Hoshizaki KM-2000SWH3 Manual Do Utilizador

33

  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.