Hoshizaki KM-1301SAH/3 User Manual download pdf (Page 58)

Problem Possible Cause Remedy

[1] The icemaker will not

start. (continued)

h) Transformer 1. Coil winding open or

shorted.

1. Replace.

i) Wiring to Control Board 1. Loose connections or

open.

1. Check for continuity and

replace.

j) Interlock Switch

(Cleaning Valve)

1. Open position. 1. Move to closed position.

.

Bad contacts. . Check for continuity and

replace.

k) Thermistor 1. Leads shorted or open

and high temperature

or harvest backup

timer safety operates

(1 beep or  beep

alarm).

1. See "IV.E. Thermistor

Check."

l) Hot Gas Valve 1. Continues to open

in freeze cycle and

freeze timer safety

operates (3 beep

alarm).

1. Check for hot gas valve

stuck open and replace.

m)Control board green

"BC CLOSED" LED

off and/or yellow "BC

OPEN" LED on

1. K4 jumper missing or

open.

1. Conrm jumper is in place.

Check for continuity.

n) Inlet Water Valve 1. Mesh lter or orice

gets clogged and

water supply cycle

does not nish.

1. Clean.

.

Coil winding open. . Replace.

3. Wiring to inlet water

valve.

3. Check for loose connection

or open, and replace.

o) Float Switch 1. Bad contacts. 1. Check for continuity and

replace.

.

Float does not move

freely.

. Clean or replace. See "IV.

D. Float Switch Check and

Cleaning."

p) Control Board 1. Defective or in alarm. 1. See "IV.B. Control Board

Check."

[]

Fill cycle will not

terminate.

a) Water Supply 1. Water supply off or

pressure too low.

1. Check and get

recommended pressure.

b) Float Switch 1. Connector

disconnected.

1. Reconnect.

.

Defective switch. . Clean or replace. See "IV.

D. Float Switch Check and

Cleaning."

3. Float does not move

freely or switch

defective.

. Clean or replace. See "IV.

D. Float Switch Check and

Cleaning."

c) Control Board 1. Defective. 1. See "IV.B. Control Board

Check."

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Hoshizaki KM-1301SAH/3 User Manual Page 58

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