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Part Number 80-1230-9 10/10

43

Maintenance

Maintenance procedures or failures due to a lack of
maintenance are not covered by the warranty.

Manitowoc Ice Machine Cleaner and Sanitizer are the
only products approved for use in Manitowoc ice
machines.

!

Caution

Use the correct Manitowoc approved metal safe Ice
Machine Cleaner (part number

000000084

) 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.

!

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.

!

Warning

Wear rubber gloves and safety goggles (and/or face
shield) when handling ice machine Cleaner or
Sanitizer.

!

Warning

If you do not understand the procedures or the
safety precautions that must be followed, call your
local Manitowoc Distributor or Manitowoc Ice.

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Содержание QC0700

Страница 1: ...ual is updated as new information and models are released Visit our website for the latest manual www manitowocice com America s 1 Selling Ice Machine Q Model Flake Chiplet S Model Flake Nugget Part Number 80 1230 9 10 10 Manitowoc ...

Страница 2: ......

Страница 3: ...st you as you work Throughout this handbook you will see the following types of procedural notices 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 equipment Be sure to read the Caution statement before pro...

Страница 4: ...ered by this handbook do not proceed contact Manitowoc Foodservice Group We will be happy to provide assistance Important Routine adjustments and maintenance procedures outlined in this handbook are not covered by the warranty Warning PERSONAL INJURY POTENTIAL Do not operate equipment that has been misused abused neglected damaged or altered modified from that of original manufactured specificatio...

Страница 5: ...uirements 24 Ice Machine Heat of Rejection 25 Location of Traditional Remote Units and Re mote condensing units 26 Electrical Service 27 Circuit Ampacity 28 Ice Machine Head Section Water Supply and Drains 31 Potable Water Supply 31 Potable Water Inlet Lines 31 Drain Connections 32 Cooling Tower Applications Water Cooled Models 32 Installing on a Dispenser 33 Line Set Requirements 34 Component Ide...

Страница 6: ...600 SN0650 SF0900 SN0950 SF1200 SN1250 55 Cleaning And Sanitizing Procedure 57 QF0400 57 QC0700 QF0800 QF2200 QF2300 60 SN012 SN020 SF0400 SN0450 SF0600 SN0650 SF0900 SN0950 SF1200 SN1250 62 Component Disassembly For Cleaning And Sanitizing 65 General Information 65 QF400 66 QC0700 QF0800 QF2200 QF2300 71 SN012 SN020 84 Water Dump Valve All Models 98 Cleaning the Condenser 100 Removal from Service...

Страница 7: ... SN012 SN020 SF0400 SN0450 SF0600 SN0650 SF0900 SN0950 SF1200 SN1250 132 No Water 132 No Ice Production 133 Diagnosing an Ice Machine That Will Not Run 135 QF0400 QC0700 QF0800 QF2200 QF2300 135 RFC0985 RFC1285 RFC2085 RFC2385 Diagnosing A Condensing Unit That Will Not Run 136 QF0400 QC0700 QF0800 QF2200 QF2300 Operational Problem Checklist 137 SN012 SN020 SF0400 SN0450 SF0600 SN0650 SF0900 SN0950...

Страница 8: ...loat Switch 178 Ice Damper and Hall Effect Switches 179 SN012 SN020 Only 182 Selector Switch 182 Dispense Switch 183 Touchless Sensor 184 All Models 185 High Pressure Cutout Control 185 Compressor Electrical Diagnostics 187 Diagnosing Start Components 189 Self Contained Air Cooled Models 191 Fan Cycle Control 191 Self Contained Water cooled Models 192 Water Regulating Valve 192 Headmaster Control ...

Страница 9: ...ssembly 219 Evaporator Reassembly 220 EVAPORATOR REMOVAL 222 QF0400 222 QC0700 QF0800 224 QF2200 QF2300 226 Component Specifications Main Fuse 229 ICE OFF CLEAN Toggle Switch 229 Fan Cycle Control 229 High Pressure Cutout HPCO Control 229 Torque Values 229 Gearmotor RPMs 230 Filter Driers 230 Suction Line Filter 231 Suction Cleanup Filter Drier 231 Total System Refrigerant Charge 232 ...

Страница 10: ...rator 236 SF0400A 237 SF0400W 238 SN0450A 239 SN0450W 240 SF0600A 241 SF0600W 242 SF0600N 243 SN0650A 244 SN0650W 245 SN0650N 246 QC0700A 247 QC0700W 248 QF0800A 249 QF0800W 250 SF900A 251 SF900W 252 SF900C RFC985 253 SN950A 254 SN950W 255 SN950C RFC985 256 SF1200A 257 SF1200W 258 SF1200C RFC1285 259 SN1250A 260 SN1250W 261 SN1250C RFC1285 262 QF2200 RFC2085 263 QF2300 RFC2385 264 ...

Страница 11: ...Unit 208 230 60 3 272 QF2300 273 RFC2385 Condensing Unit 274 RFC0985 RFC1285 RFC2385 Condensing Unit 275 SN012 SN020 115 60 1 230 50 1 276 S Model Flake Nugget Head Sections 277 Electronic Control Boards 278 S Model Flake Nugget Control Boards 278 Q Model Flake Chiplet Control Boards 280 Refrigeration Tubing Schematics 281 QF0400 QC0700 QF0800 281 RFC2085 282 RFC985 RFC1285 RFC2185 RFC2385 283 SN0...

Страница 12: ...12 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 13: ...06A SN0407W NA NA SN0458A SN0459W NA NA SF0606A SF0607W SF0696N NA SN0658A SN0659W SN0698N NA QC0708A QC0709W NA NA QF0806A QF0807W NA NA SF0906A SF0907W NA SF0976C SN0958A SN0959W NA SN0978C SF1206A SF1207W NA SF1276C SN1258A SN1259W NA SN1278C NA NA NA QF2296N NA NA NA QF2396N Head Section Traditional Remote Condenser Remote Condensing Unit SN0650 JC0495 NA SF0976C NA RFC0985 SN0978C NA RFC0985 ...

Страница 14: ...nsists of a low pressure suction line and a high pressure liquid line Only models ending in C use RFC Remote Condensing Units HOW TO READ A MODEL NUMBER Warning Personal Injury Potential The ice machine must be attached to the adapter and dispenser to prevent the ice machine from falling Mounting brackets are provided with all Nugget ice machines Q F 0807 W ICE MACHINE MODEL ICE CUBE SIZE F FLAKE ...

Страница 15: ...INE WARRANTY INFORMATION Owner Warranty Registration Card Warranty coverage begins the day the ice machine is installed If the OWNER WARRANTY REGISTRATION CARD is not returned Manitowoc will use the date of sale to the Manitowoc Distributor as the first day of warranty coverage for your new ice machine Caution Flake Chiplet Nugget models must use cleaner part number 000000084 ONLY clear cleaner Da...

Страница 16: ... the repair or replacement of parts components or assemblies that in the opinion of the COMPANY are defective This warranty is further limited to the cost of parts components or assemblies and standard straight time labor charges at the servicing location Time and hourly rate schedules as published from time to time by the COMPANY apply to all service procedures Additional expenses including witho...

Страница 17: ...g THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES OR GUARANTEES OF ANY KIND EXPRESSED OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITYOR FITNESS FOR A PARTICULAR PURPOSE In no event shall the COMPANY be liable for any special indirect incidental or consequential damages Upon the expiration of the warranty period the COMPANY S liability under this warranty shall terminate The foregoing...

Страница 18: ...oduct shall be free of defects in material or workmanship for the warranty period outlined below under normal use and maintenance and upon proper installation and start up in accordance with the instruction manual supplied with the Product HOW LONG DOES THIS LIMITED WARRANTY LAST WHO IS COVERED BY THIS LIMITED WARRANTY This limited warranty only applies to the original consumer of the Product and ...

Страница 19: ...the balance of the original warranty period whichever is longer The foregoing constitutes Manitowoc s sole obligation and the consumer s exclusive remedy for any breach of this limited warranty Manitowoc s liability under this limited warranty is limited to the purchase price of Product Additional expenses including without limitation service travel time overtime or premium labor charges accessing...

Страница 20: ...nstalled and or maintained in accordance with the instruction manual or technical instructions provided by Manitowoc To the extent that warranty exclusions are not permitted under some state laws these exclusions may not apply to you EXCEPT AS STATED IN THE FOLLOWING SENTENCE THIS LIMITED WARRANTY IS THE SOLE AND EXCLUSIVE WARRANTY OF MANITOWOC WITH REGARD TO THE PRODUCT ALL IMPLIED WARRANTIES ARE...

Страница 21: ...ONTRACT TORT OR ANY OTHER THEORY OF LIABILITY Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you HOW STATE LAW APPLIES This limited warranty gives you specific legal rights and you may also have rights that vary from state to state or from one jurisdiction to another REGISTRATION CARD To secure promp...

Страница 22: ...22 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 23: ...pporting the weight of the ice machine and a full bin of ice The location must allow enough clearance for water drain and electrical connections in the rear of the ice machine The location must not obstruct airflow through or around the ice machine Refer to the chart below for clearance requirements RFC Condensing Units ONLY Interconnecting wiring 115 60 1 or 230 50 1 is required between the ice m...

Страница 24: ...oled Water Cooled Top 24 61 0 cm NA Sides 8 20 3 cm NA Back 5 12 7 cm NA QF400 Self Contained Air Cooled Water Cooled and Remote Top Sides 5 12 7 cm NA Back 5 12 7 cm NA SF400 SN450 SF600 SN650 SF900 SN950 S1200 SN1250 Self Contained Air Cooled Water Cooled and Remote Top Sides 8 20 3 cm 8 20 3 cm Back 5 12 7 cm 5 12 7 cm QF800 QC700 Self Contained Air Cooled Water Cooled and Remote Top Sides 8 20...

Страница 25: ...itioning 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 Series Ice Machine Heat of Rejection Air Conditioning SN12 SN20 2 300 QF400 4 000 SF400 SN450...

Страница 26: ...efer to the chart below for clearance requirements RFC Condensing Units ONLY Interconnecting wiring 115 60 1 is required between the ice machine and condensing unit to energize the contactor coil Traditional Remote Condensing Unit Clearances Traditional Remote JC0495 Top Bottom Bottom clearance is 12 31 cm Top clearance is 4 1 2 m Traditional Remote JC0495 Sides There is no minimum clearance requi...

