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Manitowoc Ice S0850M User's Manual

1. 4 11 Removal from Service Winterization 4 12 General s snot Ie Praha abst tints qe PAUSE M Bey a at TE oc en 4 12 Self Contained Air Cooled Ice 4 12 Water Cooled Ice Machines 4 12 AUCS ACCESSO voi kA ERE DR EGAL ASSERERE RENS 4 12 Section 5 Before Calling For Service Checklist a LU RW Ee EG ER eade 5 1 Safety Limit Feature cse ccr eee e rr Rr rrr rrt 5 2 2 Part No 80 1560 3 Section 1 General Information Section 1 General Information Model Numbers This manual covers the following models Self Contained Water Cooled SD0853WM SY0855WM NOTE Model numbers ending in 3 indicate a 3 phase unit Example SYO855M3 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 A Warning PERSONAL INJURY POTENTIAL Remove all ice machine panels before lifting and installing Part Number 80 1560 3 How to Read a Model Number CUBESIZE CONDENSER TYPE 3 DICE WATER COOLED 5 HALF DICE WATER COOLED MARINE MODEL S Y 0855 W M ICE MACHINE ICE MACHINE MODEL SERIES ICE CUBE SIZE CONDENSER TYPE D DICE Y HALFDICE W SELF CONTAINEDWATER COOLED Ice Cube Sizes Dice Half Dice 7 8 x 7 8
2. 3 3 Automatic Shut Off 0 000020 eee 3 3 Safety TImers ves bx veis a ebbe werte tore e sees 3 3 Warm Water Rinse Cycle 3 3 Operational Checks eee 3 4 Generali ers eas Sapa 3 4 Water Level uoce bee aa pi rS 3 4 Ice Thickness Check 3 4 Harvest Sequence Water Purge 3 5 Section 4 Maintenance EE 4 1 Ice Machine Inspection 4 1 Exterior Cleaning exui PR EE PR 4 1 Water Cooled Condenser and Water Regulating Valve 4 1 AlphaSain at te ee ee ee ee eee es 4 1 PC TIC E 4 2 Guardian Sachet Replacement Frequency 4 2 Sachet Replacement Procedure 4 2 Clean Up Procedure for Damaged Sachet Packet 4 2 Interior Cleaning and Sanitizing 4 3 General eis dane Aad re nr sidere du ate esie da espe dis 4 3 Cleaning Procedure s o parene i orga ann aE n E paee 4 3 Sanitizing Procedure a e sotran eak nN EAEE he 4 4 Removal of Parts For Cleaning Sanitizing 4 5 Removing the Front Panels
3. Allow for a pressure drop of 7 psi 48 between the condenser water inlet and the outlet of the ice machine Water exiting the condenser must not exceed 110 F 43 3 C 2 5 Installation Instructions Section 2 WATER SUPPLY AND DRAIN LINE SIZING CONNECTIONS Caution Plumbing must conform to state and local codes Location Water Temperature Water Pressure Ice Machine Fitting Tubing DES Up to Machine Fitting Ice Making 35 F 1 6 C Min 20 psi 137 9 KPA Min 3 8 Female Pipe 3 8 95 cm minimum Water Inlet 90 F 32 2 C Max 80 psi 551 5 Max Thread inside diameter Ice Making u 1 2 Female 1 2 1 27 cm minimum Water Drain Pipe Thread inside diameter Condenser 40 F 4 4 C Min 20 psi 137 9 KPA Min n Water Inlet 90 F os Max 150 i ee Max FEE Pipe te Condenser 1 2 Female 1 2 1 27 cm minimum Water Drain Pipe Thread inside diameter Bin Drain u u 3 Female 3 4 1 91 cm minimum Pipe Thread inside diameter 3 8 FPT ICE MAKING WATER INLET FITTING ELECTRICAL ENTRANCE Za PLASTIC FITTING ON OPPOSITE SIDE DO NOT 2 APPLY HEAT 2 GE 18 46 CM VENT TUBE 2 GE 2 2 3 8 CONDENSER WATER INLET E WATER COOLED UNITS ONLY 1 2 DRAIN CONNECTION 2 PLASTIC FITTING OPPOSITE pe gt Ae SIDE DO NOT APPLY HEAT EB cum 2d 1 2 CONDENSER WATER DRAIN WATER COOLED UNITS ONLY 1 2 1 3 CM MIN DRAIN ID
4. 3 Manitowoc S0850M Model Ice Machines Installation Use and Care Manual Thank you for selecting a Manitowoc Ice Machine the dependability leader in ice making 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 80 1560 3 05 2005 Safety Notices As you work on an S Model Series Ice Machine be sure to pay close attention to the safety notices in this manual Disregarding the notices may lead to serious injury and or damage to the ice machine Throughout this manual you will see the following types of safety notices Procedural Notices As you work on an S Model Series Ice Machine be sure to read the procedural notices in this manual These notices supply helpful information which may assist you as you work Throughout this manual you will see the following types of procedural notices 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 A 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
5. Model Serial Number Location Owner Warranty Registration Card General Ne aep d Warranty Coverage General 2 eee Parts 4 iL Excl sions iusnaexT axe noel Seaton ku Authorized Warranty Service Installation Instructions Part No 80 1560 3 General Ice Machine Dimensions s0850M Ice Machines Location of Ice Machine Ice Machine Heat of Rejection Electrical Service General 52 2 ligue Voltage Fuse Circuit Breaker Minimum Circuit Ampacity Electrical Requirements Self Contained Electrical Wiring Connections Self Contained Ice Machine 115 1 60 or 208 230 1 60 Self Contained Ice Machine 208 230 3 60 Self Contained Ice Machine 230 1 50 For United Kingdom Only Water Supply and Drain Requirements Water Supply Water Inlet Lines Drain Connections Cooling Tower Applications Water Cooled Models Water Supply and Drain Line Sizing Connections Installation Check List Before Starting the Ice Machine 2 4 Table of Contents continued Section 3 Ice Machine Operation Component Identification 3 1 Sequence Of Operation oie ra Rer Rex aE Rma 3 2 Initial Start Up or Start Up After Automatic Shut Off 3 2 Freeze Sequence 3 2 Harvest Sequence
6. cooled ice machines 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 condenser Use the peak figure for sizing the cooling tower Part Number 80 1560 3 Section 2 Electrical Service GENERAL A Warning All wiring must conform to local state and national codes VOLTAGE The maximum allowable voltage variation is 10 of the rated voltage at ice machine start up when the electrical load is highest A Warning The ice machine must be grounded in accordance with national and local electrical codes Important Observe correct polarity of incoming line voltage S Series Marine Ice Machines Installation Instructions FUSE CIRCUIT BREAKER A separate fuse circuit breaker must be provided for each ice machine Circuit breakers must be H A C R rated does not apply in Canada MINIMUM CIRCUIT AMPACITY The minimum circuit ampacity is used to help select the wire size of the electrical supply Minimum circuit ampacity is not the ice machine s running amp load The wire size or gauge is also dependent upon location materials used length of run e
