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Section 3

Ice Machine Operation

Part Number 000001759

3-1

Section 3

Ice Machine Operation

Component Identification

Figure 3-1. Component Identification (Typical Q460 Shown)

ICE THICKNESS

PROBE

EVAPORATOR

WATER

CURTAIN

WATER

TROUGH

ICE/OFF/CLEAN

SWITCH

WATER

PUMP

BIN SWITCH

DISTRIBUTION

TUBE

SV1604G

SV1605

HARVEST VALVE

AIR CONDENSER

REMOTE COUPLINGS

COMPRESSOR

DRAIN HOSE

WATER DUMP VALVE

WATER INLET VALVE

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Содержание Q1060

Страница 1: ...ng equipment and related products With proper installation care and maintenance your new Manitowoc Ice Machine will provide you with many years of reliable and economical performance Part Number 000001759 01 07 Q Model Ice Machines Installation Use and Care Manual Q460 Q660 Q1060 Q1090 ...

Страница 2: ... damaged or altered modified from that of original manufactured specifications Warning Text in a Warning box alerts you to a potential personal injury situation Be sure to read the Warning statement before proceeding and work carefully Caution Text in a Caution box alerts you to a situation in which you could damage the ice machine Be sure to read the Caution statement before proceeding and work c...

Страница 3: ...er 1 2 Manitowoc Cleaner and Sanitizer 1 2 Model Serial Number Location 1 3 Warranty 1 4 General 1 4 Warranty Coverage 1 4 General 1 4 Parts 1 4 Labor 1 4 Exclusions 1 4 Authorized Warranty Service 1 4 Section 2 Installation Instructions General 2 1 Ice Machine Dimensions 2 1 Ice Storage Bin Dimensions 2 1 Remote Condenser Dimensions 2 2 JC1096 2 2 Location of Ice Machine 2 3 Stacking Two Ice Mach...

Страница 4: ... 9 General 2 10 Guidelines for Routing Line Sets 2 10 Calculating Remote Condenser Installation Distances 2 11 Lengthening or Reducing Line Set Lengths 2 12 Connecting A Line Set 2 12 Remote Receiver Service Valve 2 12 Installation Check List 2 14 Additional Checks for Remote Models 2 14 Section 3 Ice Machine Operation Component Identification 3 1 Self Contained Air Cooled Q460 Q660 Q1060 3 2 Init...

Страница 5: ...ure 4 1 Additional Component Removal 4 6 Ice Machine Inspection 4 8 Exterior Cleaning 4 8 Cleaning the Condenser 4 8 General 4 8 AlphaSan 4 9 Removal from Service Winterization 4 10 General 4 10 Self Contained Air Cooled Ice Machines 4 10 Remote Ice Machines 4 10 Section 5 Before Calling for Service Checklist 5 1 Safety Limit Feature 5 2 ...

Страница 6: ...Table of Contents continued 4 Part Number 000001759 Blank Page ...

Страница 7: ...090N Warning PERSONAL INJURY POTENTIAL Do not operate equipment that has been misused abused neglected damaged or altered modified from that of original manufactured specifications Dice 7 8 x 7 8 x 7 8 2 22 x 2 22 x 2 22 cm Half Dice 3 8 x 1 1 8 x 7 8 0 95 x 2 86 x 2 22 cm Q D 0462 A ICE MACHINE MODEL ICE CUBE SIZE D DICE Y HALF DICE CUBE SIZE 2 DICE 4 HALF DICE CONDENSER T YPE AIR COOLED AIR COOL...

Страница 8: ...ATIC CLEANING SYSTEM This accessory reduces equipment cleaning expense The AuCS accessory monitors ice making cycles and initiates cleaning procedures automatically DISPENSER A counter top dispenser is ideal for cafeterias and many types of self service facilities Manitowoc auto fill floor standing ice dispensers meet the strict sanitary requirements of the food service lodging and health care ind...

Страница 9: ...uesting information from your local Manitowoc distributor or Manitowoc Ice Inc The model and serial number are listed on the OWNER WARRANTY REGISTRATION CARD They are also listed on the MODEL SERIAL NUMBER DECAL affixed to the ice machine remote condenser and storage bin Model Serial Number Location Ice Machine Bin or Dispenser Remote Condenser AuCS Accessory Model Number Serial Number SV1600 Mode...