Страница 27: ...ation SN012 SN020 QF0400 230 50 1 ice machines are factory pre wired with a power cord no plug is supplied SF0400 SN0450 SF0600 SN0650 SF0900 SN0950 SF1200 SN1250 ice machines are not supplied with a power cord SF0900C SN0950C SF1200C SN1250C QF2200 QF2300 with Remote Condensing Unit the ice machine head section and remote condensing unit are wired independent of each other A separate dedicated fu...

Страница 28: ...elf Contained Air Cooled Ice Machine Voltage Phase Cycle Max Fuse Circuit Breaker Total Amps SN012 SN020 115 1 60 15 10 3 230 1 50 15 4 6 QF0400 115 1 60 15 9 8 230 1 50 15 4 2 Ice Machine Voltage Phase Cycle Max Fuse Circuit Breaker Minimum Circuit Amps SF0400 SN0450 Air Cooled 115 1 60 20 13 7 230 1 50 15 7 2 Water Cooled 115 1 60 20 12 9 230 1 50 15 6 6 SF0600 SN0650 Air Cooled 115 1 60 20 16 2...

Страница 29: ...led 230 1 50 15 6 7 230 1 60 15 7 7 SF0900C SN0950C Air Cooled Head Section 115 1 60 15 1 7 SF1200 SN1250 Air Cooled 230 1 50 15 8 0 230 1 60 15 9 8 Water Cooled 230 1 50 15 7 7 230 1 60 15 9 0 SF1200C SN1250C Air Cooled Head Section 115 1 60 15 2 1 QF2200 Remote Air Cooled Head Section 115 1 60 15 4 3 QF2300 Remote Air Cooled Head Section 115 1 60 15 5 5 Ice Machine Voltage Phase Cycle Max Fuse C...

Страница 30: ... Condensing Unit 208 230 1 60 15 8 6 208 230 1 50 15 8 0 RFC1285 used with SF1200C SN1250C Remote Condensing Unit 208 230 1 60 15 9 2 208 230 3 60 15 6 8 208 230 1 50 15 12 0 RFC2085 used with QF2200 Remote Condensing Unit 208 230 1 60 30 15 6 208 230 3 60 20 11 2 RFC2385 used with QF2300 Remote Condensing Unit 208 230 1 60 30 18 5 208 230 3 60 20 12 8 ...

Страница 31: ... Be sure all hot water restrictors installed for other equipment are working Check valves on sink faucets dishwashers etc If water pressure exceeds the maximum recommended pressure of 80 psig 5 5 Bar obtain a water pressure regulator from your Manitowoc Distributor Install a water shut off valve and union for both the ice making and condenser water lines Insulate water inlet lines to prevent conde...

Страница 32: ... allow a place of disconnection from the ice machine when servicing is required 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 It is necessary to know the amount of heat rejection refer to page 25 and the pressure ...

Страница 33: ... result in an inferior product A safety issue if ice lifts the adapter or ice machine Nugget Dispensing Kit Installation Procedure 1 Follow the dispenser manufacturers instructions for installation of the adapter if required and nugget ice kit 2 Make all necessary beverage electrical and drain connections to the dispenser 3 Level the dispenser front to back and side to side 4 Install ice machine o...

Страница 34: ...ckness RM20 35 50 5 16 in 7 9 mm 1 4 in 7 mm 1 2 in 12 7 mm Ice Machine Head Section Condensing Unit Line Set SF0900C SN0950C RFC0985 RC 21 RC 31 RC 51 SF1200C SN1250C RFC1285 RC 21 RC 31 RC 51 QF2200 QF2300 RFC2085 RFC2385 RC 20 RC 30 RC 50 Line Set Suction Line Liquid Line Insulation Thickness RC 21 RC 31 RC 51 5 8 in 15 9 mm 3 8 in 9 5 mm 1 2 in 12 7 mm RC 20 RC 30 RC 50 3 4 in 19 1 mm 1 2 in 1...

Страница 35: ...chine 15 4 5 M Condensing units only Suction line oil trap is required for any rise that is 20 6 M or greater Refer to Installation Use and Care Manual for complete installation information Important Manitowoc remote systems are only approved and warranted as a complete new package Warranty on the refrigeration system will be void if a new ice machine head section is connected to pre existing used...

Страница 36: ...36 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 37: ...230 9 10 10 37 Component Identification QF400 Air cooled WATER LEVEL PROBES WATER FLOAT VALVE COIL EVAPORATOR GEAR MOTOR GEAR BOX ASSEMBLY ICE OFF CLEAN TOGGLE SWITCH CONDESER FAN MOTOR POTABLE WATER DRAIN CONTROL BOX ...

Страница 38: ...38 Part Number 80 1230 9 10 10 QF800 QC700 Air Water cooled CONDENSER FAN MOTOR ICE OFF CLEAN TOGGLE SWITCH ICE CHUTE CLEANING SOLUTION FILL HOLE WATER LEVEL PROBE DUMP VALVE ...

Страница 39: ...N0450 SF0600 SN0650 SF0900 SN0950 SF1200 SN1250 Air Water cooled AIR BAFFLE COMPRESSOR GEAR MOTOR ELECTRICAL ENTRANCE CONDENSER FAN MOTOR ICE CHUTE GEAR BOX AIR COOLED CONDENSER EVAPORATOR WATER RESERVOIR DRAIN FITTING WATER INLET DUMP VALVE ...

Страница 40: ...40 Part Number 80 1230 9 10 10 ICE CHUTE COVER CONTROL BOX TOGGLE SWITCH CONTROL BOARD GEAR MOTOR WATER RESERVOIR HALL EFFECT SWITCH ...

Страница 41: ...0650 SF0900 SN0950 SF1200 SN1250 Remote QuietQube Model EVAPORATOR WATER RESERVOIR WATER DUMP VALVE GEAR MOTOR RECEIVER DRIER WATER INLET CONTROL BOX HALL EFFECT SWITCH COOL VAPOR VALVE EXPANSION VALVE QuietQube Only SUCTION LINE LIQUID LINE ...

Страница 42: ...42 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 43: ... 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 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 Warning Wear rubber gloves and safety goggles and or face shield when handling ...

Страница 44: ...eak efficiency and lower operating costs This technology allows initiation and completion of a clean cycle after which the ice machine automatically starts ice making again There are three separate cleaning procedures Heavily Scaled Cleaning Procedure Perform this procedure if you have some or all of these symptoms Grinding popping or squealing noises from the evaporator Grinding noise from gearbo...

Страница 45: ...ainless steel products Sponge any dust and dirt off the outside of the ice machine with mild soap and water Wipe dry with a clean soft cloth Heavy stains should be removed with stainless steel wool Never use plain steel wool or abrasive pads They will scratch the panels SN012 SN020 Only WEEKLY Remove grill from scrap ice tray and wipe splash panel scrap ice tray and grill with sanitizer water solu...

Страница 46: ...ning mode Step 3 Wait about 1 minute or until the dump valve light de energizes Lift the front cover on the reservoir and add the proper amount of Manitowoc Ice Machine Cleaner Step 4 The ice machine will automatically time out four Flush and Rinse cycles and then stop The Flush light remains energized until the toggle switch is moved to the OFF position This entire cycle lasts approximately 11 mi...

Страница 47: ...e and bin dispenser a minimum of once every six months Step 5 A The ice machine may be set to start and finish a cleaning procedure and then automatically start ice making again B Wait about one minute into the cleaning cycle until the Dump Valve light de energizes then move the switch from CLEAN to ICE position When the cleaning cycle is complete the Flush light will turn off and ice making will ...

Страница 48: ...he water reservoir Wait about one minute or until the Dump Valve light de energizes then add the proper amount of Manitowoc Ice Machine Cleaner and reinstall the plug Step 4 The ice machine will automatically time out four Flush and Rinse cycles and then stop The Flush light remains energized until the toggle switch is moved to the OFF position This entire cycle lasts approximately 11 minutes Caut...

Страница 49: ... and bin dispenser a minimum of once every six months Step 5 A The ice machine may be set to start and finish a cleaning procedure and then automatically start ice making again B Wait about one minute into the cleaning cycle until the Dump Valve light de energizes then move the switch from CLEAN to ICE position C When the cleaning cycle is complete the Flush light will turn off and ice making will...

Страница 50: ...er will flow through the water dump valve and down the drain Step 2 Remove the cover from the top of the ice chute Wait about one minute then add the proper amount of Manitowoc Ice Machine Cleaner and re install cover Caution Use only Manitowoc approved Ice Machine Cleaner part number 000000084 It is a violation of Federal law to use these solutions in a manner inconsistent with their labeling Rea...

Страница 51: ...Periodic cleaning must be performed on adjacent surface areas not contacted by the water distribution system NOTE The ice machine may be set to start and finish a cleaning procedure and then automatically start ice making again A After cleaner is added move the switch from CLEAN to ICE position B When the cleaning cycle is complete ice making will start automatically ADD SOLUTION HERE ...

Страница 52: ... determine the next cycle after the Clean cycle is completed CLEAN POSITION The ice machine will wait for a change in toggle switch position OFF POSITION The ice machine will wait for a change in toggle switch position ICE POSITION The ice machine will start making ice automatically 3 To abort the clean cycle move the toggle switch from CLEAN to OFF to CLEAN and back to OFF within a 15 second time...

Страница 53: ...Water will flow through the water dump valve and down the drain for 45 seconds After 45 seconds move the toggle switch to the OFF position Remove the plug from the top cover of the water reservoir Add the entire cleaner water solution and re install the plug Leave the cleaner water solution in the evaporator for a minimum of 4 hours Step 6 Move the toggle switch from OFF to ICE The cleaner water s...

Страница 54: ...water dump valve and down the drain for 45 seconds After 45 seconds move the toggle switch to the OFF position Remove the plug from the top cover of the water reservoir Add the entire cleaner water solution and re install the plug Leave the cleaner water solution in the evaporator for a minimum of 4 hours Step 6 Move the toggle switch from OFF to ICE The cleaner water solution will flow through th...