7. 5 Remove the valve body 6 Remove the tubing from the dump valve by twisting the clamps off 7 Remove the two screws securing the dump valve and the mounting bracket PLUNGER SPRING STOP CAP e COIL SPRING PLUNGER e DIAPHRAM ENCLOSING TUBE Dump Valve Disassembly VALVE BODY 4 9 Maintenance Evaporator Tray Removal 1 Remove the water trough 2 Remove thumbscrew on left side of tray 3 Allow left side of tray to drop as you pull the tray to the left side Continue until the outlet tube disengages from the right side 4 10 Section 4 Drain Line Check Valve The drain line check valve normally does not require removal for cleaning Water loss from the sump trough will indicate removal and cleaning are required sv3154 1 Remove check valve and tube assembly A Tip assembly to right until tubing disengages B Lift up on assembly to remove 2 Remove insulation from check valve assembly 3 Remove vinyl tubing from top of check valve 4 Soak in cleaner solution 10 minutes and then flush with water to remove debris Part Number 80 1560 3 Section 4 Water Inlet Valve The water inlet valve normally does not require removal for cleaning Refer to Section 5 for a list of causes for No Water Entering Water Trough or Water Overflows Water Trough 1 When the ice machine is off the water inlet valve must completely stop water flow into the machine 2
8. When the ice machine is on the water inlet valve must allow the proper water flow through it Set the toggle switch to ON Watch for water flow into the ice machine If the water flow is slow or only trickles into the ice machine refer to Section 5 Follow the procedure below to remove the water inlet valve A Warning Disconnect the electric power to the ice machine and dispenser at the electric service switch box and turn off the water supply before proceeding 1 Remove the 1 4 hex head screws 2 Remove clean and install the filter screen FILTER ACCESS SCREWS WATER ze 5 INLET VALVE SV1622 Part Number 80 1560 3 Maintenance Removing the Front Panel 1 Disconnect power to ice machine 2 Loosen thumbscrews Do not remove they are retained by o rings to prevent loss Thumb Screws Panel Removal Maintenance Removal from Service Winterization GENERAL Special precautions must be taken if the ice machine is to be removed from service for an extended period of time or exposed to ambient temperatures of 32 F 0 C or below Caution If water is allowed to remain in the ice machine in freezing temperatures severe damage to some components could result Damage of this nature is not covered by the warranty Follow the applicable procedure below SELF CONTAINED WATER COOLED ICE MACHINES 1 Disconnect the electric power at the circuit breaker
9. or the electric service switch 2 Turn off the water supply 3 Remove the water from the water trough 4 Disconnect and drain the incoming ice making water line at the rear of the ice machine 5 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 6 Make sure water is not trapped in any of the water lines drain lines distribution tubes etc 7 Disconnect the incoming water and drain lines from the water cooled condenser 8 Insert a large screwdriver between the bottom spring coils of the water regulating valve Pry upward to open the valve 9 Hold the valve open and blow compressed air through the condenser until no water remains 4 12 Section 4 SV1624 Pry Open the Water Regulating Valve AUCS Accessory Refer to the AuCS Accessory manual for winterization of the AuCS Accessory Part Number 80 1560 3 Section 5 Section 5 Before Calling For Service Before Calling For Service Checklist If a problem arises during operation of your ice machine follow the checklist below before calling service Routine adjustments and maintenance procedures are not covered by the warranty Problem Possible Cause To Correct Ice machine does not operate No electrical power to the ice machine and or condensing unit Replace the fuse reset the breaker turn on the main switc
10. x 7 8 3 8 x 1 1 8 x 7 8 2 22 x 2 22 2 22 0 95 x 2 86 x 2 22 cm 1 1 General Information Accessories Contact your Manitowoc distributor for these optional accessories BIN CASTER Replaces standard legs ICE BAGGER Maximize profits from bagged ice sales with this convenient accessory This sturdy unit rests on the bin door frame and adapts for left or right side filling GUARDIAN SACHET PACKETS Guardian sachet packets release chlorine dioxide on a controlled basis to inhibit the growth of bacteria and slime Guardian sachet packets are available through your local Manitowoc Ice Machine dealer ARCTIC PURE WATER FILTER SYSTEM Engineered specifically for Manitowoc ice machines This water filter is an efficient dependable and affordable method of inhibiting scale formation filtering sediment and removing chlorine taste and odor Section 1 MANITOWOC CLEANER AND SANITIZER Manitowoc Ice Machine Cleaner and Sanitizer are available in convenient 16 oz 473 ml bottles These are the only cleaner and sanitizer approved for use with Manitowoc products Sanitizer Part Number 16 ounce Bottle 94 0565 3 AuCS SO 94 0565 3 AuCSQG Sl 40 1236 3 Cleaner Part Number 16 ounce Bottle 94 0546 3 AuCS SO 94 0546 3 AuCSQG Sl 40 1325 3 AUCSG AUTOMATIC CLEANING SYSTEM This accessory reduces equipment cleaning expense The AuCS accessory monitors ice making cycles a
11. 1 2 CPVC SOCKET AUXILLARY BASE DRAIN AIR GAP na A DO NOT TRAP DRAIN LINE OPEN TRAPPED AND LEAVE AIR GAP BETWEEN VENTED DRAIN DRAIN TUBE AND DRAIN SV3142 Typical Water Supply Drain Installation 2 6 Part Number 80 1560 3 Section 2 Installation Check List Is the Ice Machine level Has all of the internal packing been removed Have all of the electrical and water connections been made Has the supply voltage been tested and checked against the rating on the nameplate Is there proper clearance around the ice machine for air circulation Has the ice machine been installed where ambient temperatures will remain in the range of 35 110 F 1 6 43 3 C Has the ice machine been installed where the incoming water temperature will remain in the range of 35 90 F 1 6 32 2 C Is there a separate drain for the water cooled condenser Part Number 80 1560 3 Installation Instructions Are the ice machine and 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 s
