MFI Series, Component Description, Page | Ice-O-Matic specification

●Potential Relay: The compressor start relay.

MFI Series

Component Description

●Contactor: A definite purpose contactor connecting the compressor and the fan motor to the power supply.

●Circuit Board: Controls the operation of the ice machine using input from the sensors and pressure controls. Switches loads on and off thru relays. (Reference Photo Below)

●Potential Relay: The compressor start relay.

●Mode (ON/OFF) Switch: Manual control for the machine.

Control Board

Water OK Light

Power Light

Service Light

Freeze Light

Bin Full Light

LED1

Compressor Relay

LED3

Auger Relay

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Ice-O-Matic installation manual MFI Series, Component Description, Potential Relay The compressor start relay, Page

Contents

Ice-O-Matic SERVICE AND INSTALLATION MANUAL MFI Series11100 East 45th Ave Denver, ColoradoPage Introduction MFI SeriesKeep this manual for future reference Page Table of Contents Table Of ContentsMFI Series Page Inspect Promptly Freight Claim ProcedureVisible Loss or Damage Concealed Loss or Damage Page WarrantyMFI Series Installation Guidelines For the InstallerElectrical Specifications Adjustments Page For The InstallerMFI Series Bin Application Ice Machine SpecificationsFor the Installer MFI Series Storage Bin LocationIce machine Water Limitations MFI Series For the InstallerAllow 6 “Clearance for Air Circulation Page Water Inlet For the PlumberWATER COOLED MODELS AIR COOLED MODELS Electrical Connections For the ElectricianWater Cooled Models Air Cooled Models For the Installer Final Check ListMFI Series Page Pre-StartInspection Start UpStart Up MFI Series Air Cooled Model Shown Component DescriptionMFI Series Page Component Description MFI SeriesPotential Relay The compressor start relay Page Component Description MFI SeriesPage Ice Sweep Bearing Breaker/Divider Auger Electrical Sequence To ResetElectrical Sequence Shut Down Water System Operation WaterMFI Series Page Low Pressure Cut Out- Automatic Reset High Pressure Cut Out- Automatic ResetOperation Performance Typical Low Side Pressure ICE MAKING SYSTEM In place cleaning Sanitizing and Cleaningscheduled at a minimum of twice a year KEEP OUT OF THE REACH OF CHILDREN Bearing Maintenance Bearing MaintenanceNote Left Hand Threads MFI Series Bin Control Sensor Sensor MaintenanceWater Sensor MFI Series Clean the air cooled condenser Maintenance Air CooledMFI Series Page 1. Disconnect electrical power to the ice machine Auger MaintenanceAuger 2. Turn off the water supply to the ice machine Symptom Service DiagnosisPossible Cause Probable Correction Symptom Service DiagnosisMFI Series Possible Cause 4.High pressure cut out check Control System DiagnosticsMFI Series Page Water Reservoir R&R- Water Reservoir, Bin ControlBin Controls Ice Level Sensors MFI Series R&R-Bearingand Breaker To Remove the Breaker Bearing AssemblyMFI Series Page To Remove the Auger R&R-AugerMFI Series Page To Remove the Water Seal R&R-WaterSealRemoval of the Water Seal To Replace the Water Seal To Replace the Evaporator R&R-EvaporatorTo Reassemble the Evaporator and Auger MFI Series R&R-GearMotor To Remove and Repair the Gear Motor AssemblyTo Check the Gear Motor To Inspect the Gear Motor R&R-FanBlade and Motor To Remove the Condenser Fan Motor AssemblyMFI Series Page Service Refrigeration System ServiceRefrigeration Instructions for Liquid Charging R404A Wiring Diagram MFI0500 Air, MFI0500 Water MFI0500 Wiring DiagramMFI Series Page Page MFI0800 Wiring DiagramMFI Series Wiring Diagram MFI0805, MFI1255 Air MFI0805/1255 Wiring DiagramMFI Series Page Wiring Diagram MFI1256 Air MFI1256 Wiring DiagramMFI Series Page What to Do Before Calling for Service Service HistoryMFI Series Page

Ice-O-Matic MFI Series, Component Description, Potential Relay The compressor start relay

Models: MFI

●Potential Relay: The compressor start relay.