Страница 55: ...EAN toggle switch to the OFF position Step 2 Remove all ice from the bin Step 3 Turn off the water supply to the ice machine Step 4 Place ICE OFF CLEAN toggle switch in the CLEAN position The dump valve will open and drain the water from the evaporator and reservoir Step 5 Wait approximately 30 seconds or until the evaporator is drained and place the toggle switch in the OFF position Step 6 Refer ...

Страница 56: ...ion The compressor will energize and produce ice with the cleaning solution Continue the freeze cycle for 15 minutes Step 3 Move the toggle switch to the OFF position then follow the standard cleaning and sanitizing procedures Important Leave the cleaner water solution in the evaporator for a minimum of 4 hours ADD SOLUTION HERE ...

Страница 57: ...ergizes Lift the front cover on the reservoir and add the proper amount of Manitowoc Ice Machine Cleaner Step 4 The ice machine will automatically time out four Flush and Rinse cycles and then stop The Flush light remains energized until the toggle switch is moved to the OFF position This entire cycle lasts approximately 11 minutes NOTE The ice machine may be set to start and finish a cleaning pro...

Страница 58: ...ting the ice making sequence Step 8 Wait 45 seconds until the Dump Valve light de energizes and the Water Level Probe light energizes Fill the water reservoir with the pre mixed solution of sanitizer water When water contacts the water level probe the compressor will energize The ice machine will freeze and discharge the sanitizing solution into the bin Add the remaining sanitizer water solution w...

Страница 59: ...he float valve quick disconnect The ice machine will continue to freeze and discharge the sanitizing solution into the bin Allow the cycle to run for ten minutes to remove all sanitizing solution from the water reservoir Step 10 Place the toggle switch in the OFF position discard all ice produced and refer to disassembly for cleaning and sanitizing ...

Страница 60: ...alve and down the drain The control board light for the dump valve gear motor and speed will energize to indicate the ice machine is starting the ice making sequence Step 7 Wait 45 seconds until the Dump Valve light de energizes and the Water Level Probe light energizes Add the proper amount of Manitowoc Ice Machine Cleaner to the water reservoir Step 8 Reconnect the water supply line to the float...

Страница 61: ...ll freeze and discharge the sanitizing solution into the bin Add the remaining sanitizer water solution when the water level in the reservoir drops NOTE Do not allow the water level to drop below the water level probes The ice machine will discontinue the cycle when the water level probes open lose water contact for more than 90 seconds 30 seconds on replacement boards Step 14 After the entire san...

Страница 62: ...used to remove algae or slime Step 1 Remove panels and set the ICE OFF CLEAN toggle switch to the OFF position Step 2 Turn off the water supply to the ice machine Step 3 Remove all ice from the bin Step 4 Place ICE OFF CLEAN toggle switch in the CLEAN position The dump valve will open and drain the water from the evaporator and reservoir Step 5 Wait approximately 30 seconds or until the evaporator...

Страница 63: ...ice machine will freeze and discharge the cleaning solution into the bin Allow the cycle to run for 15 minutes Step 12 Place the toggle switch in the OFF position and discard all ice produced during the cleaning process Step 13 Turn off the water supply to the ice machine Step 14 Place ICE OFF CLEAN toggle switch in the CLEAN position The dump valve will open and drain the water from the evaporato...

Страница 64: ...ition The compressor will energize and produce ice with the sanitizing solution Step 21 The ice machine will freeze and discharge the sanitizing solution into the bin Allow the cycle to run for 15 minutes Step 22 Discard all ice produced during the sanitizing process Step 23 Place the toggle switch in the CLEAN position The ice machine will automatically time out a series of flush and rinse cycles...

Страница 65: ...T a wire brush to carefully clean the parts 5 Use the solution and a brush to clean all disassembled components and the inside of the bin 6 Re install the removed parts and turn on the water and electrical supply Warning Disconnect electric power to the ice machine at the electric switch box before proceeding Warning Wear rubber gloves and safety goggles and or face shield when handling Ice Machin...

Страница 66: ...ng stainless steel lever 3 Pull up on water level probes to remove 4 Disconnect wires from water level probes or control board Water Reservoir Cover Removal 1 Place the toggle switch in the OFF position turn off the water supply and disconnect electrical power to the ice machine 2 Remove water level probes 3 Remove water float valve coil 4 Depress coil and rotate 1 4 turn counterclockwise 5 With c...

Страница 67: ... the OFF position and turn off the water supply to the ice machine at the water service valve 2 Disconnect water supply line at float valve quick disconnect by depressing stainless steel lever 3 Place the toggle switch in the ICE position The dump valve will open and the float reservoir will empty 4 After the reservoir is empty place the toggle switch in the OFF position and disconnect power to th...

Страница 68: ... 1 Place the toggle switch in the OFF position turn off the water supply and disconnect electrical power to the ice machine 2 Remove thumbscrews and lift panel forward 3 Remove bin level sensor from white plastic panel 4 Remove ice diverter from bin 3 2 ...

Страница 69: ...oor to the rear while applying upward pressure the rear door pins will ride up into the track slot 4 Slide the rear door pins off the end and then below the door track Slide bin door forward allowing the back of the door to lower into the bin Continue forward with the bin door until the front pins bottom out in the track 5 Lift the right side of the bin door until the front pin clears the track 6 ...

Страница 70: ...ower 2 Remove thumbscrews and evaporator panel 3 Remove three screws from the bottom of the left and right side of cabinet 4 Remove nine screws from back panel 5 Disconnect drain line clamp 6 Slide cabinet forward and remove from base REMOVE 3 SCREWS FROM EACH SIDE REMOVE BACK PANEL SCREWS ...

Страница 71: ...le switch in the OFF position turn off the water supply and disconnect electrical power to the ice machin e 2 Disconnect water supply line at float valve quick disconnect by depressing stainless steel lever 3 Pull up on water level probes to remove 4 Disconnect wires from water level probes or control board QF0800 QC0700 SHOWN WATER LEVEL PROBES ...

Страница 72: ...e machine 2 Remove water level probes 3 Remove water float valve coil A Depress coil and rotate 1 4 turn counterclockwise B With coil wires attached lift coil off enclosure tube 4 QF0800 QC0700 ONLY Rotate quarter turn fasteners counterclockwise 5 QF0800 QC0700 ONLY Remove cotter key and pin from ice chute 6 Remove top cover from float reservoir 3 4 6 5 QF0800 QC0700 SHOWN ...

Страница 73: ...ion turn off the water supply and disconnect electrical power to the ice machine 2 Remove water level probes 3 Remove water float valve coil 4 Depress coil and rotate 1 4 turn counterclockwise 5 With coil wires attached lift coil off enclosure tube 6 Remove top cover from float reservoir QF2200 QF2300 Shown 2 3 4 5 6 ...

Страница 74: ...isconnect by depressing stainless steel lever 3 Remove water float valve coil A Depress coil and rotate 1 4 turn counterclockwise B With coil wires attached lift coil off enclosure tube 4 QF0800 QC0700 ONLY Rotate quarter turn fasteners counterclockwise 5 QF0800 QC0700 ONLY Remove cotter key and pin from ice chute 6 Remove top cover from float reservoir 7 Lift float valve out of float reservoir QC...

Страница 75: ...n the OFF position and disconnect power to the ice machine at the service disconnect 5 Remove water float valve coil 6 Depress coil and rotate 1 4 turn counterclockwise 7 With coil wires attached lift coil off enclosure tube 8 QF0800 QC0700 ONLY Rotate quarter turn fasteners counterclockwise 9 QF0800 QC0700 ONLY Remove cotter key and pin from ice chute QF2200 QF2300 ONLY Remove cotter key and reta...

Страница 76: ...rd on the top of the ice chute and slide the ice chute and grommet off the end of the evaporator spout 3 Remove evaporator spout insulation 4 Lift ice chute out of the base 5 Remove insulation from the bottom of the ice chute 6 Remove bin level sensor stainless steel plate from ice chute NOTE Clean and sanitize the base and all ice chute components before reinstalling 2 3 4 5 6 ...

Страница 77: ... to remove water reservoir 5 The ice chute elbow and the ice chute will be removed separately Support the ice chute and pull forward on the elbow to remove 6 Lift ice chute out of the base tip bottom forward and remove bin level sensor stainless steel plate from the top of the ice chute 7 Remove insulation from ice chute elbow and ice chute base 8 Remove evaporator spout o ring NOTE Clean and sani...

Страница 78: ...els 2 Perform the cleaning and sanitizing procedures 3 Run the ice machine in the freeze cycle for 5 minutes then place the toggle switch in the OFF position 4 Disconnect the main power supply to the ice machine 5 Remove the ice chute cover A Turn the two thumbscrews 1 4 turn B Lift to remove cover 6 Turn ice wiper counterclockwise to remove LOOSEN SCREWS ...

Страница 79: ... ice machine 9 Place toggle switch in the clean position for 30 seconds to drain water from reservoir then move the toggle switch to the Off position 10 Disconnect the main power supply to the ice machine Warning Disconnect electric power to the ice machine at the electric switch box before proceeding ...

Страница 80: ...80 Part Number 80 1230 9 10 10 11 Lift out ice damper 12 Lift out ice strainer ramp ...

Страница 81: ...Part Number 80 1230 9 10 10 81 13 Loosen ice chute hose clamp 14 Disconnect ice chute drain 15 Lift up on ice chute to remove ICE CHUTE DRAIN AND HOSE CLAMP ...

Страница 82: ... 16 The ice chute can be cleaned in place If complete removal is desired use a phillips screwdriver to remove the Hall Effect Switch assembly from the ice chute 17 Remove ice chute collar and tube by lifting straight up REMOVE SCREW ...

Страница 83: ...Part Number 80 1230 9 10 10 83 18 Remove water reservoir cover by pushing up on cover to snap off The water reservoir can be cleaned in place ...

Страница 84: ...0 seconds to drain water from reservoir then move toggle switch to Off position 3 Run dispenser to transfer all ice from the bin to a container 4 Disconnect electrical power to the ice machine 5 Remove top cover A Remove two screws B Lift up on top cover to remove Warning Disconnect electric power to the ice machine at the electric switch box before proceeding REMOVE SCREWS ...

Страница 85: ...Part Number 80 1230 9 10 10 85 6 Remove front cover A Lift up on front cover B Pull forward to disengage keyhole slots 7 Remove side panels ...

Страница 86: ...86 Part Number 80 1230 9 10 10 8 Remove ice chute cover A Turn the two thumbscrews 1 4 turn B Lift to remove cover LOOSEN SCREWS ...