12. Part Number 80 1560 3 Section 2 Installation Instructions Section 2 Installation Instructions General These instructions are provided to assist the qualified installer Check your local Yellow Pages for the name of the nearest Manitowoc distributor or call Manitowoc Ice Inc for information regarding start up services Ice Machine Dimensions S0850M ICE MACHINES affect warranty coverage Important Failure to follow these installation guidelines may 2 20 5 58cm 4 21 10 69cm 5 06 12 85cm 1 06 2 7 6 68 16 96 8 49 21 56 25 52 64 82cm SV3143 Width Depth and Height Dimensions O ELECTRICAL O AUCS CONNECTIONS OUTLET 1 2 FPT 9 5 AUXILLARY BASE DRAIN 1 2 CPVC SOCKET WATER INLET 3 8 FPT DRAIN 1 2 NPTF CONDENSER WATER Water Cooled Only CONDENSER WATER INLET 3 8 FPT Water Cooled Only SV3143B Ice Machine Dimension W Dimension D Dimension H S850M 30 in 76 2 cm 24 50 in 62 2 cm 26 5 in 67 3 cm Electrical and AuCS Dimensions Part Number 80 1560 3 ice Machine Electrical AuCS Dimension A Dimension B Dimension C Dimension E Dimension F S850M 23 82 in 60 5 cm 22 32 in 56 69 cm 8 5 in 21 6 cm 8 5 in 21 6 cm 6 5 in 16 5 cm Installation Instructions Lo
13. THIS PAGE INTENTIONALLY LEFT BLANK 3 6 Part Number 80 1560 3 Section 4 Maintenance Section 4 Maintenance General You are responsible for maintaining the ice machine in accordance with the instructions in this manual Maintenance procedures are not covered by the warranty A Warning If you do not understand the procedures or the safety precautions that must be followed call your local Manitowoc service representative to perform the maintenance procedures for you We recommend that you perform the following maintenance procedures a minimum of once every six months to ensure reliable trouble free operation and maximum ice production Ice Machine Inspection A Warning Disconnect electric power to the ice machine and the remote condensing unit at the electric service Switch before cleaning the condenser Check all water fittings and lines for leaks Also make sure the refrigeration tubing is not rubbing or vibrating against other tubing panels etc Do not put anything boxes etc on the sides or back of the ice machine There must be adequate airflow through and around the ice machine to maximize ice production and ensure long component life Exterior Cleaning Clean the area around the ice machine as often as necessary to maintain cleanliness and efficient operation Sponge any dust and dirt off the outside of the ice machine with mild soap and water Wipe dry with a clean soft
14. does not eliminate the need for periodic cleaning and maintenance AlphaSan has no adverse effect on the taste of the ice or beverage 4 1 Maintenance Guardian Slime is a leading cause of ice machine breakdowns and biological growth is a health concern The Guardian system releases chlorine dioxide on a controlled basis to inhibit the growth of bacteria and fungi that form slime and cause malodors in the food zone of ice machines The Guardian will not control mineral or other water borne buildup Your water quality will determine the length of time before mineral buildup affects ice machine performance Mineral buildup must be removed as often as necessary to ensure trouble free operation of the ice machine The Guardian sachet holder is included with the sachet packets Refer to installation replacement procedure to install change sachet holder packet D A ANN GUARDIAN Inside Left Front Door EN Guardian fer Ter e Guardian Location GUARDIAN SACHET REPLACEMENT FREQUENCY Sachet packet s require replacement every thirty 30 days or whenever they come in direct contact with water Refer to chart below for requirements Ice Machine Sachet Use S0850M 1 or 2 Although one sachet is recommended extreme conditions may necessitate using two sachet packets Guardian sachet packets are available through your local Manitowoc
15. ice machine dealer 4 2 Section 4 SACHET INSTALLATION REPLACEMENT PROCEDURE 1 Loosen the front panel screws and remove front panel lt gt b Loosen Screw Screw Location 2 Inside the front panel there are two thumbscrew holes covered by stickers pierce the sticker with a screwdriver 3 Attach the sachet holder to the front panel by inserting the thumbscrews through the holes in the sachet holder and tighten the thumbscrews 4 Remove the new sachet packet from foil package and install into holder Removing the foil package allows moisture in the air to activate the sachet contents 5 Replace front panel and tighten screws 6 Discard the use sachet packet in the trash CLEAN UP PROCEDURE FOR DAMAGED SACHET PACKET 1 Remove all ice from bin dispenser and discard 2 Initiate a cleaning and sanitizing sequence on the ice machine see next pages 3 Clean the bin dispenser Flush the drain thoroughly to prevent future drain blockage 4 Sanitize the bin dispenser 5 Install a replacement sachet packet and reinstall all panels Part Number 80 1560 3 Section 4 Interior Cleaning and Sanitizing GENERAL Clean and sanitize the ice machine every six months for efficient operation If the ice machine requires more frequent cleaning and sanitizing consult a qualified service company to test the water quality and recommend appropriate water treatment An extremely dirty ice machine mu
16. cation of Ice Machine The location selected for the ice machine must meet the following criteria If any of these criteria are not met select another location The location must be free of airborne and other contaminants The air temperature must be at least 35 F 1 6 C but must not exceed 110 F 43 4 The location must not be near heat generating equipment or in direct sunlight Thelocation must not obstruct air flow through or around the ice machine Refer to the chart below for clearance requirements Section 2 Ice Machine Heat of Rejection S0850M Water Cooled Top Sides 8 20 3 cm Back 5 12 7 cm There is no minimum clearance required This value is recommended for efficient operation and servicing only Z Caution The ice machine must be protected if it will be subjected to temperatures below 32 F 0 C Failure caused by exposure to freezing temperatures is not covered by the warranty See Removal from Service Winterization Series Heat of Rejection Ice Machine Air Conditioning Peak S0850M 12 000 18 000 B T U Hour Because the heat of rejection varies during the ice making cycle the figure shown is an average Ice machines like other refrigeration equipment reject heat through the condenser It is helpful to know the amount of heat rejected by the ice machine when sizing air conditioning equipment where self contained air
17. cloth Heavy stains should be removed with stainless steel wool Never use plain steel wool or abrasive pads They will scratch the panels Part Number 80 1560 3 Water Cooled Condenser and Water Regulating Valve Symptoms of restrictions in the condenser water circuit include Lowice production High water consumption High operating temperatures High operating pressures If the ice machine is experiencing any of these symptoms the water cooled condenser and water regulating valve may require cleaning due to scale build up Because the cleaning procedures require special pumps and cleaning solutions qualified maintenance or service personnel must perform them AlphaSan The goal of AlphaSan is to keep the plastic surfaces of an ice machine cleaner by reducing or delaying the formation of bio film The active ingredient in AlphaSan is the element silver in the form of silver ions Ag AlphaSan slowly releases silver ions via an ion exchange 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 of the plastic part Although AlphaSan helps prevent bio film build up it
