PROBLEM

POSSIBLE CAUSE

 

REMEDY

[5] No water

a) Water Supply Line

 

 

1. Water pressure too low and

1. Check and get

comes from

 

 

 

 

water level in Water Tank

 

recommended pressure.

Spray Tubes.

 

 

 

 

too low.

 

 

Water Pump

b) Water Solenoid

1.

Dirty mesh filter or orifice

1. Clean.

will not start, or

Valve

 

 

 

and water level in Water

 

 

freeze cycle

 

 

 

 

Tank too low.

 

 

time is too

c) Water System

 

 

1. Water leaks.

1. Check connections for

short.

 

 

 

 

 

 

water leaks, and replace.

 

 

 

 

2. Clogged.

2. Clean.

 

 

 

 

3. Pump Out Check Valve

3. Check assembly and

 

 

 

 

 

leaking by.

 

clean.

 

d) Pump Motor

 

 

1. Motor winding opened.

1. Replace.

 

 

2.

Bearing worn out.

2. Replace.

 

 

3.

Wiring to Pump Motor.

3.

Check for loose

 

 

 

 

 

 

 

connection or open, and

 

 

 

 

 

 

 

replace.

 

 

4.

Defective Capacitor.

4.

Replace.

 

 

 

 

5.

Defective or bound impeller.

5.

Replace and clean.

 

 

6.

Mechanical Seal worn out.

6.

Check and replace.

 

e) Controller Board

1.

Defective.

1.

See “II.2. [e] CHECKING

 

 

 

 

 

 

 

CONTROLLER BOARD.”

[6] Fan Motor will

a) Fan Motor

 

 

1. Motor winding opened.

1. Replace.

not start, or is

 

2.

Bearing worn out.

2.

Replace.

not operating.

 

3.

Wiring to Fan Motor.

3.

Check for loose

 

 

 

 

 

 

 

connection or open, and

 

 

 

 

 

 

 

replace.

 

 

 

4.

Defective Capacitor.

4.

Replace.

 

 

 

 

5. Fan blade bound.

5.

Check and replace.

 

b) Controller Board

1.

Defective.

1.

See “II.2. [e] CHECKING

 

 

 

 

 

 

 

CONTROLLER BOARD.”

[7] All components

a) Refrigerant

 

 

1. Undercharged.

1.

Check for leaks and

run but no ice

 

 

 

 

 

 

recharge.

is produced.

 

2.

Air or moisture trapped.

2.

Replace Drier, and

 

 

 

 

 

 

 

recharge.

 

b) Compressor

1.

Defective valve.

1. Replace.

 

c) Hot Gas Solenoid

1.

Continues to open in freeze

1.

Check and replace.

 

Valve

 

 

 

cycle.

 

 

 

d) Line Valve

1.

Continues to close in

1.

Check and replace

 

 

 

 

 

freeze cycle.

 

 

 

e) Water Solenoid

1.

Water Solenoid Valve is

1. Check for water leaks

 

Valve

 

 

 

open during freeze.

 

with icemaker off.

 

f) Water Supply Line

1.

Condenser water pressure

1.

Check and get

 

[Water-cooled model

 

 

 

too low or off and Pressure

 

recommended pressure.

 

only]

 

 

 

Control opens and closes

 

 

 

 

 

 

 

frequently.

 

 

 

 

 

 

 

 

 

 

33

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Hoshizaki KM-2000SRH3, KM2000SWF3, KM-2000SRF3, KM-2000SWH3 service manual Problem Possible Cause Remedy

KM-2000SWH3, KM-2000SRF3, KM-2000SRH3, KM2000SWF3 specifications

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