Страница 87: ...Part Number 80 1230 9 10 10 87 9 Lift out ice damper ...

Страница 88: ...88 Part Number 80 1230 9 10 10 10 Lift out ice strainer ramp ...

Страница 89: ...Part Number 80 1230 9 10 10 89 11 Turn ice wiper counterclockwise to remove ...

Страница 90: ...90 Part Number 80 1230 9 10 10 12 Loosen ice chute hose clamp 13 Disconnect ice chute drain ICE CHUTE HOSE CLAMP ICE CHUTE DRAIN ...

Страница 91: ...Part Number 80 1230 9 10 10 91 14 Lift up on ice chute to remove The ice chute must be removed before the bin cover can be removed ...

Страница 92: ...2 Part Number 80 1230 9 10 10 15 The ice chute can be cleaned in place If complete removal is desired use a phillips screwdriver to remove the Hall Effect Switch assembly from the ice chute REMOVE SCREW ...

Страница 93: ...Part Number 80 1230 9 10 10 93 16 Remove three thumbscrews then remove bin cover REMOVE THUMBSCREWS ...

Страница 94: ...ove the thumbscrew and lift off SN020 Unscrew the upright agitator bar NOTE Bar must be reassembled by inserting front edge into the paddle wheel then lowering the back edge rounded 90 angle to prevent water leakage into the compressor compartment REMOVE THUMBSCREW ...

Страница 95: ...Part Number 80 1230 9 10 10 95 18 Remove ice deflector A Remove the two thumbscrews B Lift the ice deflector out REMOVE THUMBSCREW ...

Страница 96: ...96 Part Number 80 1230 9 10 10 19 Remove ice dispensing wheel by lifting straight out ...

Страница 97: ...Part Number 80 1230 9 10 10 97 20 Water Reservoir Cover Removal A Push up on cover to snap off ...

Страница 98: ...ump valve is not leaking do not remove it Instead follow the Cleaning Procedure Follow the procedure below to remove the dump valve 1 Depress and twist the coil 1 8 turn counterclockwise 2 Leaving the wires attached lift the coil assembly off the valve body 3 Remove the plunger nylon gasket and diaphragm from the valve body NOTE At this point the water dump valve can easily be cleaned If complete ...

Страница 99: ... Remove the tubing from the dump valve by twisting the clamps off 5 Remove the valve body from mounting bracket by twisting counterclockwise Dump Valve Disassembly MOUNTING BRACKET NYLON WASHER SPRING PLUNGER DIAPHRAM VALVE BODY COIL ...

Страница 100: ...to bend the condenser 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 from the inside Be careful not to bend the fan blades B Use a commercial condenser coil cleaner Follow the directions and cautions supplied with the cleaner 4 Straighten any bent condenser fins with a fin comb 5 Carefully wipe off...

Страница 101: ...h 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 The cleaning procedures require special pumps and cleaning solutions Follow the manufacturer s instructions for the specific cleaner being used ...

Страница 102: ...Disconnect the electric power at the circuit breaker or the electric service switch 2 Turn off the water supply 3 Disconnect and drain the incoming ice making water line at the rear of the ice machine 4 Disconnect drain tubing from the inlet to dump valve and drain water into container and discard 5 Make sure water is not trapped in any of the water or drain lines Caution If water is allowed to re...

Страница 103: ...tween the bottom spring coils of the water regulating valve Pry upward to open the valve 4 Hold the valve open and blow compressed air through the condenser until no water remains REMOTE ICE MACHINES 1 Move the ICE OFF CLEAN switch to OFF 2 Frontseat shut off the receiver service valve Hang a tag on the switch as a reminder to open the valves before restarting 3 Perform steps 1 6 under Self Contai...

Страница 104: ...104 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 105: ...losed water level light on to start the compressor If the water level probe is open water level light off the control system waits until the water level probe closes before starting the compressor INITIAL START UP 1A FLUSH Immediately after placing the toggle switch into ICE the dump valve solenoid and gearbox are energized After 45 seconds the dump valve de energizes 1B WATER FILL After 45 second...

Страница 106: ...e provided the 8 minute lockout has expired 8 Minute Lockout The bin level light will flash until the 8 minute lockout expires After the 8 minute lockout expires the bin level light will de energize The 8 minute lockout time can be overridden by moving the ON OFF CLEAN toggle switch from ICE to OFF then back to ICE Flush Sequence in the ICE Position After the ice machine has run for 100 hours the ...

Страница 107: ... to start the compressor If the water level probe is open water level light off the control system waits until the water level probe closes before starting the compressor INITIAL START UP 1A Flush Immediately after placing the toggle switch into ICE the dump valve solenoid and gearbox are energized After 45 seconds the dump valve de energizes 1B Water Fill After 45 seconds the water float valve so...

Страница 108: ...or de energizes To allow excess ice to run out the gear motor and the water float valve solenoid remain energized for an additional 4 minutes then de energize 4B Water Drain To allow water to drain from the evaporator the dump valve energizes for 90 seconds then de energizes An 8 minute lockout starts when the compressor de energizes When the ice drops away from the bin level probe the ice machine...

Страница 109: ...proximately 11 minutes after which the ice machine automatically resumes ice making and the 100 hour counter in the control board resets to zero NOTE Flake ice machines use an auger to remove ice from the evaporator Occasional noises creaks groans or pops are a normal part of the ice making process Remote Condensing Unit 5 Automatic Shut Off When the refrigerant pressure is low enough to open the ...

Страница 110: ...eed 45 Seconds 1B Water Fill Off Off On On Sensing Water Level Sensing No Ice Contact Not Sensing for Temperature Sensing for Gear Motor Speed Until Water Contacts Water Level Probe 2 Freeze Cycle On Off On On Sensing Water Level Sensing No Ice Contact Sensing for 123 F ImmediatelySensing for 30 F After 30 Min of Ice Making Sensing for Gear Motor Speed Until Ice Contacts Bin Level Probe for 30 Con...

Страница 111: ... Shut Off Off Off Off Off Not Sensing Water Level Sensing Ice Contact Not Sensing for Temperature Not Sensing for Gear Motor Speed Until Ice No Longer Contacts Bin Level Probe Energized Parts Continued QF2200 Sequence Control Relays Sensors Duration 1 2 3 4 Water Level Probe Bin Level Probe Temperature Sensor Gear Motor Speed Liquid Line Solenoid Valve Dump Valve Gear Motor Float Valve Coil ...

Страница 112: ...r If the water level probe is open water level light off the control system waits until the water level probe closes before starting the compressor INITIAL START UP 1A Flush Immediately after placing the toggle switch into ICE the dump valve solenoid and gearbox are energized After 45 seconds the dump valve de energizes 1B Water Fill After 45 seconds the water float valve solenoid is energized 2 F...

Страница 113: ... up cycle provided the 8 minute lockout has expired 8 Minute Lockout The bin level light will flash until the 8 minute lockout expires After the 8 minute lockout expires the bin level light will de energize The 8 minute lockout time can be overridden by moving the ON OFF CLEAN toggle switch from ICE to OFF then back to ICE Flush Sequence in the ICE Position After the ice machine has run for 100 ho...

Страница 114: ... Level Sensing No Ice Contact Sensing for Gear Motor Speed 45 Seconds 1B Water Fill Off Off On On Sensing Water Level Sensing No Ice Contact Sensing for Gear Motor Speed Until Water Contacts Water Level Probe 2 Freeze Cycle On Off On On Sensing Water Level Sensing No Ice Contact Sensing for Gear Motor Speed Until Ice Contacts Bin Level Probe for 3 Continuous Minutes Automatic Shut Off Sequence 3A ...

Страница 115: ...hut Off Off Off Off Off Not Sensing Water Level Sensing Ice Contact Not Sensing for Gear Motor Speed Until Ice No Longer Contacts Bin Level Probe Energized Parts Continued QF2300 Sequence Control Relays Sensors Duration 1 2 3 4 Water Level Probe Bin Level Probe Gear Motor Speed Liquid Line Solenoid Valve Equalization Valve Compressor Dump Valve Gear Motor Float Valve Coil ...

Страница 116: ...ion The water sensing switch must be closed water reservoir full of water and water sensing float in the up position INITIAL STARTUP A 5 minute delay period must expire The delay period starts to time out upon application of power and can not be overridden When the five minute delay period expires the gear motor energizes The water in the reservoir closes the water sensing float switch and the com...

Страница 117: ...te delay period expires the gear motor compressor and condenser fan motor energize 2 The ice machine was off for more than 30 minutes The gear motor and dump valve energize to drain the water from the evaporator and reservoir After 30 seconds the dump valve de energizes When the reservoir fills with water the water sensing switch closes and the compressor and condenser fan motor energize CHANGING ...

Страница 118: ...The maintenance required light on Nugget Ice Machines will energize and flash after 10 000 hours of run time The ice machine will need to be serviced to ensure future reliability SAFEGUARDS The ice machine control board has safety features to protect the ice machine from severe failures The ice machine will stop when conditions arise that would cause major component failure Refer to Safeguards for...

Страница 119: ...e first Off Off On Closed Immediate Freeze Cycle On Off On Moves to Verify Ice Production Until Ice Holds Damper Open Automatic Shut Off Off Off Off Open Until Damper Closes Restart More than 30 minutes have passed since automatic shutoff cycle initiated Off On On Closed 30 Seconds Restart Less than 30 minutes have passed since automatic shutoff cycle initiated Off Off On Closed Immediate ...

Страница 120: ...120 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 121: ...until manually restarted SafeGuard Indicator Lights During a SafeGuard Mode the corresponding light disch temp water level or speed will flash continuously The SafeGuard will remain in memory for 48 hours of ice making time After 48 hours of ice making time the SafeGuard will automatically be erased If power is interrupted during the 48 hours the timing will resume when power is applied to the ice...

Страница 122: ...o Step 2 B If the ice machine does not restart see Ice Machine Does Not Operate 2 Allow the ice machine to run to determine if the condition is reoccurring A If the ice machine continues to run the condition has corrected itself Allow the ice machine to continue running B If the ice machine stops determine the safeguard mode then refer to the specific safeguard for troubleshooting procedures ...

