Manitowoc Ice S manual Checklist, Problem Possible Cause To Correct

Page 55

Section 5

Before Calling For Service

 

 

Section 5

Before Calling For Service

Checklist

If a problem arises during operation of your ice machine, follow the checklist below before calling service. Routine adjustments and maintenance procedures are not covered by the warranty.

Problem

Possible Cause

To Correct

Ice machine does not operate.

No electrical power to the ice machine

Replace the fuse/reset the breaker/turn

 

and/or condensing unit.

on the main switch.

 

High pressure cutout tripping.

Clean condenser coil. (See Section 4)

 

ICE/OFF/CLEAN toggle switch set

Move the toggle switch to the ICE

 

improperly.

position.

 

Water curtain stuck open.

Water curtain must be installed and

 

 

swinging freely. (See Section 4)

 

Remote receiver service valve and/or

Open the valve(s). (See Section 2)

 

Liquid/suction line shut off valves are

 

 

closed.

 

Ice machine stops, and can be restarted

Safety limit feature stopping the ice

Refer to “Safety Limit Feature” on the

by moving the toggle switch to OFF and

machine.

next page.

back to ICE.

 

 

Ice machine does not release ice or is

Ice machine is dirty.

Clean and sanitize the ice machine.

slow to harvest.

 

(See Section 4)

 

Ice machine is not level.

Level the ice machine. (See Section 2)

 

Low air temperature around ice machine

Air temperature must be at least 35°F

 

head section.

(1.6°C).

 

Fan cycling control does not de-energize

Verify pressure is below cut-out setpoint,

 

condenser fan motor.

replace fan cycling control.

Ice machine does not cycle into harvest

The six-minute freeze time lock-in has

Wait for the freeze lock-in to expire.

mode.

not expired yet.

 

 

Ice thickness probe is dirty.

Clean and sanitize the ice machine.

 

 

(See Section 4)

 

Ice thickness probe is disconnected.

Connect the wire.

 

Ice thickness probe is out of adjustment.

Adjust the ice thickness probe.

 

 

(See Section 3)

 

Uneven ice fill (thin at the top of

Verify sufficient water level in sump

 

evaporator).

trough. Contact a qualified service

 

 

company to check refrigeration system.

Ice quality is poor (soft or not clear).

Poor incoming water quality.

Contact a qualified service company to

 

 

test the quality of the incoming water and

 

 

make appropriate filter

 

 

recommendations.

 

Water filtration is poor.

Replace the filter.

 

Ice machine is dirty.

Clean and sanitize the ice machine.

 

 

(See Section 4)

 

Water dump valve is not working.

Disassemble and clean the water dump

 

 

valve. (See Section 4)

 

Water softener is working improperly (if

Repair the water softener.

 

applicable).

 

Part Number 80-1620-3

5-1

Image 55
Contents Model Ice Machines Personal Injury Potential Read These Before ProceedingPage Manitowoc ICE, INC Table of Contents Section Ice Machine Operation Table of ContentsSection Section Before Calling For Service Table of Contents MaintenanceTable of Contents Self-Contained Remote Air-Cooled How to Read a Model NumberModel Numbers Ice Cube SizesGeneral Information Section Accessories Model/Serial Number Location Section General Information Model/Serial Number LocationWarranty Coverage S320/S420 AIR and WATER-COOLED ICE Machines Ice Machine DimensionsIce Machine Dimension W Dimension D Dimension H GeneralS600 AIR and WATER-COOLED ICE Machines Installation Instructions SectionS600 Remote ICE Machines Electrical and AuCS Dimensions Width, Depth, and Height DimensionsInch 76 CM ICE Storage Bins Inch 56 CM ICE Storage Bins Ice Storage Bin DimensionsBin Model Dimension a Dimension B S500/S850/S1000 Remote ICE MachinesS1400 / S1800 Remote ICE Machines S1400/S1600/S1800 AIR and WATER-COOLED ICE MachinesB970 Inch 130 CM ICE Storage BinsIce Machine Heat of Rejection Section Installation Instructions Location of Ice MachineLeveling Leg and Foot Air-Cooled BaffleAir Baffle Minimum Circuit Ampacity Section Installation Instructions Electrical ServiceVoltage Fuse/Circuit BreakerMaximum Breaker Size & Minimum Circuit Amperage Chart Self Contained ICE Machine 230/1/50 For United Kingdom OnlySelf Contained ICE Machine 115/1/60 or 208-230/1/60 Self Contained ICE Machine 208-230/3/60Single Drain Connections Cooling Tower Applications Water-Cooled ModelsWater Supply Water Inlet LinesBin Drain Typical Water Supply Drain InstallationWater Supply and Drain Line SIZING/CONNECTIONS CondenserLine Set Discharge Line Liquid Line Air Temperature Around the CondenserRemote ICE Machines Refrigerant Charge Ice Machine Remote Single Line Set Circuit CondenserRouting Line Sets Guidelines for Routing Line SetsCalculating Remote Condenser Installation Distances Lengthening or Reducing Line SET Lengths Connecting a Line SETRemote Receiver Service Valve Backseating the Receiver Service ValveFAN Motor WarrantyInternal Condenser Volume Head Pressure Control ValveTypical Single Circuit Remote Condenser Installation NON-MANITOWOC MULTI-CIRCUIT Condenser Sizing ChartAdditional Checks for Remote Models Section Installation Instructions Installation Check ListAuCS Automatic Cleaning System Component Identification Section Ice Machine OperationInitial START-UP or START-UP After Automatic SHUT-OFF Ice Machine Operation Section Sequence Of OperationAutomatic SHUT-OFF 7. Automatic Shut-Off Safety TimersHarvest Sequence 5. Water Purge HarvestIce Thickness Check Ice Machine Operation Section Operational ChecksWater Level ICE Thickness CheckHarvest Sequence Water Purge Water Purge AdjustmentIce Machine Operation Section Ice Machine Inspection Section MaintenanceExterior Cleaning Cleaning the CondenserStraighten Bent Condenser Fins Maintenance SectionWater-Cooled Condenser Water Regulating Valve AlphaSanClean UP Procedure for Damaged Sachet Packet Section Maintenance GuardianfGuardianf Location GUARDIANf Sachet Replacement Frequency Sachet INSTALLATION/REPLACEMENT ProcedureStep Maintenance Section Interior Cleaning and SanitizingCleaning Procedure Model Amount of CleanerSolution Type Water Mixed With Sanitizing ProcedureModel Amount of Sanitizer Removal of Parts for CLEANING/SANITIZING Water Curtain Removal Ice Thickness Probe Water CurtainIce Thickness Probe Removal Water Trough Water Distribution TubeWater Distribution Tube Removal Water Pump Water Level ProbeWater Pump Removal Water Dump Valve Dump Valve DisassemblyDrain Line Check Valve Evaporator Tray RemovalWater Inlet Valve Removing the Front PanelsRemote ICE Machines Section Maintenance Removal from Service/WinterizationSELF-CONTAINED AIR-COOLED ICE Machines WATER-COOLED ICE MachinesThis page Intentionally Left Blank Problem Possible Cause To Correct ChecklistSafety Limit Feature Before Calling For Service Section