Ice-O-Matic GEM0956R, GEM1256R, GEM0650R installation manual Symptom

Page 37

GEM0650/0956/1256 Remote

Service Diagnosis

Symptom

Unit makes ice, but very slowly

Water leak.

Possible Cause

•High discharge pressure because of a dirty condenser.

•Low capacity because the auger and evaporator are coated with mineral scale.

•Low suction pressure due to low refrigerant charge.

•Drain plugged up.

•Tubing cracked

•Condensation on drain tubing.

•Water hose off

•Reservoir cover off.

•Reservoir cracked.

•Evaporator water seal leaks.

Probable Correction

•Clean filter and condenser.

•Clean the water system.

•Locate leak. Recover the refrigerant, repair leak, replace drier, evacuate and weigh

in the nameplate charge.

•Clean out drain.

•Replace tubing.

•Insulate tubing.

•Reattach hose.

•Return cover to reservoir.

•Replace reservoir.

•Check base of evaporator and drip pan. If the seal leaks, shut off the water, remove the auger and replace the water seal.

Check the gear motor for water infiltration.

Excessive water use.

Excessive ice meltage.

Machine makes too much noise.

•Water cooled model, water regulating

•Adjust to 245 PSIG discharge

valve not adjusted properly.

pressure.

•Reservoir float valve leaks thru.

•Replace float valve or seat.

•Water cooled model, overcharged

•Recover and weigh refrigerant.

with refrigerant.

Weigh in correct charge.

•Water cooled model, condenser coated

•Acid clean the water cooled

with minerals.

condenser.

•Bin drain clogged

•Clean out bin drain.

•Improper installation of drains, they are

•Drains must be separate.

connected.

 

•Poor fit between bin door and door frame.

•Adjust or replace.

•Evaporator coated internally with minerals.

•Clean with ice machine

 

cleaner.

•Motor bearing dry.

•Oil or replace motor.

Page 31

Image 37
Contents By Ice-O-Matic Pearl Ice SeriesPage Keep this manual for future reference IntroductionTable Of Contents Inspect Promptly Freight Claim ProcedureVisible Loss or Damage Concealed Loss or DamageGoverning LAW WarrantyFor the Installer GEM0650/0956R GEM1256R Bin Application Ice Machine SpecificationsStorage Bin LocationIce machine Water LimitationsRemote Condenser ERC Dimensions Inches GRC1001 GRC1061 GCR2061Pearl Ice Number Line SetsCalculation Formula Remote Condenser LocationCalculation Example Roof Attachment Remote Condenser LocationPrecharged Line Set Routing Typical Installation Final Connections Coupling Instructions Initial ConnectionsWater Inlet For the PlumberDrains Ice Machine For the Electrician Completed Installation Final Check List Start Up There are no adjustments to make, so replace the panelsPre-Start Inspection Start UpComponent Description Control Board GEM0650/0956/1256 Remote Electrical Sequence Water Operation WaterWater Level Water SystemOperation Refrigeration Refrigeration SchematicLow Condensing Temperature Pump Down Operation Performance Sanitizing and Cleaning Brush in direction of fins Condenser MaintenanceBearing Maintenance Bearing MaintenanceBin Control Sensor Sensor MaintenanceWater Sensor Auger Auger MaintenanceSymptom Possible Cause Probable Correction Service DiagnosisSymptom High pressure cut out check Control System DiagnosticsWater Reservoir Water Reservoir, Bin ControlBin Controls Ice Level Sensors Bearing and Breaker To Remove the Breaker Bearing AssemblyTo Remove the Auger AugerTo Remove the Water Seal Water SealRemoval of the Water Seal To Replace the Water Seal Replacing the Water SealTo Replace the Evaporator EvaporatorTo Reassemble the Evaporator and Auger Gear Motor To Remove and Repair the Gear Motor AssemblyTo Check the Gear Motor To Inspect the Gear MotorFan Blade and Motor To Remove the Condenser Fan Motor AssemblyCharging Procedure Refrigeration ServiceWiring Diagram GEM0650R GEM0650R Wiring DiagramWiring Diagram GEM0956R GEM0956R Wiring DiagramWiring Diagram GEM1256R GEM1256R Wiring DiagramWhat to Do Before Calling for Service Service History