Страница 123: ...e the ice machine will de energize the Water Level Probe light and initiate a start up sequence Water contacts the water level probe The ice machine will continue to make ice Water level probe opens or remains open for more than 90 continuous seconds The ice machine will start another 60 minute Standby Mode The ice machine repeats the above sequence until Water contacts the water level probe or Th...

Страница 124: ...ater supply Quick disconnect removed from water float valve Restore water supply Water float valve screen blocked Clean screen Water float valve solenoid coil defective Replace coil see Water float valve diagnostics Water float valve improperly adjusted Adjust valve see Water level check Dump valve leaking Repair or replace dump valve Water level probes disconnected or removed Connect and correctl...

Страница 125: ...Gear motor speed below minimum range for 3 continuous seconds The ice machine will start another 60 minute Standby Mode If the gear motor speed drops below the minimum range for 3 continuous seconds during 7 consecutive cycles the ice machine will initiate a SafeGuard Mode During the SafeGuard Mode the Motor Speed Sensor light will continually flash to indicate a SafeGuard Mode The ice machine rem...

Страница 126: ...ssure Verify water pressure is between 20 and 80 psig Defective motor speed sensor Replace motor speed sensor Defective motor Replace motor Defective coupler Replace coupler Defective evaporator auger assembly Replace evaporator assembly Low voltage Verify voltage is within 10 of nameplate voltage Ice frozen to auger evaporator Allow evaporator to thaw ...

Страница 127: ... indicate the ice machine has shut off on high temperature 3 The ice machine will remain off until the toggle switch is moved from ICE to OFF and back to ICE or Line voltage is interrupted and restored If the thermistor detects 155 F or less for 3 continuous minutes 1 The control board ignores the low temperature limit for the first 30 minutes of compressor run time 2 The ice machine will de energ...

Страница 128: ...t a SafeGuard Mode During the SafeGuard Mode the Disch Temp light will continually flash to indicate a Safeguard Mode The ice machine remains off until The toggle switch is moved from ICE to OFF then back to ICE Line voltage is interrupted and restored Indicator Light Before 48 hours have elapsed After a Standby Mode has been initiated the Control Board Disch Temp light will flash anytime the togg...

Страница 129: ... location Position thermistor on discharge line 6 in from compressor discharge port Thermistor defective Refer to CHECK PROCEDURE under Thermistor Flooding expansion valve Replace expansion valve Refrigerant overcharge or undercharge Recover and weigh in nameplate charge Low ambient temperature Verify ambient temperature remains above 45 F 7 2 C Defective compressor Replace compressor Insufficient...

Страница 130: ... the toggle switch is moved from ICE to OFF and back to ICE or Line voltage is interrupted and restored If the thermistor detects 30 F or less for 3 continuous minutes 1 The control board ignores the low temp limit for the first 30 minutes of compressor run time 2 The ice machine will de energize the liquid line solenoid and gear motor continuously flash the control board Disch Temp light and init...

Страница 131: ... elapsed The SafeGuard will be automatically erased from memory and the Disch Temp light will not flash Temperature Sensor Checklist Possible Problem List Corrective Action List Thermistor is not properly insulated Insulate thermistor Thermistor loose Secure thermistor to liquid line Thermistor mounted in the wrong location Position thermistor on liquid line between the heat exchanger and liquid l...

Страница 132: ...wait for the switch to close before starting During the freeze cycle if the water float opens for 30 seconds the ice machine will 1 De energize the compressor and gearmotor 2 The Water Ok light on the control board will de energize 3 A 5 minute delay is initiated The water Ok light will flash when the float switch recloses or when the toggle switch is placed in the OFF position The ice machine wil...

Страница 133: ...the light will not flash if the ice damper is open 3 A 5 minute delay is initiated 4 After the 5 minute delay the ice machine will A Energize the dump valve for 30 seconds B Energize the gearmotor C Wait until the water float valve closes and then energize the compressor and fan motor 5 If the ice damper fails to open close at least once in the initial 8 minute period the control board will initia...

Страница 134: ...134 Part Number 80 1230 9 10 10 Reset Procedure Move the ICE OFF CLEAN toggle switch from OFF to ICE or disconnect and reapply power to the ice machine ...

Страница 135: ...t is off 4 Verify ICE OFF CLEAN toggle switch functions properly Place the toggles switch in the ICE and CLEAN positions and check for energized components 5 Verify low DC voltage is properly grounded Loose DC wire connections may intermittently stop the ice machine 6 Verify water is contacting the water level probes The compressor QF2300 liquid line solenoid valve will not energize until water co...

Страница 136: ...supplied to ice machine condensing unit and the fuse circuit breaker is closed 2 Verify the high pressure cutout and low pressure RFC2085 only controls are closed The HPCO and LPCO are closed if primary line voltage is present at the contactor coil terminals 3 Verify line voltage is present at the contactor coil 4 Verify the contactor contacts are closed and line voltage is present across all line...

Страница 137: ...t expired Refer to sequence of operation Bin level sensor is disconnected or is contacting the ice Connect bin level sensor or remove ice contacting probe High Pressure Control is open Clean condenser check fan motor check high pressure control operation Gear motor runs but compressor will not start Remote Condenser Only Water reservoir is empty Water must contact the water level probes to start t...

Страница 138: ...ity of the incoming water and check filter Water filtration is poor Replace the filter Water softener is working improperly if applicable Repair the water softener Incoming water supply temperature is above 90 F 32 2 C Correct water temperature verify check mixing valves in other equipment is working properly Connect ice machine to a cold water supply Water pressure is low Water pressure must rema...

Страница 139: ...temperature around ice machine air cooled models Air temperature must not exceed 110 F 43 3 C Inadequate clearance around the ice machine Provide adequate clearance Water dump valve is leaking Clean the dump valve Objects stacked around ice machine blocking airflow to condenser air cooled models Remove items blocking airflow Incoming water supply temperature is above 90 F Connect ice machine to a ...

Страница 140: ... the 5 minute delay ends the ice machine starts The following lights are energized Nugget or Flaker depending on type of evaporator HES 1 HES 2 Water OK The HES 1 light will de energize and re energize as ice passes beneath the ice damper When the ice damper lifts approximately 45 degrees HES 2 de energizes and the ice machine shuts off immediately on full bin A 5 minute time delay is initiated wh...

Страница 141: ...ine Reset Control Board Disconnect And Reconnect Line Voltage Plug In Ice Machine Reset Breaker NO YES Ice Machine Will Not Run YES IMPORTANT A Five Minute Delay Initiates After The Problem Is Corrected This Delay Must Expire Before The Ice Machine Will Start ...

Страница 142: ...fications NO Flake Nugget Control Board Light Energized NO YES Replace Control Board IMPORTANT A Five Minute Delay Initiates After The Problem Is Corrected This Delay Must Expire Before The Ice Machine Will Start YES YES Disconnect HES 2 From Control Board Light Energizes NO Replace HES 2 YES ...

Страница 143: ...Light On Reservoir Full Of Water NO YES NO YES NO Restore Water Supply Refer To Float Switch Diagnostics Install Close Damper Door YES YES IMPORTANT A Five Minute Delay Initiates After The Problem Is Corrected This Delay Must Expire Before The Ice Machine Will Start ...

Страница 144: ...es And De Energizes The BLue Light The Toggle Switch Is Ok Hes 2 Light Energized YES YES NO NO NO YES Refer To Hall Effect Switch Diagnostics Refer to Toggle Switch Diagnostics YES IMPORTANT A Five Minute Delay Initiates After The Problem Is Corrected This Delay Must Expire Before The Ice Machine Will Start ...

Страница 145: ...n Refer To SafeGuards YES YES No Gearmotor Or Compresor Energizes No Refer to Compressor or Gearmotor Diagnostics YES IMPORTANT A Five Minute Delay Initiates After The Problem Is Corrected This Delay Must Expire Before The Ice Machine Will Start Refer to Control Board Fuse Diagnostics ...

Страница 146: ...ly during the Freeze cycle etc When do you notice low ice production one day a week every day on weekends etc Can you describe exactly what the ice machine seems to be doing Has anyone been working on the ice machine During store shutdown is the circuit breaker water supply or air temperature altered Is there any reason why incoming water pressure might rise or drop substantially INSTALLATION VISU...

Страница 147: ...t between 45 F 1 7 C and 90 F 32 2 C If too hot check the hot water line check valves in other store equipment Water filtration is plugged if used Install a new water filter Vent tube is not installed on water outlet drain See installation instructions Hoses fittings etc are leaking water Repair replace as needed Water float valve is stuck open or closed Clean replace as needed Dump valve is leaki...

Страница 148: ...er for 7 minutes and 12 seconds or for more accuracy 14 minutes and 24 seconds 3 Weigh the container and ice then deduct the weight of the container 4 Convert ounces to pounds 5 Example 3 lbs 12 oz converts to 3 75 lbs 6 12 oz 16 oz 75 lb 7 Determine the 24 hour ice production capacity 7 minutes 12 seconds Multiply the total ice weight by 200 14 minutes 24 seconds Multiply the total ice weight by ...

Страница 149: ...published discharge pressure step 2 The discharge pressure is normal when the actual pressure falls within the published pressure range for the ice machine s operating conditions Discharge Pressure High Checklist Problem Cause Improper installation Refer to Installation Visual Inspection Checklist Restricted condenser air flow Dirty air filter High inlet air temperature Condenser discharge air rec...

Страница 150: ...ype of refrigerant Other Low ambient temperature Non Manitowoc components in system High side refrigerant lines component restricted before mid condenser Suction pressure is too low and affecting discharge pressure Refer to Suction Pressure Low Checklist No water or insufficient pressure Starving expansion valve Defective compressor Moisture in refrigeration system Defective fan cycle control Remo...

Страница 151: ...Problem Cause Improper installation Refer to Installation Visual Inspection Checklist Discharge pressure Discharge pressure is too high and is affecting suction pressure Refer to Discharge Pressure High Checklist Improper refrigerant charge Overcharged Wrong type of refrigerant Non condensables in system Other Dump valve leaking Non Manitowoc components in system TXV flooding check bulb mounting a...

Страница 152: ...rigerant charge Undercharged Wrong type of refrigerant Other Non Manitowoc components in system Restricted plugged liquid line drier Restricted plugged tubing in suction side of refrigeration system Expansion valve starving No water or insufficient pressure Moisture in refrigeration system Dirty Evaporator Defective Fan Cycle Control Remote condenser or remote condensing units Defective Head Press...