Страница 10: ... ice machine or use of non standard parts without prior written approval from Manitowoc Ice Inc 3 Damage caused by improper installation of the ice machine electrical supply water supply or drainage or damage caused by floods storms or other acts of God 4 Premium labor rates due to holidays overtime etc travel time flat rate service call charges mileage and miscellaneous tools and material charges...

Страница 11: ...nty coverage Ice Machine Dimension H Q460 54 6 cm Q660 54 6 cm Q1060 Q1090 74 9 cm AIR COOLED SV1613 Bin Model Dimension A Dimension B S170 74 9 cm 48 5 cm S400 86 3 cm 81 3 cm S570 C570 86 3 cm 111 7 cm S970 C970 86 3 cm 111 7 cm Warning All Manitowoc ice machines require the ice storage system bin dispenser etc to incorporate an ice deflector Prior to using a Manitowoc ice machine on a non Manit...

Страница 12: ...Installation Instructions Section 2 2 2 Part Number 000001759 Remote Condenser Dimensions JC1096 SV1297 ...

Страница 13: ...ines are installed This information is also necessary when evaluating the benefits of using water cooled or remote condensers to reduce air conditioning loads The amount of heat added to an air conditioned environment by an ice machine using a water cooled or remote condenser is negligible Knowing the amount of heat rejected is also important when sizing a cooling tower for a water cooled condense...

Страница 14: ...NOTE An optional caster assembly is available for use in place of the legs Installation instructions are supplied with the casters Leveling Leg and Foot Air Cooled Baffle The air cooled baffle prevents condenser air from recirculating To install 1 Remove the back panel screws next to the condenser 2 Align the mounting holes in the air baffle with the screw holes and reinstall the screws Air Baffle...

Страница 15: ... of a GFCI GFI circuit protection with our equipment If code requires the use of a GFCI GFI then you must follow the local code The circuit must be dedicated sized properly and there must be a panel GFCI GFI breaker We do not recommend GFCI GFI outlets as they are known for more intermittent nuisance trips than panel breakers MINIMUM CIRCUIT AMPACITY The minimum circuit ampacity is used to help se...

Страница 16: ...A Q660 230 1 50 15 9 2 N A N A Q1060 230 1 50 20 15 6 20 14 6 Q1090 230 1 50 N A N A 20 14 6 Warning These diagrams are not intended to show proper wire routing wire sizing disconnects etc only the correct wire connections All electrical work including wire routing and grounding must conform to local and national electrical codes L1 L1 L2 L2 GROUND GROUND ICE MACHINE CONNECTIONS TO SEPARATE FUSE B...

Страница 17: ...or both the ice making and condenser water lines Insulate water inlet lines to prevent condensation Do not apply heat to water inlet valve fitting This will damage the plastic parts DRAIN CONNECTIONS Follow these guidelines when installing drain lines to prevent drain water from flowing back into the ice machine and storage bin Drain lines must have a 2 5 cm drop per meter of run and must not crea...

Страница 18: ...e and local codes Location Water Temperature Water Pressure Ice Machine Fitting Tubing Size Up to Ice Machine Fitting Ice Making Water Inlet 0 6 C Min 32 C Max 1 38 bar Min 5 52 bar Max 3 8 Female Pipe Thread 9 5 mm minimum inside diameter Ice Making Water Drain 1 2 Female Pipe Thread 12 7 mm minimum inside diameter Bin Drain 3 4 Female Pipe Thread 19 mm minimum inside diameter SV1626 ...

Страница 19: ... RT 50 R404A Line Set Discharge Line Liquid Line RT 12 7 mm 7 9 mm Air Temperature Around the Condenser Minimum Maximum 29 C 49 C Warning Potential Personal Injury Situation The ice machine contains refrigerant charge Installation of the line sets must be performed by a properly trained and certified refrigeration technician aware of the dangers of dealing with refrigerant charged equipment Ice Ma...

Страница 20: ...ity 1 Optional Make the service loop in the line sets See below This permits easy access to the ice machine for cleaning and service Do not use hard rigid copper at this location 2 Required Do not form traps in the refrigeration lines except the service loop Refrigerant oil must be free to drain toward the ice machine or the condenser Route excess tubing in a supported downward horizontal spiral S...

Страница 21: ... 5 meters 2 Insert the measured drop into the formula below Multiply by 6 6 to get the calculated drop Example A condenser located 3 meters below the ice machine has a calculated drop of 20 meters 3 Insert the measured horizontal distance into the formula below No calculation is necessary 4 Add together the calculated rise calculated drop and horizontal distance to get the total calculated distanc...

