Cornelius WCC1401-A service manual Gearmotor Overload Tripped

Page 16

Continuous Flow Icemaker Service Manual

GEARMOTOR

OVERLOAD TRIPPED

Check water level control and evaporator water tube for line build-up restrictions.

NO

CAUTION

Clear ice from evaporator and auger before resetting overload.

Reset overload.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IMPORTANT

 

 

Icemaker

 

 

 

Resets but

 

 

 

 

 

runs.

 

 

 

 

Icemaker runs when

 

 

 

 

 

motor does

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

not run.

 

reset but problem has

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

not been found.

 

 

 

 

 

 

 

 

 

 

 

Continue checking for

 

 

 

 

 

 

 

 

 

 

 

overload as follows to

 

 

Short run. Trips

 

 

 

 

 

 

guard against future

 

 

again in 2

 

 

Resets but

 

problems.

 

 

minutes. Check

 

 

 

 

 

 

 

motor does

 

 

 

 

gearmotor circuits.

 

 

 

 

 

 

 

 

 

 

 

 

 

not run.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check

OVERLOAD GUIDE

 

 

 

 

 

 

 

ELECTRICAL:

 

 

 

 

 

 

 

gearmotor

 

 

 

 

 

 

 

circuits.

High or low voltage. Weak power lines can cause overloads on icemakers restarts.

High running current (2.4amps or above). Check motor circuits and start relay.

Auger delay failed.

ICEMAKER

Mechanical parts worn. Scored evaporator or auger. Worn thrust bearing. Icemaker not turning off. Failed ice level control.

Over compression. Low water inlet temperature. Restrictions in water line from reservoir.

REFRIGERANT

Contaminated charge or bad compressor. Low charge or gas leak.

Low suction pressure. Improper expansion valve. Sensing bulb location or insulation and/or defective expansion valve.

YES

CLEAN

See Instructions.

Will not

Reset.

Overload

hot try again.

Will not reset.

Replace overload.

Publication Number: 630460324SER

- 12 -

© 2006-2008, IMI Cornelius Inc.

Image 16
Contents Continuous Flow Icemaker Continuous Flow Icemaker Table of Contents Page Safety Safety InstructionsSafety Tips Qualified Service Personnel Shipping and StorageSpecification Chart General DescriptionSeries WCC1401-A/WCF1411-A Dimension Drawing Schematic WCC1401-A/WCF1411-A ElectricalRefrigeration Schematic DryerWCC2001QTR Refrigeration Diagram Icemaker Cleaning and Sanitizing Procedures Cleaning and SanitizingMaintenance Semi-Annually Refrigeration System Adjustments Refrigeration SystemPumpdown Cycle Expansion ValveTo Replace Water Level Safety Switch Water Level ControlHOW Water Level Control Works Purpose of Water Level ControlBIN Control GearmotorGearmotor Overload Tripped Motor Check To Replace Gearmotor AssemblyStart Relay Upper NUT and Bearing Assembly Installation and Shaft Seal ReplacementAuger and Extruding Head Removal Safety Controls Electrical CheckoutOverload Check Compressor CheckCustomer Comments Troubleshooting Troubleshooting Chart Icemaker not OperatingIMI Cornelius Inc