Страница 153: ...ECK PROCEDURE 1 Energized control board lights do not indicate a good fuse 2 Remove the fuse Check for continuity across the fuse with an ohmmeter Warning High line voltage is applied to the control board at all times Removing the control board fuse or moving the toggle switch to OFF will not remove the power supplied to the control board Warning Disconnect electrical power to the entire ice machi...

Страница 154: ...witch operation 1 Inspect the toggle switch for correct wiring 2 Isolate the toggle switch by disconnecting all wires from the switch or by disconnecting the Molex connector from the control board 3 Check across the toggle switch terminals using a calibrated ohm meter Note where the wire numbers are connected to the switch terminals or refer to the wiring diagram to take proper readings Replace th...

Страница 155: ...t arm are free moving 2 Refer to the Energized Parts Chart and verify the following The float valve coil should be energized The red water valve LED on the control board is energized 3 Check for line voltage at float valve coil This test must be performed within 90 seconds of the water float valve energizing If no water contacts the water level probes within 90 seconds the valve will de energize S...

Страница 156: ... the Water Level indicator light is energized and no water is entering the overflow tube Check for overflow water exiting the ice machine drain line at the floor drain If adjustments are necessary A Rotate float clockwise to increase water level B Rotate float counterclockwise to decrease water level Verify the outlet for the water float valve is at a 20 to 30 angle to prevent contact with the flo...

Страница 157: ... Bin Level Probe Open or Disconnected The ice machine will not start and continuously flashes the Bin Level light Opening the bin level probe for 15 continuous seconds in the Freeze cycle will initiate an Automatic Shut Off sequence Bin Level Probe Closed or Shorted The ice machine will not start and the Bin Level light is energized Shorting the probe for 30 continuous seconds in the Freeze cycle ...

Страница 158: ...0 10 2 Disconnect bin level probe from control board and check continuity ohms from the female connector to the bin level probe Continuity Cause No Replace bin level probe Yes Go to step 3 CHECK FOR CONTINUITY CONNECTOR TO PROBE ...

Страница 159: ... Bin light 4 Disconnect bin level probe wire from the control board and place a jumper from the bin level terminal to ground Control Board Bin Level Light Cause Off Bin level probe needed cleaning Flashes Go to step 4 Control Board Bin Level Light Cause On Replace bin level probe Flashes Reconfirm control board is not in an 8 minute lockout Repeat steps 1 4 then replace control board ...

Страница 160: ...art and the Bin Level light is energized continuously 1 Verify ice is not in contact with bin level probe 2 Disconnect bin level probe wire from the control board Control Board Bin Level Light Cause Off Clean bin level probe On Replace control board DISCONNECT BIN LEVEL PROBE FROM CONTROL BOARD ...

Страница 161: ... probe and off when no water is in contact with the probe The Water Level Probe light functions any time power is applied to the ice machine regardless of toggle switch position During the Water Fill and Freeze cycle the water level probe monitors the water level The water float valve maintains the correct water level If the water level is incorrect refer to Water Float Valve FAILURE MODES Water L...

Страница 162: ...or Disconnected 1 Determine which water level probe is connected to water level on the control board 2 Remove water level probe from reservoir and place jumper wire from the water level probe to ground 3 Move the toggle switch to the ICE position wait 45 seconds and then monitor the Water Level Probe light Step 3 Jumper water level probe to ground Water Level light is Compressor Cause On Energizes...

Страница 163: ...ion Wait 45 seconds then monitor the Water Level Probe light Step 5 Jumper water level terminal to ground Water Level light is Compressor Cause On Energizes Replace water level probe wiring Verify defective component ohm wire from connector to connector Off Remains de energized Replace control board WATER LEVEL PROBE LIGHT DISCONNECT WATER LEVEL PROBE JUMPER FROM CONTROL BOARD WATER LEVEL TO GROUN...

Страница 164: ...gle switch to the ICE position wait 45 seconds and then monitor the Water Level Probe light Step 2 Disconnect water level probe from control board water level terminal Water Level light is Compressor Cause Off Remains de energized Clean water level probe On Energizes Replace control board DISCONNECT WATER LEVEL PROBE WATER LEVEL PROBE LIGHT ...

Страница 165: ...chine enters Water Flush 1 the ice machine will initiate an Automatic Shut Off cycle flash the Speed light and remain off for 60 minutes Refer to Gear Motor Speed for additional information CHECK PROCEDURE 1 Allow time for the evaporator to warm Disconnecting power in the Freeze cycle will result in ice build up between the evaporator and auger 2 Verify the motor speed sensor is in place and secur...

Страница 166: ...ing mark on coupling 4 Count coupling revolutions for 2 minutes 5 Divide coupling revolutions by 2 example 31 coupling revolutions 2 15 1 2 RPM Minimum revolutions per minute QF0400 9 RPM QC0700 15 RPM QF0800 15 RPM QF2200 QF2300 11 6 RPM Speed light is Cause On after 3 to 5 seconds This is normal operation Off Replace motor speed sensor On after 3 to 5 seconds and control board terminates Freeze ...

Страница 167: ... 10 000 Ohms at 77 F 25 C CHECK PROCEDURE The thermistor must be securely attached and insulated to operate properly Verify that the thermistor resistance is accurate and corresponding to the high and low temperature ranges 1 Disconnect the thermistor at the control board Connect the ohmmeter to the isolated thermistor wire leads 2 Using a temperature meter capable of taking readings on curved cop...

Страница 168: ...2 22 0 10 85 35 62 46 12 22 6 66 10 20 62 46 46 22 6 66 1 11 20 30 46 22 34 56 1 11 4 44 30 40 34 56 26 10 4 44 10 0 40 50 26 10 19 90 10 0 15 55 50 60 19 90 15 31 15 6 21 1 60 70 15 31 11 88 21 1 26 7 70 80 11 88 9 29 26 7 32 2 80 90 9 29 7 33 32 2 37 8 90 100 7 33 5 82 37 8 43 3 100 110 5 82 4 66 43 3 48 9 110 120 4 66 3 75 48 9 54 4 120 130 3 75 3 05 54 4 60 0 130 140 3 05 2 49 60 0 65 6 140 15...

Страница 169: ...LEAN switch to OFF 3 The liquid line solenoid valve will de energize and the suction pressure will begin to decrease The low pressure control will open at the listed specification 4 Use the manifold gauge set to increase suction pressure Feed refrigerant from the high side access valve to the low side access valve Add refrigerant in small increments to allow the low side pressure to be monitored T...

Страница 170: ...pressure will not equalize VALVE REMAINS OPEN IN THE FREEZE CYCLE Symptoms of a equalization valve remaining partially open during the freeze cycle can be similar to symptoms of an expansion valve or compressor problem Symptoms are dependent on the amount of leakage in the freeze cycle A small amount of leakage will result in poor quality ice As the size of the leak increases ice quantity will dec...

Страница 171: ...s Setpoint Range 30 to 212 F 34 100 C Control Settings Verify control is set properly before proceeding Positioning the Touch pad Jumpers P5 JUMPER The P5 jumper position determines if the touch pad is locked or unlocked The control is factory locked to unlock move the jumper from one pin to two pins Display Function Preset Settings SP Set Point 40 DIF Differential 1 ASD Anti Short Cycle Delay 1 O...

Страница 172: ...s used to establish Setpoint at either cut in or cutout 115V 240V COM NC NO C P5 P5 P4 P4 Jump 1 Jump 2 RED LEAD SENSOR PROBE BLACK LEAD SENSOR PROBE MATCH WIRING TO ICE MACHINE VOLTAGE BIN SWITCH or TOGGLE SWITCH WIRE BIN SWITCH or TOGGLE SWITCH WIRE KEYPAD JUMPER LOCATION P4 Jump 1 Jump 2 Cooling Mode Cut Out at Setpoint Jumper on Both Pins Jumper on Left Pin Only ...

Страница 173: ...ture Offset or Sensor Failure Operation use the following method 1 Factory Preset Temperature Control Code Settings as follows 2 Press and hold MENU until the display changes to flashing SP 3 Press up and down arrows repeatedly until the desired function is displayed 4 Press MENU to display the function s current value 5 Press up and down arrows until the desired value is displayed 6 Press MENU to...

Страница 174: ...volts for 208 230V applications D If the voltage reading is not within the required range check the power source and input power wires for problems 2 Fault Codes If the LCD displays an alarm or fault code SF or EE 3 Check for proper operation Warning Line voltage is present inside control Contact with line voltage can cause serious injury or death Fault Code Definition Solution SF flashing alterna...

Страница 175: ...ontrol C Replace the cover D Check the control settings for proper values E Press and hold MENU until SP appears F Press up and down arrows to change the setpoint temperature above and below the sensor temperature until the relay energizes and de energizes G If the output relay does not perform as indicated replace the control H If proper operation of the control is verified reconnect the load ...

Страница 176: ...gized control board lights do not indicate a good fuse 2 Remove the fuse Check for continuity across the fuse with an ohmmeter Warning High line voltage is applied to the control board at all times Removing the control board fuse or moving the toggle switch to OFF will not remove the power supplied to the control board Warning Disconnect electrical power to the entire ice machine before proceeding...

Страница 177: ... voltmeter be used to check toggle switch operation 1 Inspect the toggle switch for correct wiring 2 Isolate the toggle switch by disconnecting the Molex connector 3 Check continuity across the toggle switch terminals Note where the wire numbers are connected to the switch terminals or refer to the wiring diagram to take proper readings 4 Replace the toggle switch if continuity readings do not mat...

Страница 178: ...reservoir cover The reservoir cover must be in place and water must be present in the reservoir to close the switch Verify water is supplied to the float valve the water inlet screen is clean and the float and float arm are free moving 1 Disconnect power to the ice machine 2 Disconnect the float switch from the control board and connect an ohm meter to the switch wires 3 Verify the switch is in th...

Страница 179: ...open and close at least once every 90 seconds during the freeze cycle Hall Effect Switch 2 Shut Off and Restart This switch also works in conjunction with the ice damper When the switch opens the ice machine stops immediately The ice machine restarts when the switch re closes and the five minute delay period expires FUNCTION TEST Place toggle switch in OFF position HES 1 and HES 2 lights will ener...

