Scotsman F0522 Manuel de service télécharger pdf (Page 37)

Service Diagnosis - Air Cooled

September 2009

Page 37

N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522

Air, Water or Remote Service Manual

Symptom Probable Cause Possible Correction

No ice

No power

Check that ice machine has power.

If power light is out, check

transformer.

Code 3: No water

Restore water, check filters, water

level and sensor

Status light is off Push and release ON switch

Code 1: No ice sensed

Check for ice flow down chute. if

very slow or no ice being made,

check for refrig. system failure

Check auger motor for power, if no

power, check controller component

indicator light. If there is power to

the motor, check motor windings

Code 2: Auger motor draws too

many amps, controller shut unit off.

Check for damage to gear reducer

or auger bearings.

Check for restriction between

reservoir and evaporator

Bin Eyes Blocked light is On

Ice is in the chute.

No ice in the chute. Check position

of sensors, check sensors for scale

build up

Code 4: Refrigeration system over

or under pressure

Check for proper operation of the

fan and motor; check for proper flow

of water into evaporator; check for

proper refrigerant charge

Code 4: Chute thermostat opened

Unit overfilled chute, check photo

eye system

Everything is in operation, but no

refrigeration effect

Check compressor

Check TXV superheat

Check refrigerant charge

Optional bin thermostat is open

Check thermostat or jumper wire on

blue wires to #5 & #6

Optional ultrasonic system senses

false bin full

Check sensor for proper installation

and operation

Low ice making capacity

Scale build up

Remove scale from evaporator and

water system

Air filter dirty Clean air filter

Condenser fins dirty Clean condenser

Expansion valve superheat incorrect Check superheat

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Scotsman F0522 Manuel de service Page 37

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Produits connexes et manuels pour Les fabricants de glaçons Scotsman F0522