Manitowoc EC Series, Installation Use And Care Manual

Page 1: ...nstallation Use and Care EC Series Ice Machines This manual is updated as new information and models are released Visit our website for the latest manual www manitowocice com Part Number 80 1651 3 05 10 ...

Page 2: ...NSTALLATION CHECKLIST 1 6 Section 2 Component identification EVAPORATOR COMPONENTS 2 1 CONDENSER CONTROLS AND AIR FILTER 2 2 Section 3 Ice Making Sequence Of Operation ICE MAKING SEQUENCE OF OPERATION 3 1 OPERATIONAL CHECKS 3 2 Section 4 Maintenance MAINTENANCE CHART 4 1 CLEANING CONDENSER 4 2 CLEANING PROCEDURE 4 3 SANITIZING PROCEDURE 4 4 REMOVAL FOR WINTERIZATION 4 5 BEFORE CALLING FOR SERVICE ...

Page 3: ...G031A ECG031W ECS041A ECS041W ECG041A ECG041W ECS051A ECS051W ECG051A ECG051W ECS065A ECS065W ECG065A ECG065W ECS080A ECS080W ECG080A ECG080W Model Numbers Identification EC S 018 A WARNING PERSONAL INJURY POTENTIAL Do not operate equipment that has been misused abused neglected damaged or altered modified from that of original manufactured specifications WARNING If you do not understand the proce...

Page 4: ...tions Self Contained Air Cooled Self Contained Water Cooled Top Sides 203 mm 8 in 127 mm 5 in Back 127 mm 5 in 127 mm 5 in NOTE The ice machine may be built into a cabinet There is no minimum clearance requirement for the top or left and right sides of the ice machine The listed values are recommended for efficient operation and servicing only CAUTION The ice machine must be protected if it will b...

Page 5: ...al electrical codes by a qualified electrician Before connecting wires disconnect power at the electrical disconnect and lock out to prevent accidentally energizing Connect all electrical wiring before use do not energize ice machine until installation is complete 1 Connect the three supply lead wires Blue Brown and Yellow Green to the field wiring terminal L N and G the Yellow Green wire must con...

Page 6: ...hese guidelines when installing drain lines to prevent drain water from flowing back into the ice machine and storage bin Drain lines must have a 3 8 cm 1 5 inch drop of run for each meter 3 feet and must not create traps The floor drain must be large enough to accommodate drainage from all drains Run separate bin and water cooled condenser drain lines Insulate them to prevent condensation WATER S...

Page 7: ... 125 5 118 4 45 3 225 125 5 183 4 INCH 25 59 17 72 18 7 3 96 2 1 1 79 5 45 4 94 4 66 1 78 8 86 4 94 7 22 EC040 EC050 MM 800 550 550 108 77 5 68 123 87 5 221 68 275 108 168 INCH 31 5 21 65 21 65 4 25 3 05 2 68 4 82 3 44 8 71 2 68 10 83 4 25 6 59 EC065 EC080 MM 902 700 600 114 3 82 6 76 2 120 7 95 25 222 25 82 6 279 4 120 7 171 5 INCH 35 5 27 5 23 5 4 5 3 25 3 0 4 75 3 75 8 75 3 25 11 0 4 75 6 75 D ...

Page 8: ...ines and moving equipment Has the owner operator been instructed regarding maintenance and the use of Manitowoc Cleaner and Sanitizer Has the owner operator completed the warranty registration card Has the ice machine and bin been sanitized Has this manual been given to the owner operator Is the ice off wash switch set to the ice position Before Starting the Ice Machine All ice machines are factor...

Page 9: ...2 Component Identification Removal Component Identification WATER CURTAIN TIMER MECHANISM AIR COOLED CONDENSER ON OFF WASH TOGGLE SWITCH WATER SUMP TROUGH SPRAY NOZZLES SPRAY BAR ICE CHUTE TOGGLE SWITCH EVAPORATOR ...

Page 10: ...over back to disengage the three pins from the front panel Bin Door Allows access to the storage bin 1 Remove top cover 2 Slide door up until rear pins align with slot in door tracks 3 Lift rear door pins out and slide door up until front door pins align with slot 4 Lift door out of door track REMOVE TWO SCREWS SLIDE COVER BACK TO REMOVE ALIGN DOOR PINS WITH TRACK SLOTS THEN LIFT DOOR OUT OF TRACK...

Page 11: ... sure tabs are secure in grooves Ice Chute The ice chute is positioned over the spray nozzles and allows the ice to easily fall into the bin It must be firmly positioned on the Water Distribution Assembly with the front edge inside the water trough or the spray nozzles will not be aligned with the spray holes and spray water will fall into bin 1 Grab protruding spray holes on one end and lift up 2...