Страница 180: ... the Hall Effect Switch Housing in place SWITCH FAILS OPEN OR IS DISCONNECTED HES 1 1 Reset line voltage to the ice machine 2 Wait 5 minutes for delay to expire 3 HES 1 light energizes and ice machine starts 4 When 5 minute delay period ends the ice machine shuts off and flashes the HES 1 light HES 2 1 Reset line voltage to the ice machine 2 Wait 5 minutes for delay to expire 3 HES 2 light is ener...

Страница 181: ...failure modes HES 1 is energized HES 2 is de energized the ice machine will not start HES 1 and HES 2 lights are de energized the ice machine will not start HES 1 and HES 2 are energized The ice machine starts immediately shuts off and starts another 5 minute delay period control board lights race to indicate 5 minute delay period The ice machine will repeat the sequence until the toggle switch is...

Страница 182: ...onnecting all wires from the switch 3 Check resistance across the switch terminals with an ohm meter Replace the selector switch if ohm readings do not match all three switch settings Switch Setting Terminals Resistance Reading ICE L1 A Closed L1 B Open L1 L3 Open L1 C Open L3 C Open WATER L1 A Open L1 B Closed L1 L3 Open L1 C Open L3 C Open WATER AND ICE L1 A Open L1 B Closed L1 L3 Open L1 C Open...

Страница 183: ...ver is depressed CHECK 1 Inspect the selector switch for correct wiring 2 Isolate the switch by disconnecting all wires from the switch 3 Check across the switch terminals with an ohm meter Replace the selector switch if ohm readings do not match Activation Lever Position Resistance Reading Depressed Closed Released Open ...

Страница 184: ...s opening and closing Place hand in front of sensor if the sensor activates and closes the switch the sensor is working correctly 4 If the sensor does not activate disconnect the sensor wire from the sensor control board Short 5 and SIG If the contacts close replace the sensor If the contacts remain open replace the sensor control board Will Not Stop Dispensing 1 Disconnect sensor plug from sensor...

Страница 185: ...HECK PROCEDURE 1 Set ICE OFF CLEAN switch to OFF Manual reset HPCO reset if tripped 2 Disconnect main power supply to the ice machine 3 Connect manifold gauges to the access valves 4 Hook voltmeter in parallel across the HPCO leaving wires attached 5 Reconnect main power supply to the ice machine Specifications Cut Out Cut In 450 psig 10 3103 kPa 69 31 bar 69 Automatic Reset Must be below 300 psig...

Страница 186: ...ssive pressure Watch the pressure gauge and record the cut out pressure Replace the HPCO control if it 8 Will not reset below 300 psig 2068 kPa 20 68 bar 9 Does not open at the specified cut out point Warning If discharge pressure exceeds 460 psig 3172 kPa 31 72 bar and the HPCO control does not cut out set ICE OFF CLEAN switch to OFF to stop ice machine operation ...

Страница 187: ...s from the compressor terminals 2 The resistance values between C and S and between C and R when added together should equal the resistance value between S and R 3 If the overload is open there will be a resistance reading between S and R and open readings between C and S and between C and R Allow the compressor to cool then check the readings again THREE PHASE COMPRESSORS 1 Disconnect power and r...

Страница 188: ...essures closely A If the pressures do not move the compressor is seized Replace the compressor B If the pressures move the compressor is turning slowly and is not seized Check the capacitors and relay COMPRESSOR DRAWING HIGH AMPS The continuous amperage draw on start up should not be near the maximum fuse size indicated on the serial tag Diagnosing Capacitors If the compressor attempts to start or...

Страница 189: ...substitute capacitor Use a capacitor tester when checking a suspect capacitor Clip the bleed resistor off the capacitor terminals before testing Relay The relay has a set of contacts that connect and disconnect the start capacitor from the compressor start winding The contacts on the relay are normally closed start capacitor in series with the start winding The relay senses the voltage generated b...

Страница 190: ... indicates an open coil Replace the relay 4 Move toggle switch to the ICE position 5 The compressor start winding should energize for less than 1 second Continued high amperage draw could indicate Low incoming power supply Check voltage at compressor start up when load is greatest Defective relay Defective capacitor Defective compressor 6 Verify voltage and replace all start components 7 If all of...

Страница 191: ...n discharge pressure CHECK PROCEDURE 1 Verify fan motor windings are not open or grounded and fan spins freely 2 Connect manifold gauges to ice machine 3 Hook voltmeter in parallel across the fan cycle control leaving wires attached 4 Refer to chart below Specifications Model Cut In Close Cut Out Open QF800 QC700 250 5 1723 kPa 34 17 23 bar 34 200 5 1517 kPa 34 15 17 bar 34 FCC Setpoint Reading Sh...

Страница 192: ...ve maintains the freeze cycle discharge pressure CHECK PROCEDURE 1 Determine if the head pressure is high or low refer to Operational Pressure Charts 2 Verify the condenser water meets specifications 3 Adjust valve to increase or decrease discharge pressure 4 If the valve will not maintain the correct discharge pressure clean or replace as needed ...

Страница 193: ...re may fluctuate up and down and generally settles out within the first 6 minutes of the freeze cycle At ambient temperatures of approximately 70 F 21 C or above refrigerant flows through the condenser to the receiver inlet At temperatures below this or at higher temperatures if it is raining the head pressure controls nitrogen dome charge starts to modulate closes the condenser port and opens the...

Страница 194: ...C the headmaster fails to bypass and the ice machine malfunctions Rinsing the condenser with cool water during the freeze cycle will simulate lower ambient conditions Freeze Cycle Headmaster Control Valve Failure List Symptom Probable Cause Corrective Measure Valve not maintaining pressures Non approved valve Install a Manitowoc Headmaster control valve with proper setting Discharge pressure extre...

Страница 195: ...d regulations Make these connections Suction side of the compressor through the suction service valve Discharge side of the compressor through the discharge service valve Important Manitowoc Ice Inc assumes no responsibility for the use of contaminated refrigerant Damage resulting from the use of contaminated refrigerant is the sole responsibility of the servicing company Important Replace the liq...

Страница 196: ...nstructions B Evacuation prior to recharging Pull the system down to 250 microns Then allow the pump to run for an additional half hour Turn off the pump and perform a standing vacuum leak check NOTE Check for leaks using a halide or electronic leak detector after charging the ice machine 4 Follow the Charging Procedures on the next page RECOVERY EVACUATION CONNECTIONS OPEN OPEN VACUUM PUMP RECOVE...

Страница 197: ...d the proper refrigerant charge shown on nameplate through the discharge access valve 5 Let the system settle for 2 to 3 minutes 6 Place the toggle switch in the ICE position Important The charge is critical on all Manitowoc ice machines Use a scale to ensure the proper charge is installed MANIFOLD SET LOW SIDE ACCESS VALVE CLOSED OPEN CLOSED OPEN REFRIGERANT CYLINDER VACUUM PUMP RECOVERY UNIT HIG...

Страница 198: ...disconnecting the charging hoses A Run the ice machine in the Freeze cycle B Remove the quick disconnect fitting from the high side access valve at the ice machine C Open the low side service valve at the ice machine D Open the high and low side valves on the manifold gauge set Any refrigerant in the lines will be pulled into the low side of the system E Allow the pressures to equalize while the i...

Страница 199: ... Ice Inc assumes no responsibility for the use of contaminated refrigerant Damage resulting from the use of contaminated refrigerant is the sole responsibility of the servicing company Important Replace the liquid line drier before evacuating and recharging Use only a Manitowoc OEM liquid line filter drier to prevent voiding the warranty Warning Recovery Evacuation requires connections at three po...

Страница 200: ...overy or evacuation A Recovery Operate the recovery unit as directed by the manufacturer s instructions B Evacuation prior to recharging Evacuate to 500 microns Then allow the pump to run for an additional hour Turn off the pump and perform a standing vacuum leak check 6 Refer to Charging Procedures Warning The receiver service valve located in the ice machine head section must be accessed during ...

Страница 201: ...e port Compressor damage can result 5 Ensure all vapor in charging hoses is drawn into the low side of the system then disconnect the manifold gauges 6 Run the ice machine in freeze cycle 7 Close the receiver service valve in the ice machine head section 8 Disconnect the manifold gauge set from the liquid line shut off valve 9 Open the high and low side valves on the manifold gauge set Any refrige...

Страница 202: ...agnostic tool These devices sample refrigerant eliminating the need to take an oil sample Follow the manufacturer s directions If a refrigerant test kit indicates harmful levels of contamination or if a test kit is not available inspect the compressor oil 1 Remove the refrigerant charge from the ice machine 2 Remove the compressor from the system 3 Check the odor and appearance of the oil 4 Inspec...

Страница 203: ... shows contamination Leak in water cooled condenser No burnout deposits in open compressor lines Mild contamination cleanup procedure Mild Compressor Burnout symptoms Oil appears clean but smells acrid Refrigeration test kit or acid oil test shows harmful acid content No burnout deposits in open compressor lines Mild contamination cleanup procedure Severe Compressor Burnout symptoms Oil is discolo...

Страница 204: ...0 microns Break the vacuum with dry nitrogen and sweep the system Pressurize to a minimum of 5 psig 35 kPa 35 bar B Pull vacuum to 500 microns Break the vacuum with dry nitrogen and sweep the system Pressurize to a minimum of 5 psig 35 kPa 35 bar C Change the vacuum pump oil D Pull vacuum to 500 microns Run the vacuum pump for 1 2 hour on self contained models 1 hour on remotes NOTE You may perfor...

Страница 205: ...ipe away any burnout deposits from suction and discharge lines at compressor 5 Sweep through the open system with dry nitrogen 6 Install a new compressor and new start components 7 Install a suction line filter drier with acid and moisture removal capability Place the filter drier as close to the compressor as possible 8 Install an access valve at the inlet of the suction line drier 9 Install a ne...

Страница 206: ...ke a preliminary leak check You should use an electronic leak detector after system charging to be sure there are no leaks 11 Charge the system with the proper refrigerant to the nameplate charge 12 Operate the ice machine for one hour Then check the pressure drop across the suction line filter drier A If the pressure drop is less than 1 psig 7 kPa 7 bar the filter drier should be adequate for com...