18. e Located in Refrigeration Compartment sv3150 Part Number 80 1560 3 3 1 Ice Machine Operation Sequence Of Operation NOTE The toggle switch must be in the ice position and the water curtain must be in place on the evaporator before the ice machine will start INITIAL START UP OR START UP AFTER AUTOMATIC SHUT OFF 1 Water Purge Before the compressor starts the water pump and water dump solenoid are energized for 45 seconds to completely purge the ice machine of old water This feature ensures that the ice making cycle starts with fresh water The harvest valve s is also energized during water purge although it stays on for an additional 5 seconds 50 seconds total on time during the initial refrigeration System start up 2 Refrigeration System Start Up The compressor starts after the 45 second water purge and it remains on throughout the entire Freeze and Harvest Sequences The water fill valve is energized at the same time as the compressor The harvest valve s remains on for 5 seconds during 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 contactor coil is ene
19. emoval Follow Step C for complete removal A Warning Disconnect the electric power to the ice machine at the electric service switch box C Disconnect the ice thickness control wiring from the control board Part Number 80 1560 3 Section 4 3 Water Distribution Tube A Warning Removing the distribution tube while the water pump is running will allow water to spray from ice machine Disconnect the electrical power to the ice machine and dispenser at the electric service switch box and turn off the water supply NOTE Distribution tube thumbscrews are retained by o rings to prevent loss Loosen thumbscrews but do not pull thumbscrews out of distribution tube Water Distribution Tube Removal A Remove outer half of distribution tube by loosening the four 4 thumbscrews o rings retain thumbscrews to distribution tube B Pull inner half of water distribution tube forward to release slip joint from water pump tubing connection Part Number 80 1560 3 Maintenance 4 Water Trough A Depress tabs on right and left side of the water trough B Allow front of water trough to drop as you pull forward to disengage the rear pins DEPRESS TABS 4 7 Maintenance Water Level Probe 1 Remove the water trough A Warning Disconnect the electrical power to the ice machine at the electrical disconnect before proceeding Section 4 Water Pump A Warning Disconnect
20. et to ice The toggle switch is located directly behind the front panel Is the ice thickness control set correctly Refer to Operational Checks to check set the correct ice bridge thickness 2 7 Installation Instructions Before Starting the Ice Machine All Manitowoc ice machines are factory operated and adjusted before shipment Normally new installations do not require any adjustment To ensure proper operation follow the Operational Checks in Section 3 of this manual Starting the ice machine and completing the Operational Checks are the responsibilities of the owner operator Adjustments and maintenance procedures outlined in this manual are not covered by the warranty A Warning Potential Personal Injury Situation Do not operate equipment that has been misused abused neglected damaged or altered modified from that of original manufactured specifications 2 8 Section 2 Part Number 80 1560 3 Section 3 Ice Machine Operation Section 3 Ice Machine Operation Component Identification Water Distribution Tube H N Toggle Switch Water Curtain Dump Valve M Check Valve A T sv3149 Ice Thickness Probe Curtain Retainer Water Level Probe Water Inlet Location Water Pump Water Inlet Valv
21. h ICE OFF CLEAN toggle switch set improperly Move the toggle switch to the ICE position Water curtain stuck open Water curtain must be installed and swinging freely See Section 4 Ice machine stops and can be restarted by moving the toggle switch to OFF and back to ICE Ice machine does not release ice or is slow to harvest Safety limit feature stopping the ice machine Ice machine is dirty Ice machine is not level Refer to Safety Limit Feature on the next page Clean and sanitize the ice machine See Section 4 Level the ice machine See Section 2 Low air temperature around ice machine head section Air temperature must be at least 35 F 1 6 C Ice machine does not cycle into harvest mode The six minute freeze time lock in has not expired yet Wait for the freeze lock in to expire Ice thickness probe is dirty Clean and sanitize the ice machine See Section 4 Ice thickness probe is disconnected Connect the wire Ice thickness probe is out of adjustment Adjust the ice thickness probe See Section 3 Uneven ice fill thin at the top of evaporator Verify sufficient water level in sump trough Contact a qualified service company to check refrigeration system Ice quality is poor soft or not clear Poor incoming water quality Contact a qualified service company to test the quality of the incoming water and make app
22. ils 6 Harvest The harvest valve s remains open and the refrigerant 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 Part Number 80 1560 3 Ice Machine Operation AUTOMATIC SHUT OFF 7 Automatic Shut Off When the storage bin is full at the end of a harvest sequence the sheet of cubes fails to clear the water curtain and will hold it open After the water curtain is held open for 30 seconds the ice machine shuts off The ice machine remains off for 3 minutes before it can automatically restart The ice machine remains off until enough ice has been removed from the storage bin to allow the ice to fall clear of the water curtain As the water curtain swings back to the operating position the bin switch re closes and the ice machine restarts steps 1 2 provided the 3 minute delay period is complete SAFETY TIMERS The control board has the following non adjustable safety timers The ice machine is locked into the freeze cycle for 6 minutes before a harvest cycle can be initiated The maximum freeze time is 60 minutes at which time the control board automatically initiates a harvest sequence steps 5 amp 6 The maximu