Page 12: ...y bar components when necessary 4 To re install spray bar position water inlet tubing on inlet ports and squeeze clips until tight 5 Reposition assembly on water trough seat Nozzles and inserts can be removed for cleaning by unscrewing nozzles Inserts are located inside the spray bar ports The spray bar also disassembles for easy cleaning Sump Drain Overflow Tube The sump drain overflow tube is lo...

Page 13: ...fication Removal Door Frame It is not necessary to remove the door frame to clean the ice machine 1 Remove top cover and bin door 2 Remove two screws 1 on each side of door track 3 Lift door track out of ice machine REMOVE 2 SCREWS ...

Page 14: ...2 6 Section 2 Component Identification Removal PAGE INTENTIONALLY LEFT BLANK ...

Page 15: ...The thermostat energizes the time delay relay When the timer reaches setpoint 10 minutes factory setting the harvest cycle is initiated 3 Harvest Cycle The compressor continues to operate and the water pump is de energized The hot gas valve energizes allowing hot gas to enter and warm the evaporator The water valve is also energized aiding with harvest as well as filling up the sump with fresh wat...

Page 16: ... THICKNESS CHECK The ice cube thickness is factory set to maintain the ice cube thickness at the proper size and weight 1 Allow the ice machine to operate for three complete cycles The cubes should have a small dimple in the center 2 Cycle times vary according to surrounding air and water inlet temperatures 3 If cubes are not full large dimple turn evaporator thermostat one increment towards the r...

Page 17: ...end user and service technician should perform and the frequency These figures are the minimum required If the Ice Machine is supplied with hard water more frequent evaporator cleaning should be performed If the condenser air filter is totally blocked after one week more frequent cleaning is recommended Maintenance Weekly Monthly Semi Annual Annual After prolonged shutdown At Start up Clean cabine...

Page 18: ...er fins 3 Shine a flashlight through the condenser to check for dirt between the fins If dirt remains A Blow compressed air through the condenser fins Be careful not to bend the fan blades B If dirt or grease remains between fins consult your service representative 4 Straighten any bent condenser fins with a fin comb WARNING The condenser fins are sharp Use care when cleaning them WATER COOLED CON...

Page 19: ...dling Ice Machine Cleaner or Sanitizer CLEANING PROCEDURE Ice machine cleaner is used to remove lime scale or other mineral deposits It is not used to remove algae or slime Refer to Sanitizing Procedure on the next page for removal of algae and slime Cleaner Water 500 ml 16 oz 4 l 1 gal Mix 4 liters of water with 500 ml of cleaner in a plastic or stainless container Step 1 Set the toggle switch to...

Page 20: ...fter 10 minutes set the toggle switch to the OFF position Remove water curtain ice chute and over flow tube from the water sump Allow all water to drain from the sump Replace drain plug and fill sump with 2 liters of water Set toggle switch to Wash and circulate for 10 minutes Step 10 After 10 minutes set toggle switch to off position Remove water curtain ice chute water sump over flow tube Drain ...

Page 21: ...remaining 2 liters of solution to the sump trough Replace all components Step 17 To start a sanitizing cycle set the toggle switch to the WASH position Step 18 After 10 minutes set the toggle switch to the OFF position Remove water curtain and ice chute Remove over flow tube from water sump Allow all water to drain from sump Replace over flow tube and fill sump with 2 liters of water Set toggle sw...

Page 22: ...rocedure below AIR COOLED ICE MACHINES 1 Disconnect the electric power at the circuit breaker or the electric service switch 2 Turn off the water supply 3 Drain the water from the water sump and water pump by disconnecting the water pump tubing 4 Disconnect and drain the incoming ice making water line and disconnect the tubing from the water inlet valve outlet and allow water to drain 5 Blow compr...

Page 23: ... low production Dirty condenser Clean condenser Water temperature too high Connect to a cold water supply verify check valves in faucets and other equipment work properly Refrigeration problem Call for service Freeze Cycle Shallow incomplete or white ice cubes Ice machine is dirty Clean sanitize the ice machine Water pressure supply incorrect Verify water pressure is correct Air temperature around...

Page 24: ...4 8 Section 4 Maintenance ...

Page 25: ...epair NOTE If the dealer you purchased the ice machine from is not authorized to perform warranty service contact your distributor for the name of the nearest authorized service representative EXCLUSIONS The following items are not included in the ice machine s warranty coverage 1 Normal maintenance adjustments and cleaning 2 Repairs due to unauthorized modifications to the ice machine or use of n...

Page 26: ...________________________ Manitowoc Wisconsin 5421 1720 _____________________________________________ Representative Of Manitowoc Ice Inc Representative of European Distributor Randy Haack Engineering Manager ______________________________________________ ______________________________________________ Model and Serial No Applied EC Directives Low Voltage 73 23 EEC EMC 89 336 EEC Pressure Equipment ...