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CSE60

June 2001

Page 1

INTRODUCTION

Service Parts lists and Wiring diagrams are located in the center of this manual, printed on

yellow paper.

This manual was printed on recycled paper.
Keep this manual for future reference.
Note the Warning symbol, it marks a possible hazard.

This service manual covers the installation,

operation, maintenance and service of this ice

machine.

Table of Contents

SPECIFICATIONS· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 2
FOR THE INSTALLER · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 3
FOR THE PLUMBER · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 4
INSTALLATION · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 5
INITIAL START UP · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 6
HOW IT WORKS: · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 7
COMPONENT LOCATION · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 8
HOW IT WORKS: · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 9
HOW IT WORKS: · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 10
HOW IT WORKS: · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 11
OPERATION & ADJUSTMENT: OPERATING CHARACTERISTICS · · · · · · · · · · · · · · · Page 12
GRAPH OF SYSTEM PRESSURES · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 13
SANITIZING AND CLEANING · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 14
SERVICE DIAGNOSIS · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 15
SERVICE DIAGNOSIS · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 16
REMOVAL AND REPLACEMENT· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 17
REMOVAL AND REPLACEMENT· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · Page 18

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Summary of Contents for CSE60

Page 1: ...ion maintenance and service of this ice machine Table of Contents SPECIFICATIONS Page 2 FOR THE INSTALLER Page 3 FOR THE PLUMBER Page 4 INSTALLATION Page 5 INITIAL START UP Page 6 HOW IT WORKS Page 7 COMPONENT LOCATION Page 8 HOW IT WORKS Page 9 HOW IT WORKS Page 10 HOW IT WORKS Page 11 OPERATION ADJUSTMENT OPERATING CHARACTERISTICS Page 12 GRAPH OF SYSTEM PRESSURES Page 13 SANITIZING AND CLEANING...

Page 2: ...rmance They meet or exceed the standards of UL CUL and NSF Scotsman assumes no liability or responsibility of any kind for products manufactured by Scotsman that have been altered in any way including the use of any parts and or other components not specifically approved by Scotsman Scotsman reserves the right to make design changes and or improvements at any time Specifications and designs are su...

Page 3: ...ected Allow enough space for the machine to be pulled out from its installed location Do not build a floor in front of the machine that would prevent its removal Air circulation The front panel MUST remain unobstructed Do not block with any type of door or curtain If the unit is built in it will pull air in from the right side of the front panel and exhaust it out the left side of the front panel ...

Page 4: ...ct the tubing to the 3 4 GAS BSPP thread water inlet fitting at the back of the ice maker An adapter is available the part numbers are F733219 03 and F640134 00 3 Install a shut off valve in the incoming water line near the ice maker so that the water can be shut off for service 4 Connect a gravity drain line to the drain connection at the ice maker A minimum slope of 1 4 fall per foot of horizont...

Page 5: ...trical circuit 5 Is the water supply line shut off valve installed and is the water turned on 6 Have the bin interior and the cabinet exterior been wiped clean 7 Are all internal parts in place including the spray platform and curtain 8 Have the internal refrigerant lines been checked for rubbing and chaffing 9 Has the machine been installed where it is indoors in a controlled environment with ade...

Page 6: ... the machine runs This is normal 9 After about 20 minutes the machine will begin to release the ice this is called the harvest cycle Observe the first cube harvest Check the size of the ice cubes Note The normal size of the ice cube has a 1 4 depression in the wide end If the cubes are not filled out adjust the machine to make larger ice cubes by turning the cube size control shaft clockwise If th...

Page 7: ...gh the spray nozzles into the inverted spray cups Inlet Water Solenoid Valve The water solenoid valve located in the back panel of the unit is energized only during the harvest or cleaning cycles When energized it allows a metered amount of water to flow into the machine 21 g p m This water flows to the top of the evaporator and then down into the reservoir Bin Thermostat Control The bin thermosta...

