Component LocationThe ice machine is designed for front service.Many components are serviceable from the frontwithout removing the cabinet. With the c

Component DescriptionWater PumpDuring the freeze cycle, the water pump moves thewater from the reservoir to the water distributor atthe top of the eva