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INTRODUCTION

This manual is intended as a reference for the
installation of a Scotsman ice maker model
CMS1002.

TABLE OF CONTENTS

Page

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Environmental Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

For the Installer

Machine & Bin Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

For the Plumber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

For the Electrician . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Final Check List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Initial Start Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Component Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Service Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Service Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Removal and Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

CMS1002W

September, 1993

Page 1

Содержание CMS1002W

Страница 1: ...TS Page Specifications 2 Environmental Limitations 3 For the Installer Machine Bin Assembly 4 For the Plumber 5 For the Electrician 6 Final Check List 7 Initial Start Up 8 Adjustments 10 Component Description 11 Service Specifications 14 Cleaning 15 Service Diagnosis 17 Removal and Replacement 21 CMS1002W September 1993 Page 1 ...

Страница 2: ...te assembly of the ice system are available and are the correct components with regard to model voltage and finish A stacking kit KSCMS is required for stacking CMS1002 ice machines It interconnects the sonar bin ice level controls CMS1002 may only be stacked onto another CMS1002 The CMS1002 will fit any 30 wide Scotsman bin without needing a bin top Other bins will require a bin top Model Number ...

Страница 3: ...ovements at any time Specifications and design are subject to change without notice Water Limitations An ice machine is a food manufacturing plant it takes a raw material water and turns it into a food product ice The purity of the water is very important in obtaining pure ice and in maximizing product life These general recommendations should help keep the ice maker clean 1 Filter the water used ...

Страница 4: ...for the electrician 2 Position the ice storage bin in the selected location 3 Level the bin in both the front to rear and side to side directions 4 Inspect the bin top mounting gasket which should be flat with no wrinkles to provide a good water seal when the cuber is installed on top of the bin 5 Install the modular cuber on top of the bin using care to be sure a good seal is made between the two...

Страница 5: ...1 4 inch fall per foot of horizontal run The drains to be installed must conform with the local plumbing codes Install a vertical open vent on the ice machine reservoir drain The ideal drain recptacle is a trapped and vented floor drain The storage bin drain should be insulated Water Cooled Connection A separate cold water supply is required connect to the 3 8 inch FPT fitting at the back of the c...

Страница 6: ...cause erratic operation and may be responsible for serious damage to the icemaker Electrical connections are made at the rear of the icemaker inside the junction box The cuber is packaged with a flexible cord and matching receptacle not attached use them to make electrical connection between the icemaker and the building s electrical power if allowed by local codes All external wiring should confo...

Страница 7: ...Have all electrical and piping connections been made 7 Are the Master and Compressor switches on OFF 8 Has power been connected to the ice maker 9 Is the water supply line shut off valve installed 10 Check all refrigerant lines and conduit lines to guard against vibration or rubbing and possible failure 11 Have the bin and cabinet been wiped clean and sanitized 12 Has the Field Quality Audit form ...

Страница 8: ...mold and into the reservoir 11 When the reservoir is full move the compressor ON OFF switch to the ON position 12 Check operation of the freezing cycle The compressor is operating The icemaking process begins feeling the metal parts of the evaporator plate reveals cold temperature very shortly ice begins to form Tubing will become frosted at the top of the evaporator plate Freezing time will range...

Страница 9: ...full If the operator desires the level of ice in the bin may be adjusted lower to shut off the machine when the bin is only partially full To Test The Ice Level Setting 1 Open the bin door and locate on the bottom of the ice machine the ice level sensor It s in a socket about 2 in diameter and located left of the evaporator plates 2 When the machine is running wait untIl near the end of a harvest ...

Страница 10: ...sy area look at the cam and switch to observe the event B To start the FREEZING CYCLE Slowly rotate the shaft of the timer and switch assembly clockwise until the actuator arm on the microswitch initiates the freezing cycle C To adjust the length of the harvest cycle 1 Loosen the adjustment screw on the cam and rotate the shaft of the cam to move the cam More of a gap between the high and low port...

Страница 11: ...t cycle Timer Timer Switch Assembly The timer begins to turn when activated by the cube size control The outer surface or large diameter lobe of the timer cam determines the length of time for finish freezing of the ice cubes while the inner surface or small diameter lobe determines length of the harvest cycle The single pole double throw microswitch on the timer controls the power to the plug in ...