Страница 22: ...t caps from the line set condenser and ice machine 2 Apply refrigeration oil to the threads on the quick disconnect couplers before connecting them to the condenser 3 Carefully thread the female fitting to the condenser or ice machine by hand 4 Tighten the couplings with a wrench until they bottom out 5 Turn an additional 1 4 turn to ensure proper brass to brass seating Torque to the following spe...

Страница 23: ...13 Typical Single Circuit Remote Condenser Installation SV1615 SINGLE CIRCUIT REMOTE CONDENSER ELECTRICAL DISCONNECT DISCHARGE LINE LIQUID LINE ELECTRICAL DISCONNECT ELECTRICAL SUPPLY ICE MACHINE BIN DISCHARGE REFRIGERANT LINE LIQUID REFRIGERANT LINE 91 cm DROP ...

Страница 24: ...d bin drains vented Are all electrical leads free from contact with refrigeration lines 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 Is the toggle switch set to ice The toggle switch is located directly behind...

Страница 25: ...entification Figure 3 1 Component Identification Typical Q460 Shown ICE THICKNESS PROBE EVAPORATOR WATER CURTAIN WATER TROUGH ICE OFF CLEAN SWITCH WATER PUMP BIN SWITCH DISTRIBUTION TUBE SV1604G SV1605 HARVEST VALVE AIR CONDENSER REMOTE COUPLINGS COMPRESSOR DRAIN HOSE WATER DUMP VALVE WATER INLET VALVE ...

Страница 26: ...g initial compressor start up and then shuts off At the same time the compressor starts the condenser fan motor air cooled models is supplied with power throughout the entire Freeze and Harvest Sequences The fan motor is wired through a fan cycle pressure control therefore it may cycle on and off The compressor and condenser fan motor are wired through the contactor As a result anytime the contact...

Страница 27: ...erant gas warms the evaporator causing the cubes to slide as a sheet off the evaporator and into the storage bin The sliding sheet of cubes swings the water curtain out opening the bin switch The momentary opening and re closing of the bin switch terminates the harvest sequence and returns the ice machine to the freeze sequence Step 3 4 Figure 3 3 Harvest Sequence Typical Q460 Shown AUTOMATIC SHUT...

Страница 28: ...minute time period has expired The harvest valve and HPR solenoid valves remain on for 5 seconds during initial compressor start up and then shut off The remote condenser fan motor starts at the same time the compressor starts and remains on throughout the entire Freeze and Harvest Sequences The compressor and condenser fan motor are wired through the contactor therefore anytime the contactor coil...

Страница 29: ... gas warms the evaporator causing the cubes to slide as a sheet off the evaporator and into the storage bin The sliding sheet of cubes swings the water curtain out opening the bin switch The momentary opening and re closing of the bin switch terminates the harvest sequence and returns the ice machine to the freeze sequence Step 3 4 Figure 3 6 Harvest Sequence Typical Q460 Shown AUTOMATIC SHUT OFF ...

Страница 30: ...check the water level probe for damage probe bent etc Repair or replace the probe as necessary Figure 3 8 Water Level Probe ICE THICKNESS CHECK The ice thickness probe is factory set to maintain the ice bridge thickness at 3 mm NOTE Make sure the water curtain is in place when performing this check It prevents water from splashing out of the water trough 1 Inspect the bridge connecting the cubes I...

Страница 31: ...and de energizes by time The water purge must be at the factory setting of 45 seconds for the water fill valve to energize during the last 15 seconds of the water purge If it is set to less than 45 seconds the water fill valve will not energize during the water purge Figure 3 10 Water Purge Adjustment Important The harvest sequence water purge is factory set at 45 seconds A shorter purge setting w...

Страница 32: ...Ice Machine Operation Section 3 3 8 Part Number 000001759 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 33: ...e evaporator then add the proper amount of ice machine cleaner Step 5 Wait until the clean cycle is complete approximately 30 minutes then place the toggle switch in the OFF position and disconnect power to the ice machine and dispenser when used Step 6 Remove parts for cleaning and hand sanitizing A Remove the water curtain Gently flex the curtain in the center and remove it from the right side S...