Page 8: ...M WATER PUMP EVAPORATOR BIN DRAIN CLEAN OPERATE SWITCH WATER INLET VALVE HOT GAS VALVE COMPRESSOR CUBE SIZE ON OFF BIN LEVEL CONTROL TUBE BIN THERMOSTAT CONTROL BOX RESERVOIR FILL TUBE WATER RESERVOIR COMPONENT LOCATION High Temp Cut Out ...

Page 9: ...r The inlet water valve opens and a fresh supply of water flows to the top of the evaporator and then drains into the reservoir The ice cubes have been released from the inverted cube cups in the evaporator by the warming effect of the hot refrigerant gas condensing in the evaporator tubing plus the incoming water flowing around the inverted cups The released ice cubes drop onto the spray platform...

Page 10: ...e liquid refrigerant flows through the liquid line and the liquid line filter drier After the filter drier the liquid refrigerant enters the metering device a capillary tube After passing the restriction of the capillary tube the refrigerant enters an area of relative low pressure the evaporator In the tubing of the evaporator the liquid refrigerant expands and evaporates absorbing heat from the e...

Page 11: ...ore the gas gets to the condenser it goes through a strainer the strainer outlet is connected to two tubes one of which leads to an electric valve the hot gas solenoid When this valve opens the refrigerant gas follows the path of least resistance and flows through the tubing from the hot gas valve to the evaporator where the ice cubes are frozen At the evaporator the high temperature gases are coo...

Page 12: ...cubes are too big or small See the illustration at the right 1 Remove front panel locate knob 2 To increase the size turn knob 1 8 turn clockwise To make the cubes smaller turn the knob 1 8 turn counterclockwise 3 Observe the size of the cubes in the next two harvest cycles if more adjustment is needed continue adjustments until the correct size is obtained OPERATION ADJUSTMENT OPERATING CHARACTER...

Page 13: ... 2001 Page 13 This graph shows the system pressures during one full cycle at 90o F Air and 70o F water CSE60 0 50 100 150 200 250 300 350 0 2 4 6 8 10 12 14 16 18 20 22 24 0 2 Time Low Side High Side Typical ice weight per batch 1 lb 1 oz ...

Page 14: ...y platform locate stand pipe to the right of the opening and pull it out to drain the reservoir Return the standpipe spray platform and curtain to their original positions 20 Pour sanitizer solution over the evaporator section bright metal tubing and inverted cups in white plastic tray at the top of the ice machine 21 Spray or wash the bottom of the evaporator cover and the edges of the evaporator...

Page 15: ...ameplate charge Cubes too small Cube size control set too warm Check and adjust for proper operation Partially restricted cap tube Blow charge evacuate with new drier weigh in nameplate charge Moisture in system Same as above Overcharged Same as above Undercharged Same as above look for a leak Cloudy cubes Spray nozzles plugged Clean Needs cleaning Clean with Scotsman Ice Machine Cleaner Irregular...

Page 16: ... water supply Hot gas valve does not work Replace Inlet water valve plugged Clean or replace Air and water temp too low Try to change location No harvest Cube size control does not work Replace Hot gas valve does not work Replace Water inlet valve does not work Replace Excessive water in ice storage bin Drain plugged Clean drain SERVICE DIAGNOSIS ...

Page 17: ...ontrol shaft Remove screws and control box cover to gain access to the cube size control body Remove screws and dismount cube size control from control box Disconnect electrical wires from cube size control 4 At the top of the machine unclip cube size thermostat tube holder from evaporator retain clips and tube assembly Pull cube size control capillary tube from the tube and remove complete cube s...

Page 18: ...er valve 5 Disconnect water lines to and from water valve 6 Remove valve from ice maker 7 Reverse removal procedure to replace Water Pump 1 Disconnect ice maker from electrical power 2 Remove top panel 3 Open ice bin door pull up through top and remove 4 Remove curtain by pulling forward and out on the left end 5 Remove 2 screws holding pump bracket to right side panel 6 Disconnect 2 electrical le...

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