Manitowoc SM50 Spécifications télécharger pdf (Page 39)

Section 5 Before Calling For Service

Part Number 000001590 5-1

Section 5

Before Calling For Service

Checklist

If a problem arises during operation of your ice machine, follow the checklist below before calling for service. Routine

adjustments and maintenance procedures are not covered by the warranty.

Problem Possible Cause To Correct

Ice machine will not run No electrical power to the ice machine Replace the fuse/reset the breaker/turn

on the main switch or plug in ice

machine.

Power switch has not been depressed Refer to section 3 and energize the ice

machine

Bin thermostat incorrectly adjusted Adjust bin thermostat, refer to section 3

Drain pump safety switch is open Verify line is not kinked or crimped then

call for service

Ice machine runs and no ice is produced No water to ice machine Correct water supply

Incorrect incoming water pressure Water pressure must be 20-80 psi

(1.4 bar - 5.5 bar)

Spray nozzles blocked with mineral

buildup

Clean and sanitize the ice machine, refer

to section 4

Ambient temperature is too high or low Ambient temperature must be between

50° F and 110°F (10°C and 43 °C)

Freeze cycle is long - Low ice production Water temperature is too high Connect to a cold water supply, verify

check valves in faucets and other

equipment are functioning correctly

Dirty condenser Clean condenser see section 4

High air temperature entering condenser Air temperature must not exceed 110

°F

(43°C)

Water inlet valve filter screen is dirty Remove the water inlet valve and clean

the filter screen (See Section 4)

Water inlet valve stuck open or leaking Turn off ice machine, if water continues to

enter ice machine the water inlet valve

must be replaced - call for service

Water inlet valve is not working Water inlet valve must be replaced, call

for service

Refrigeration problem Call for service

Ice quality is poor - cubes are shallow,

incomplete or white

Ice machine is dirty Clean and sanitize the ice machine, see

section 4

Water filtration is poor Replace the filter

Water softener is working improperly (if

applicable)

Repair the water softener

Poor incoming water quality Contact a qualified service company to

test the quality of the incoming water and

make appropriate filter recommendations

Water inlet valve filter screen is dirty Remove the water inlet valve and clean

the filter screen (See Section 4)

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Manitowoc SM50 Spécifications Page 39

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