Страница 34: ... distribution tube Water Distribution Tube Removal Loosen the two thumbscrews which secure the distribution tube Lift the right side of the distribution tube up off the locating pin then slide it back and to the right Disassemble for cleaning sanitizing Twist both of the inner tube ends until the tabs line up with the keyways Pull the inner tube ends outward Water Distribution Tube Disassembly SV3...

Страница 35: ...rol board inside the electrical control box Water Level Probe Removal Step 7 Mix a solution of cleaner and warm water Depending upon the amount of mineral buildup a larger quantity of solution may be required Use the ratio in the table below to mix enough solution to thoroughly clean all parts Step 8 Use 1 2 of the cleaner water mixture to clean all components The cleaner solution will foam when i...

Страница 36: ...nd bin or dispenser Use a cloth or sponge to liberally apply the solution Wipe all surfaces twice to ensure complete coverage with sanitizer solution When sanitizing pay particular attention to the following areas Side walls Base bottom of the water trough Interior of water trough Evaporator cells and evaporator plastic parts including top bottom and sides Bin or dispenser Ice machine top cover Do...

Страница 37: ...olution to sanitize all foodzone surfaces of the ice machine and bin or dispenser Use a cloth or sponge to liberally apply the solution When sanitizing pay particular attention to the following areas Side walls Base bottom of the water trough Interior of water trough Evaporator cells and evaporator plastic parts including top bottom and sides Bin or dispenser Ice machine top cover Do not rinse the...

Страница 38: ...ter at the beginning of the freeze cycle 3 While the ice machine is in the freeze mode check the water trough to determine if the dump valve is leaking If there is no or little water in the water trough during the freeze cycle the dump valve is leaking A If the dump valve is leaking remove disassemble and clean it B If the dump valve is not leaking do not remove it Instead follow the Ice Machine C...

Страница 39: ...Section 4 Maintenance Part Number 000001759 4 7 Dump Valve Disassembly SPRING PLUNGER DIAPHRAM VALVE BODY COIL MOUNTING BRACKET NYLON GASKET ...

Страница 40: ...ing the Condenser GENERAL A dirty condenser restricts airflow resulting in excessively high operating temperatures This reduces ice production and shortens component life Clean the condenser at least every six months Follow the steps below 1 The washable aluminum filter on self contained ice machines is designed to catch dust dirt lint and grease Clean the filter with a mild soap and water 2 Clean...

Страница 41: ...xchange mechanism When AlphaSan is compounded directly into a plastic part a controlled release of silver ions from the surface is regulated to maintain an effective concentration at or near the surface of the plastic ice machine part AlphaSan s unique ability to effectively control the release of silver not only protects against undesired discoloration of the plastic but also will last the life o...

Страница 42: ...e 5 Energize the ice machine and wait one minute for the water inlet valve to open 6 Blow compressed air in both the incoming water and the drain openings in the rear of the ice machine until no more water comes out of the inlet water lines or the drain 7 Make sure water is not trapped in any of the water lines drain lines distribution tubes etc REMOTE ICE MACHINES 1 Move the ICE OFF CLEAN switch ...

Страница 43: ...hine See Section 4 Ice machine is not level Level the ice machine See Section 2 Low air temperature around ice machine head section Air temperature must be at least 1 6 C Fan cycling control does not de energize condenser fan motor Verify pressure is below cut out setpoint replace fan cycling control Ice machine does not cycle into harvest mode The six minute freeze time lock in has not expired ye...

Страница 44: ... produces shallow or incomplete cubes or the ice fill pattern on the evaporator is incomplete Ice thickness probe is out of adjustment Adjust the ice thickness probe See Section 4 Water trough level is too high or too low Check the water level probe for damage See Section 3 Water inlet valve filter screen is dirty Remove the water inlet valve and clean the filter screen See Section 4 Water filtrat...

Страница 45: ...Section 5 Before Calling for Service Part Number 000001759 5 3 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 46: ...Before Calling for Service Section 5 5 4 Part Number 000001759 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 47: ......

Страница 48: ...0 Site Web www manitowocice com Manitowoc Ice Inc 2110 South 26th Street P O Box 1720 Manitowoc WI 54221 1720 Phone 920 682 0161 Service Fax 920 683 7585 Web Site www manitowocice com Manitowoc China International Refrigeration Company LTD No 151 Jiam Ye Road Hangzhou Hi Tech Industry Development Zone Bin Jiang Hangzhou Zhejiang 310052 P R China Telephone 86 571 86888688 Service Fax 86 571 8662270...

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