Страница 12: ...is adjustable so that the ice machine will maintain a certain height of ice It will not fill any closer to the ice machine than 8 and will not work if the distance to the bottom of the bin is greater than 8 feet Because it uses sound waves a slight ticking sound can be heard coming from the bottom of the machine ICE LEVEL SELECTOR SWITCH ON OFF WASH SWITCH PARTIAL FULL THE AMOUNT OF ICE MAINTAINED...

Страница 13: ...he evaporator plates Gravity flow returns the unfrozen excess portion of water to the reservoir for recirculation Reservoir The reservoir located below the evaporators stores the inlet water charge and collects the water that flows over the evaporator plates Above the reservoir but below the evaporators are the cube chutes designed to retain any water splash from ice making or harvest Most ice wil...

Страница 14: ...ressure Safety Switch Contacts open at 350 P S I G Bin or Ice Level Control Maximum Full Height 8 from the base of the ice machine Partial Fill Setting 21 22 from the base of the ice machine Maximum Storage Bin Interior Height 8 from the base of the ice machine OPERATING CHARACTERISTICS The values listed below are representative of values seen at a wide range of air and water temperatures and are ...

Страница 15: ...ir again repeat step 5 9 Switch the machine to wash and continue to add fresh water to flush residual cleaner from the system Switch the Wash Off Ice switch off 10 Sanitize the ice maker and bin see Sanitize Water System 11 Replace the front liner 12 Switch the Wash Off Ice switch back on 13 Replace the front panel 14 Check the next batch of cubes to make sure all of the acid taste is gone CAUTION...

Страница 16: ...ing care to wipe all surfaces that are normally in contact with ice 10 Replace the evaporator cover Replace the front panel 11 Move the master switch to ON SANITIZE ICE STORAGE BIN This procedure is to be done monthly 1 Remove and discard all ice from the bin 2 Switch the ice maker off 2 Prepare 2 gallons of an approved sanitizer solution in accordance with the instructions on the package or use t...

Страница 17: ... run rest of ice machine does 1 Open contactor coil 1 Replace contactor 2 Thermostatic Expansion valve clogged or does not open 2 Check replace TXV No ice no water over evaporators 1 Water pump does not pump 1 Check replace water pump 2 No water in reservoir 2 Check replace water inlet valve No ice everything runs 1 Too much heat load 1 Check for slow leak thru of water inlet valve 2 Low on refrig...

Страница 18: ...ize wrong 5 Adjust cube size 6 Hot gas valve restricted 6 Replace hot gas valve 7 Not enough water to help harvest 7 Check for restriction of water supply 8 Head pressure too low 8 Check water reg pressure control valve Check for low refrigerant charge Ice maker stuck in harvest cycle 1 Relay coil open 1 Replace relay 2 Timer stuck in harvest cycle 2 Check for power to timer motor if power replace...

Страница 19: ...circuit by attaching a jumper wire between bin thermostat posts on circuit board part no 12 1912 01 the circuit board with the timer on it Reconnect power If machine does not start go back to machine circuit If machine starts disconnect electrical power remove jumper wire and reconnect electrical power Then go to E E Transducer or ice level board assembly defective Replace transducer Set bin level...

Страница 20: ...ct electrical power BEFORE removing transducer 2 Open bin door and locate the transducer socket 3 Twist inner portion of transducer counter clockwise and push up gently 4 Pull transponder down until plug connection is accessible 5 Unplug transducer and remove from the machine 6 Reverse steps 1 5 to reassemble CMS1002W September 1993 Page 20 ...

Страница 21: ...e 4 Unsnap and disconnect water distributor tubes from the water manifold section To replace the water distributor tubes and manifold tubes reverse the removal procedure BE SURE the notches in the water manifold tubes properly engage the alignment keys in the tee BE SURE the water distributor tube is securely fastened at the notch at both sides of the evaporator plate Check identical attachment fo...

Страница 22: ... cloths or other efficient heat sink material 6 Sweat the tubing connections to the valve 7 Connect the electrical wires to the terminals of the valve coil 8 Weigh in the nameplate charge 9 Replace all panels removed for service 10 Reconnect electrical power Thermostatic Expansion Valve 1 Remove the side service panel and top panel if possible 2 Discharge and recover the refrigerant from the syste...

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