Hoshizaki KM-260BAH, KM-201BAH, KM-260BWH, KM-201BWH service manual Low Ice Production, Abnormal Ice

Models: KM-201BWH KM-260BWH KM-201BAH KM-260BAH

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4. LOW ICE PRODUCTION

PROBLEM

 

POSSIBLE CAUSE

 

REMEDY

 

 

 

[1] Freeze cycle

a) See chart 2

- [3] and check dirty air filter or condenser, ambient or water

time is long.

temperature, water pressure, and refrigerant charge.

 

 

b) See chart 3

- [1] and check float switch, inlet water valve, and control board.

[2] Harvest cycle

a) See chart 3

- [2] and check control board, thermistor, evaporator, ambient

time is long.

and/or water temperature, water supply line, and inlet water valve.

5. ABNORMAL ICE

PROBLEM

POSSIBLE CAUSE

 

REMEDY

 

 

 

 

 

[1] Small cubes

a) Cube Guide,

1. Out of position.

1.

Check that cube guide is

 

Water Tank

Circulated water falls

 

properly installed on water

 

 

into bin.

 

tank and tank is fixed

 

 

 

 

securely with snaps.

 

b) See chart 2 - [5] and

check water supply line, inlet water valve, water system,

 

pump motor, and control board.

 

 

[2] Cloudy or

a) See chart 3 - [1] and - [3] and check float switch, inlet water valve, control

irregular cubes

board, spray tubes, water system, refrigerant charge and expansion valve.

 

b) Spray Guide

1. Dirty.

1.

Clean.

 

c) Water Quality

1. High hardness or

1.

Install a water filter or

 

 

contains impurities.

 

softener.

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Hoshizaki KM-260BAH, KM-201BAH, KM-260BWH, KM-201BWH service manual Low Ice Production, Abnormal Ice