Hoshizaki KM-260BAH User Manual download pdf (Page 44)

39

2. NO ICE PRODUCTION

PROBLEM POSSIBLE CAUSE REMEDY

1. OFF position. 1. Move to ON position.

2. Loose connections. 2. Tighten.

3. Bad contacts. 3. Check for continuity and

replace.

4. Voltage too high. 4. Check and get

recommended voltage.

a) Power Supply

5. Unplugged. 5. Plug in.

b) Fuse (inside fused

disconnect, if any)

1. Blown out. 1. Check for short circuit and

replace.

1. OFF or SERVICE

position.

1. Move to ICE position. c) Control Switch

2. Bad contacts. 2. Check for continuity and

replace.

1. Tripped with bin filled

with ice.

1. Remove ice. d) Bin Control Switch

2. Defective reed switch. 2. Check for continuity and

replace.

e) High Pressure

Control

1. Bad contacts. 1. Check for continuity and

replace.

f) Transformer 1. Thermal fuse blown out

or coil winding opened.

1. Replace.

g) Wiring to Control

Board

1. Loose connections or

open.

1. Check for continuity and

replace.

h) Thermistor 1. Leads shorted or open

and high temperature

safety operates. If open,

unit will start but have

long harvest cycle.

1. See “II. 4.

THERMISTOR”.

i) Hot Gas Solenoid

Valve

1. Continues to open in

freeze cycle and high

temperature safety

operates.

1. Check for power off in

freeze cycle and replace.

1. Water supply off and

water supply cycle does

not finish.

1. Check and get

recommended pressure.

Check for water supply.

j) Water Supply Line

2. Condenser water

pressure too low or off

and high pressure

control opens and

closes frequently

(water-cooled model).

2. Check and get

recommended pressure.

1. Mesh filter or orifice

gets clogged and water

supply cycle does not

finish.

1. Clean. Replace if

necessary.

2. Coil winding opened. 2. Replace.

[1] The icemaker

will not start.

k) Inlet Water Valve

3. Wiring to water valve. 3. Check for loose

connection or open, and

replace.

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