23. in 54221 1720 USA Representative Of Manitowoc Ice Inc Randy Haack Engineering Manager Lag P Model and Serial No Representative Of European Distributor Applied EC Directives Applied Standards Low Voltage 73 23 EEC as amended by 93 68 EEC EMC 89 336 EEC as amended by 92 31 and 93 6B EEC ENGO335 1 1988 Safety of household and similar electrical appliances ENS5014 1995 Electrical Motor Operated appliances Emmisions Pressure Equipment 97 23 EC 60335 2 24 1994 Particular requirements refrigerators food freezers and ice makers EN55104 1993 Electro Magnatic Compatability Immunity C 03 EN378 1 4 Refrigeration Pants 8201043 05 05 03 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 2004 Manitowoc lce Inc Litho in U S A
24. le the ice machine is in the freeze mode check the dump valve s clear plastic outlet drain hose for leakage 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 Cleaning Procedure Follow the procedure below to remove the dump valve Maintenance Important The plunger and the inside of the enclosing tube must be completely dry before assembly A Warning Disconnect the electric power to the ice machine at the electric service switch box and turn off the water supply before proceeding 1 If so equipped remove the water dump valve shield from its mounting bracket 2 Lift and slide the coil retainer cap from the top of the coil 3 Note the position of the coil assembly on the valve for assembly later Leaving the wires attached lift the coil assembly off the valve body and the enclosing tube 4 Press down on the plastic nut on the enclosing tube and rotate it 1 4 turn Remove the enclosing tube plunger and plastic gasket from the valve body NOTE At this point the water dump valve can easily be cleaned If complete removal is desired continue with step 5 Part Number 80 1560 3 NOTE During cleaning do not stretch damage or remove the spring from the plunger If it is removed slide the spring s flared end into the plunger s slotted top opening until the spring contacts the plunger spring stop
25. lean light will turn on to indicate the ice machine is in the Cleaning mode Step 5 Wait about two minutes or until water starts to flow over the evaporator Step 6 Add the proper amount of Manitowoc Ice Machine Cleaner to the water trough by pouring between the water curtain and evaporator Model S0850M Amount of Cleaner 5 ounces 148 ml Step 7 The machine will automatically time out a ten minute cleaning cycle followed by six rinse cycles and stop The Clean light will turn off to indicate the Cleaning cycle is completed This entire cycle lasts approximately 30 minutes Step 8 When the cleaning process stops move the toggle switch to OFF position Refer to Sanitizing Procedure on the next page Step 9 A The ice machine may be set to start and finish a self cleaning procedure then automatically start ice making again B You must wait about one minute into the cleaning cycle until water starts to flow over the evaporator then move the switch from CLEAN to ICE position C When the self cleaning cycle is completed an ice making sequence will start automatically Important After the toggle switch is moved to the ICE position opening the curtain switch will interrupt the cleaning sequence The sequence will resume from the point of interruption when the curtain switch closes 4 3 Maintenance SANITIZING PROCEDURE Use sanitizer to remove algae or slime Do not use it t
26. m harvest time is 3 5 minutes at which time the control board automatically initiates a freeze sequence steps 3 amp 4 WARM WATER RINSE CYCLE Closing the back of the evaporator allows ice to build up on the rear of the evaporator and the plastic evaporator frame parts After 200 freeze harvest cycles have been complete the control board will initiate a warm water rinse After the 200th harvest cycle ends The Clean and Harvest LED s energize to indicate the ice machine is in a warm water rinse The compressor and harvest valve remain energized The water pump energizes The water inlet valve energizes until water contacts the water level probe The compressor and harvest valve warm the water for 5 minutes then de energize The water pump remains energized for an additional 5 minutes 10 minute total on time then de energizes NOTE The warm water rinse cycle can be terminated by moving the toggle switch to the OFF position then back to ICE 3 3 Ice Machine Operation Operational Checks GENERAL Manitowoc ice machines are factory operated and adjusted before shipment Normally new installations do not require any adjustment To ensure proper operation always follow the Operational Checks when starting the ice machine for the first time after a prolonged out of service period after cleaning and sanitizing NOTE Routine adjustments and maintenance procedures are not covered by the wa
27. nage 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 not listed on the payment schedule Additional labor charges resulting from the inaccessibility of equipment are also excluded 5 Parts or assemblies subjected to misuse abuse neglect or accidents 6 Damage or problems caused by installation cleaning and or maintenance procedures inconsistent with the technical instructions provided in this manual 7 This product is intended exclusively for commercial application No warranty is extended for personal family or household purposes AUTHORIZED WARRANTY SERVICE To comply with the provisions of the warranty a refrigeration service company qualified and authorized by a Manitowoc distributor or a Contracted Service Representative must perform the warranty repair NOTE If the dealer you purchased the ice machine from is not authorized to perform warranty service contact your Manitowoc distributor or Manitowoc Ice Inc for the name of the nearest authorized service representative Service Calls Normal maintenance adjustments and cleaning as outlined in this manual are not covered by the warranty If you have followed the procedures listed on page 5 1 of this manual and the ice machine still does not perform properly call your authorized service company
