Hoshizaki KM-1301SAH/3 Manual de usuario descargar pdf (Pagina 60)

Problem Possible Cause Remedy

[7] Fan motor will

not start, or is not

operating (except

water-cooled model).

a) Fan Motor 1. Motor winding open. 1. Replace.

.

Bearing worn out. . Replace.

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

Check."

[8] All components

run, but no ice is

produced.

a) Refrigerant 1. Low charge. 1. Check for leaks. Recover,

repair, evacuate, and

recharge.

.

Air or moisture

trapped.

. Replace drier, evacuate,

and recharge.

b) Compressor 1. Defective. 1. Replace.

c) Hot Gas Valve 1. Continues to open in

freeze cycle.

1. Check and replace.

d) Liquid Line Valve

(if applicable)

1. Continues to close in

freeze cycle.

1. Check and replace.

e) Inlet Water Valve 1. Inlet water valve is

wide open during

freeze.

1. Check for water leaks with

icemaker off.

f) Expansion Valve 1. Bulb loose. 1. Secure bulb.

.

Operating erratically. . Check and replace.

g) Headmaster (C.P.R.)

(remote condenser

unit)

1. Not operating properly

and liquid line

temperature too warm.

1. Replace headmaster.

h) Water Supply Line

(water-cooled model)

1. Condenser water

pressure too low or

off and high pressure

control opens and

closes frequently.

1. Check and get

recommended pressure.

i) Water Regulating Valve

(water-cooled model)

1. Set too high. 1. Adjust or replace. See

"V.J. Adjustment of Water

Regulating Valve."

2. Evaporator is Frozen Up

Problem Possible Cause Remedy

[1]Freeze cycle time is

too long.

a) Inlet Water Valve 1. Diaphragm does not

close.

1. Check for water leaks with

icemaker off.

b) Float Switch 1. Float does not move

freely or defective

switch.

1. Clean or replace. See "IV.

D. Float Switch Check and

Cleaning."

c) Evaporator 1. Scaled up. 1. Clean.

.

Damaged. . Replace.

d) Spray Tubes 1. Dirty. 1. Clean.

.

Out of position. . Place in position.

e) Water Pump 1. RPM too slow. 1. See chart 1.[5].

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 83 84

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Hoshizaki KM-1301SAH/3 Manual de usuario Pagina 60

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