28. nd 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 industries Part Number 80 1560 3 Section 1 General Information Model Serial Number Location These numbers are required when requesting The model and serial number are listed on the MODEL information from your local Manitowoc distributor or SERIAL NUMBER DECAL affixed to the ice machine Manitowoc lce Inc remote condenser and storage bin r SV13147 MODEL SERIAL PLATE LOCATION Model Serial Number Location Part Number 80 1560 3 1 3 General Information Owner Warranty Registration Card GENERAL The packet containing this manual also includes warranty information Warranty coverage begins the day your new ice machine is installed Important the OWNER WARRANTY REGISTARATION CARD as soon as possible to validate the installation date Complete and mail If you do not return your OWNER WARRANTY REGISTRATION CARD Manitowoc will use the date of sale to the Manitowoc Distributor as the first day of warranty coverage for your new ice machine Warranty Coverage GENERAL The following Warranty
29. o remove lime scale or other mineral deposits Step 1 Setthe toggle switch to the OFF position after ice falls from the evaporator at the end of a Harvest cycle Or set the switch to the OFF position and allow the ice to melt off the evaporator Caution Never use anything to force ice from the evaporator Damage may result A Warning Disconnect electric power to the ice machine and dispenser if applicable at the electric switch box before proceeding Step 2 Remove all ice from the bin Step 3 Refer to Removal of Parts For Cleaning Sanitizing and remove ice machine parts Step 4 Mix a solution of water and sanitizer Solution Type Water Mixed With Sanitizer 4 gal 15 1 3 oz 90 ml sanitizer 4 4 Section 4 Step 5 Use the sanitizing solution and a sponge or cloth to sanitize wipe all parts and interior surfaces of the ice machine Sanitize the following areas A Side walls B Base area above water trough C Evaporator plastic parts D Bin or dispenser Step 6 Rinse all sanitized areas with clear water Step 7 Install the removed parts restore power and place toggle switch in the ice position Step 8 T o start a sanitizing cycle move the toggle Switch to the CLEAN position The water will flow through the water dump valve and down the drain The Clean light will turn on to indicate the ice machine is in the sanitizing mode Step 9 Wait about two minutes or un
30. outline is provided for your convenience For a detailed explanation read the warranty bond shipped with each product Contact your local Manitowoc Distributor Manitowoc lce Inc or visit our website at www manitowocice com if you need further warranty information Important This product is intended exclusively for commercial application No warranty is extended for personal family or household purposes PARTS 1 Manitowoc warrants the ice machine against defects in materials and workmanship under normal use and service for three 3 years from the date of original installation 2 The evaporator and compressor are covered by an additional two 2 year five years total warranty beginning on the date of the original installation LABOR 1 Labor required to repair or replace defective components is covered for three 3 years from the date of original installation 2 The evaporator is covered by an additional two 2 year five years total labor warranty beginning on the date of the original installation Section 1 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 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 drai
31. power to the ice machine at the electrical disconnect before proceeding Ice Machine Operation During the harvest sequence water purge the water fill valve energizes 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 itis set to less than 45 seconds the water fill valve will not energize during the water purge Important The harvest sequence water purge is factory set at 45 seconds A shorter purge setting with standard water supplies such as city water is recommended This can increase water system cleaning and sanitizing requirements The harvest sequence water purge is factory set for 45 seconds Repositioning the jumper will set the harvest water purge to 0 seconds This setting does not affect the SeCs or AuCs cleaning sequences Part Number 80 1560 3 eec DOO DOO 45 second Ju 74 setting 2 m 0 o setting o EA SV3139 E SV3140 Water Purge Adjustment For your safety and to eliminate errors we recommend that a qualified service technician make the harvest water purge adjustment 3 5 Ice Machine Operation Section 3
32. read the Caution statement before proceeding and work carefully Important Text in an Important box provides you with information that may help you perform a procedure more efficiently Disregarding this information will not cause damage or injury but it may slow you down as you work NOTE Text set off as a Note provides you with simple but useful extra information about the procedure you are performing Read These Before Proceeding Caution Proper installation care and maintenance are essential for maximum ice production and trouble free operation of your Manitowoc Ice Machine Read and understand this manual It contains valuable care and maintenance information If you encounter problems not covered by this manual do not proceed contact Manitowoc Ice Inc We will be happy to provide assistance Important Routine adjustments and maintenance procedures outlined in this manual are not covered by the warranty A Warning PERSONAL INJURY POTENTIAL Remove all ice machine panels before lifting and installing Section 1 General Information Section 2 Table of Contents continued Model Numbers How to Read a Model Number Ice Cube Sizes Accessories Bin Caster Ice Guardian Sachet Packets Arctic Pure Water Filter System Manitowoc Cleaner and Sanitizer AuCS Automatic Cleaning System Dispenser
33. rgized the compressor and fan motor are supplied with power 3 2 Section 3 FREEZE SEQUENCE 3 Prechill The compressor is on for 30 seconds 60 seconds initial cycle prior to water flow to prechill the evaporator The water fill valve remains on until the water level probe is satisfied 4 Freeze The water pump restarts after the prechill An even flow of water is directed across the evaporator and into each cube cell where it freezes The water fill valve will cycle on and then off one more time to refill the water trough When sufficient ice has formed the water flow not the ice contacts the ice thickness probe After approximately 10 seconds of continual water contact the harvest sequence is initiated The ice machine cannot initiate a harvest sequence until a 6 minute freeze lock has been surpassed Part Number 80 1560 3 Section 3 HARVEST SEQUENCE 5 Water Purge The harvest valve s opens at the beginning of the water purge to divert hot refrigerant gas into the evaporator The water pump continues to run and the water dump valve energizes for 45 seconds to purge the water in the sump trough The water fill valve energizes turns on and de energizes turns off strictly by time The water fill valve energizes for the last 15 seconds of the 45 second water purge After the 45 second water purge the water fill valve water pump and dump valve de energize Refer to Water Purge Adjustment for deta
34. ropriate filter recommendations Water filtration is poor Replace the filter Ice machine is dirty Clean and sanitize the ice machine See Section 4 Water dump valve is not working Disassemble and clean the water dump valve See Section 4 Water softener is working improperly if applicable Repair the water softener Part Number 80 1560 3 5 1 Before Calling For Service Section 5 Problem Possible Cause To Correct Ice machine produces shallow or incomplete cubes or the ice fill pattern on the evaporator is incomplete Low ice capacity Ice thickness probe is out of adjustment Adjust the ice thickness probe See Section 4 Water trough level is 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 filtration is poor Replace the filter Hot incoming water Connect the ice machine to a cold water supply See Section 2 Water inlet valve is not working Replace the water inlet valve Incorrect incoming water pressure Ice machine is not level Water inlet valve filter screen is dirty Incoming water supply is shut off Water pressure must be 20 80 psi 138 551 Level the ice machine See Section 2 Remove the water inlet valve and clean the filter screen See Sec
35. rranty WATER LEVEL The water level sensor is set to maintain the proper water level above the water pump housing The water level is not adjustable If the water level is incorrect check the water level probe for damage probe bent etc Repair or replace the probe as necessary Water Level Probe Location 3 4 Section 3 ICE THICKNESS CHECK The ice thickness probe is factory set to maintain the ice bridge thickness at 1 8 32 cm 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 It should be about 1 8 32 cm thick 2 If adjustment is necessary turn the ice thickness probe adjustment screw clockwise to increase bridge thickness counterclockwise to decrease bridge thickness Set 1 4 gap between ice machine and evaporator as a starting point then adjust to achieve a 1 8 bridge thickness ADJUSTING SCREW 1 8 ICE BRIDGE THICKNESS SV3132 Ice Thickness Check 3 Make sure the ice thickness probe wire and the bracket do not restrict movement of the probe Part Number 80 1560 3 Section 3 HARVEST SEQUENCE WATER PURGE The harvest sequence water purge adjustment may be used when the ice machine is hooked up to special water systems such as a de ionized water treatment system A Warning Disconnect electric
36. st be taken apart for cleaning and sanitizing Caution Use only Manitowoc approved Ice Machine Cleaner part number 94 0546 3 and Sanitizer part number 94 0565 3 It is a violation of Federal law to use these solutions in a manner inconsistent with their labeling Read and understand all labels printed on bottles before use CLEANING PROCEDURE Caution Do not mix Cleaner and Sanitizer solutions together It is a violation of Federal law to use these solutions in a manner inconsistent with their labeling A Warning Wear rubber gloves and safety goggles and or face shield when handling ice machine Cleaner or Sanitizer Ice machine cleaner is used to remove lime scale or other mineral deposits It is not used to remove algae or slime Refer to the section on Sanitizing for removal of algae and slime Step 1 Remove top cover This will allow easiest access for pouring cleaner Step 2 Setthe toggle switch to the OFF position after ice falls from the evaporator at the end of a Harvest cycle Or set the switch to the OFF position and allow the ice to melt off the evaporator Part Number 80 1560 3 Maintenance Caution Never use anything to force ice from the evaporator Damage may result Step 3 Remove all ice from the bin Step 4 To start cleaning place the toggle switch in the CLEAN position The water will flow through the water dump valve and down the drain The C
37. tc so it must be determined by a qualified electrician ELECTRICAL REQUIREMENTS Refer to Ice Machine Model Serial Plate for voltage amperage specifications Water Cooled Voltage Phase z ENEE Ice Machine Maximum Fuse Circuit Cycle Minimum Circuit Amps Breaker 208 230 1 60 20 10 3 S0850M 208 230 3 60 15 6 8 230 1 50 20 9 1 Part Number 80 1560 3 2 3 Installation Instructions Section 2 Self Contained Electrical Wiring Connections A Warning SELF CONTAINED ICE MACHINE 208 230 3 60 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 state and national electrical codes Though wire nuts are shown in the drawings the ice machine field wiring connections may use either wire nuts or screw terminals SELF CONTAINED ICE MACHINE GROUND 115 1 60 OR 208 230 1 60 GROUND ICE MACHINE TO SEPARATE SV1190 CONNECTIONS FUSE BREAKER L4 L4 N 115V SELF CONTAINED ICE MACHINE OR 230 1 50 l L2 208 230V I GROUND GROUND Ly ICE MACHINE TO SEPARATE SV1258 CONNECTIONS FUSE BREAKER I N I GROUND LA TO SEPARATE JCE MACHINE lt FUSE BREAKER DISCONNECT ALL SV1191 For United Kingdom Only As the colors of the wires in the mains lead of the appliance may not correspond
38. the electric power to the ice machine at the electric service switch box and turn off the water supply before proceeding 2 The water level probe normally does not require removal for cleaning The probe can be wiped and cleaned in place or proceed to step 3 3 Pull the water level probe straight down to disengage 4 Lower the water level probe until the wiring connector is visible Disconnect the wire lead from the water level probe 5 Remove the water level probe from the ice machine WATER LEVEL PROBE SV3141 4 8 1 Empty the water trough A Move the toggle switch from OFF to ICE B Wait 45 seconds C Place toggle switch in OFF position SV3091 Water Pump Removal 2 Remove the water trough 3 The water pump normally does not require removal for cleaning The water pump base can be wiped and cleaned in place or proceed to step 4 4 Grasp pump and pull straight down on pump assembly until water pump disengages and electrical connector is visible 5 Disconnect the electrical connector 6 Remove the water pump assembly from ice machine 7 Do not soak the water pump in cleaner or sanitizer Wipe the pump and ice machine base clean Part Number 80 1560 3 Section 4 Water Dump Valve The water dump valve normally does not require removal for cleaning To determine if removal is necessary 1 Locate the water dump valve 2 Set the toggle switch to ICE 3 Whi
39. till water starts to flow over the evaporator Step 10 Add the proper amount of Manitowoc Ice Machine Sanitizer to the water trough by pouring between the water curtain and evaporator Model S0850M Amount of Sanitizer 5 ounces 148 ml Step 11 The ice machine will automatically time out a ten minute sanitizing cycle followed by six rinse cycles and stop The Clean light will turn off to indicate the sanitizing cycle is completed This entire cycle lasts approximately 30 minutes Step 12 When the sanitizing process stops move the toggle switch to ICE position Part Number 80 1560 3 Section 4 REMOVAL OF PARTS FOR CLEANING SANITIZING 1 Turn off the electrical and water supply to the ice machine and dispenser when applicable Maintenance 5 Use a soft bristle brush or sponge NOT a wire brush to carefully clean the parts A Warning Disconnect electric power to the ice machine and dispenser if applicable at the electric switch box before proceeding Caution Do not mix Cleaner and Sanitizer solutions together It is a violation of Federal law to use these solutions in a manner inconsistent with their labeling 2 Remove all ice from the bin 3 Remove the water curtain and the components you want to clean or sanitize See the following pages for removal procedures for these parts Caution Do not immerse the water pump motor in the cleaning or sani
40. tion 4 Open the water service valve Water inlet valve stuck open or leaking Place toggle switch in OFF position if water continues to enter water trough replace the water inlet valve Safety Limit Feature 1 Move the ICE OFF CLEAN switch to OFF and then back to ICE In addition to the standard safety controls such as the high pressure cutout your Manitowoc ice machine A features built in safety limits which will stop the ice machine if conditions arise which could cause a major component failure Before calling for service re start the ice machine using the following procedure 5 2 If the safety limit feature has stopped the ice machine it will restart after a short delay Proceed to step 2 B If the ice machine does not restart see Ice page machine does not operate on the previous 2 Allow the ice machine to run to determine if the condition is recurring A Ifthe ice machine stops again the condition has recurred Call for service B Ifthe ice machine continues to run the condition has corrected itself Allow the ice machine to continue running Part Number 80 1560 3 EC DECLARATION OF CONFORMITY We hereby declare that our products ice machines and Multiplex refrigeration equipment comply with all the essential requirements of the listed EC directives Manufacturer European Distributor Manitowoc Ice Inc 2110 S 26th Street P O Box 1720 Manitowoc Wiscons
41. tizing solution A Warning Wear rubber gloves and safety goggles and or face shield when handling Ice Machine Cleaner or Sanitizer 4 Soak the removed part s in a properly mixed solution Solution Type Water Mixed With Cleaner 1 gal 4 I 16 oz 500 ml cleaner Sanitizer 4 gal 151 1 oz 30 ml sanitizer Part Number 80 1560 3 6 Use the sanitizing solution and a sponge or cloth to sanitize wipe the interior of the ice machine and the entire inside of the bin dispenser 7 Thoroughly rinse all of the parts and surfaces with clear water 8 Install the removed parts NOTE Incomplete rinsing of the ice thickness probe or water level probe may leave a residue This could cause the ice machine to malfunction For best results brush or wipe the probes off while rinsing it Thoroughly dry the probes before installing them 9 Turn on the water and electrical supply 4 5 Maintenance 1 Water Curtain A Gently flex the curtain in the center and remove it from the right side B Slide the left pin out SV3153 Water Curtain Removal 4 6 Section 4 2 Ice Thickness Probe A Compress the hinge pin on the top of the ice thickness probe COMPRESS HINGE PIN TO REMOVE SV3135 Ice Thickness Probe Removal B Pivot the ice thickness probe to disengage one pin then the other The ice thickness probe can be cleaned at this point without complete r
42. ulator from your Manitowoc distributor Install a water shut off valve for both the ice making and condenser water lines Insulate water inlet lines to prevent condensation Caution Do not apply heat to water valve inlet fitting This will damage plastic valve body Part Number 80 1560 3 Installation Instructions 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 1 5 inch drop per 5 feet of run 2 5 cm per meter and must not create traps The floor drain must be large enough to accommodate drainage from all drains Run separate bin and ice machine drain lines Insulate them to prevent condensation Vent the bin and ice machine drain to the atmosphere Do not vent the condenser drain on water cooled models Cooling Tower Applications Water Cooled Models A water cooling tower installation does not require modification of the ice machine The water regulator valve for the condenser continues to control the refrigeration discharge pressure Itis necessary to know the amount of heat rejection and the pressure drop through the condenser and water valves inlet and outlet when using a cooling tower on an ice machine Water entering the condenser must not exceed 90 F 32 2 C Water flow through the condenser must not exceed 5 gallons 19 liters per minute
43. with the colored markings identifying the terminals in your plug proceed as follows The wire which is colored green and yellow must be connected to the terminal in the plug which is marked with the letter E or by the earth ground symbol _ colored green or green and yellow The wire colored blue must be connected to the terminal which is marked with the letter N or colored black The wire colored brown must be connected to the terminal which is marked with the letter L or colored red 2 4 Part Number 80 1560 3 Section 2 Water Supply and Drain Requirements WATER SUPPLY Local water conditions may require treatment of the water to inhibit scale formation filter sediment and remove chlorine odor and taste Important If you are installing a Manitowoc Arctic Pure water filter system refer to the Installation Instructions supplied with the filter system for ice making water inlet connections AIR GAP An air gap is incorporated into the design of the ice machine Maximum water level is the top of the water trough which allows a minimum 1 inch air gap WATER INLET LINES Follow these guidelines to install water inlet lines Do not connect the ice machine to a hot water supply Be sure all hot water restrictors installed for other equipment are working Check valves on sink faucets dishwashers etc f water pressure exceeds the maximum recommended pressure obtain a water pressure reg

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