Страница 207: ...r from the pressure control as feasible See the figure on next page Clamp down on the tubing until the pinch off is complete 3 Cut the tubing of the defective component with a small tubing cutter 4 Solder the replacement component in place Allow the solder joint to cool 5 Remove the pinch off tool 6 Re round the tubing Position the flattened tubing in the proper hole in the pinch off tool Tighten ...

Страница 208: ...208 Part Number 80 1230 9 10 10 SV1406 FIG A PINCHING OFF TUBING FIG B RE ROUNDING TUBING USING PINCH OFF TOOL ...

Страница 209: ...Part Number 80 1230 9 10 10 209 This Page Intentionally Left Blank ...

Страница 210: ... reservoir cover float valve water reservoir ice chute and drain tubing refer to Component Removal 3 Remove bolts securing foundation coupling to gear motor assembly 4 Lift evaporator and rest on top of foundation coupling 5 Disconnect line voltage wiring at motor Molex connector 6 Remove two screws holding motor speed sensor and remove sensor 7 Remove coupling spline hub and keyway from gear moto...

Страница 211: ...Part Number 80 1230 9 10 10 211 8 6 9 3 ...

Страница 212: ...water reservoir cover float valve water reservoir ice chute and drain tubing refer to Component Removal 3 Remove bolts securing foundation coupling to gear motor assembly 4 Lift evaporator and rest on top of foundation coupling 5 Disconnect line voltage wiring at motor Molex connector 6 Remove two screws holding motor speed sensor and remove sensor 7 Remove bolts securing gear motor assembly mount...

Страница 213: ...Part Number 80 1230 9 10 10 213 3 6 7 8 ...

Страница 214: ...porator 2 Remove reservoir retaining pin water reservoir ice chute and drain tubing refer to Component Removal 3 Remove bolts securing foundation coupling to base 4 Lift and support evaporator evaporator weighs 80 lbs 5 Remove gear motor drip shield and disconnect line voltage wiring at motor Molex connector 6 Remove two screws holding motor speed sensor and remove sensor 7 Remove bolts securing g...

Страница 215: ...Part Number 80 1230 9 10 10 215 3 7 6 8 ...

Страница 216: ... is required for disassembly reassembly The tool is used for bearing removal proper seating of bearings and water seal IDENTIFYING CORRECT KIT The augers inside of the evaporators are stamped with a letter the letter indicates the date A 2000 B 2001 C 2002 etc Remove the top cap on the auger and wipe off the grease to see the stamped letter Use the chart below to determine the proper kit Re Build ...

Страница 217: ...ed parts shown in drawing are included in the re build kit Key Stock Evaporator Top Cap Top Bearing Snap Ring Top Bearing Top Seal Run Out Collar Water Seal Snap Ring Bearing Snap Ring Water Seal Bottom Shaft Seal Stamp Location Auger optional Bottom Cap Auger Snap Ring ...

Страница 218: ...oden 2 x 4 on floor and tap auger shaft on 2 x 4 5 Remove run out collar remove from bottom or run out collar will be on the auger 6 Remove bottom shaft seal 7 Remove lower bearing snap ring QF2300 Only also remove bearing shim 8 Drive out bottom bearing QF2300 Only also drive out second bearing shim with bearing removal tool top to bottom 9 Remove water seal snap ring 10 Remove water seal top to ...

Страница 219: ...nd paper The cutting head self cleans due to ice shear emery cloth will dull the cutting edge Sand the auger with emery cloth until all scale is removed Evaporator Barrel Cleaning Assemble wheel stack on mandrel Drill and shaft extension are required Use speeds less than 200 RPM slower better Keep moving up and down do not stop in one spot Scotch Brite Disc for Cleaning Disc is larger than inside ...

Страница 220: ...ool to apply even pressure 9 Install water seal snap ring use special tool to compress seal and seat snap ring 10 Bottom bearing assembly QF2300 Only one bearing shim must be installed before bearing Roller thrust bearing is directional Imprinted text on bearing race must face down towards bottom of evaporator The wider of the two races must face up towards the evaporator 11 Hand pack bearing in g...

Страница 221: ...0 1230 9 10 10 221 18 Evacuate and recharge 19 Torque foundation bolts to 195 205 inch lbs 20 Reassembly components removed in Step 2 of Remove Evaporator 21 Reconnect power and water supply 22 Test run ice machine ...

Страница 222: ...onnect power to the ice machine 2 Remove water level probes water reservoir cover float valve water reservoir ice chute and drain tubing refer to Component Removal 3 Recover refrigerant and disconnect refrigeration tubing from evaporator 4 Remove foundation coupling bolts 5 Lift evaporator out of foundation coupling and remove from ice machine 6 Remove spline hub and keyway from evaporator 7 After...

Страница 223: ...Part Number 80 1230 9 10 10 223 4 ...

Страница 224: ...isconnect power to the ice machine 2 Remove water level probes water reservoir cover float valve water reservoir ice chute and drain tubing refer to Component Removal 3 Recover refrigerant and disconnect refrigeration tubing from evaporator 4 Remove foundation coupling bolts 5 Lift evaporator out of foundation coupling and remove from ice machine 6 Remove spline hub and keyway from evaporator 7 Af...

Страница 225: ...Part Number 80 1230 9 10 10 225 4 ...

Страница 226: ...ice machine and drain all water from the reservoir and evaporator 2 Remove reservoir retaining pin water reservoir ice chute and drain tubing refer to Component Removal 3 Recover refrigerant and disconnect refrigeration tubing from evaporator 4 Remove foundation coupling bolts 5 Lift evaporator out of foundation coupling and remove from ice machine 6 Remove spline hub and keyway from evaporator 8 ...

Страница 227: ...Part Number 80 1230 9 10 10 227 4 ...

Страница 228: ...228 Part Number 80 1230 9 10 10 ...

Страница 229: ...N CYCLE CONTROL Self Contained Air Cooled Models Only HIGH PRESSURE CUTOUT HPCO CONTROL TORQUE VALUES Model Cut In Close Cut Out Open QF800 QC700 250 5 1723 kPa 34 17 23 bar 34 200 5 1517 kPa 34 15 17 bar 34 Cut Out Cut In 450 psig 10 3103 kPa 69 31 bar 69 Automatic Reset Must be below 300 psig 2068 kPa 20 68 bar to reset Location Inch Pounds Set Screws M24 Coupling 5 20 10 24 Evap to Foundation 6...

Страница 230: ...The size of the filter drier is important The refrigerant charge is critical Using an improperly sized filter drier will cause the ice machine to be improperly charged with refrigerant Listed below is the recommended OEM field replacement drier Model 115V 230V SN012 SN020 25 2 21 1 QF0400 8 3 8 9 QF0800 QC0700 15 QF2200 QF2300 11 6 SF0400 SN0450 SF0600 SN0650 SF0900 SN0950 SF0900C SN0950C SF1200 S...

Страница 231: ...o allow pressure drop readings to be obtained QF2200 RFC2085 and QF2300 RFC2385 Contact your local Manitowoc Distributor for a suction filter capable of cleaning the system The clean up filter drier must have a minimum nominal capacity of 3 hp After clean up is complete See System Contamination Cleanup remove clean up filter drier and replace with new suction filter Model Drier Size End Connection...

Страница 232: ...SN20A 10 oz 284 g QF400A Refer to Serial Plate SF400A 12 oz 340 g SN450A 10 oz 284 g SF400W SN450W 14 oz 397 g SF600A 14 oz 397 g SN650A 17 oz 482 g SF600W 12 oz 340 g SN650W 16 oz 454 g SF600N SN650N 5 5 lbs 2 5 kg QF800A QC700A 20 oz 567 g QF800W QC700W 16 oz 454 g SF900A SN950A 2 5 lbs 1 1 kg SF900W SN950W 15 oz 425 g SF900C SN950C 9 75 lbs 4 4 kg SF1200A SN1250A 4 125 lbs 2 1 kg SF1200W SN1250...

Страница 233: ...e chart are considered normal This is due to variances in water and air temperature Actual temperatures will seldom match the chart exactly Zero out manifold gauge set before obtaining pressure readings to avoid misdiagnosis Discharge and suction pressure are highest at the beginning of the cycle Allow system to stabilize then verify the pressures are within the range indicated All pressure readin...

Страница 234: ...e Entering Condenser F C Water Temperature F C 50 10 70 21 90 32 50 10 325 300 280 70 21 300 275 255 80 27 265 250 230 90 32 240 225 210 100 38 210 195 185 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 170 180 29 32 70 21 225 245 33 37 90 32 295 315 38 44 100 38 335 350 41 47 110 43 375 400 47 52 ...

Страница 235: ...ON Air Temperature Entering Condenser F C Water Temperature F C 50 10 70 21 90 32 70 21 395 360 335 80 27 375 320 300 90 32 335 300 270 100 38 295 250 240 110 43 255 230 225 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 160 180 27 29 70 21 210 235 32 35 80 27 250 295 34 39 90 32 285 315 37 41 100 38 320 360 40 46 110 43 370 4...

Страница 236: ...re Entering Condenser F C Water Temperature F C 50 10 70 21 90 32 70 21 410 385 360 80 27 390 365 335 90 32 375 345 315 100 38 360 325 290 110 43 345 305 270 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 160 200 38 42 60 16 190 230 41 46 70 21 210 250 43 48 80 27 220 280 44 49 90 32 300 345 45 50 100 38 325 390 48 53 110 43 3...

Страница 237: ...ndenser F C Water Temperature F C 50 10 70 21 90 32 70 21 430 385 345 80 27 385 350 315 90 32 340 330 290 100 38 290 280 265 110 43 250 245 240 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 130 200 30 34 70 21 190 250 35 40 80 27 285 310 35 41 90 32 285 320 36 42 100 38 300 345 38 46 110 43 130 200 30 34 ...

Страница 238: ... 10 70 21 90 32 70 21 420 380 340 80 27 415 375 335 90 32 410 370 330 100 38 405 365 325 110 43 400 360 320 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 225 235 33 37 70 21 225 235 33 37 90 32 225 235 33 37 100 38 225 235 33 38 110 43 225 235 34 40 Air Temp Around Ice Machine F C Water Temperature F C 50 10 70 21 90 32 90 32...

Страница 239: ...ndenser F C Water Temperature F C 50 10 70 21 90 32 70 21 480 435 390 80 27 440 400 360 90 32 400 360 335 100 38 360 330 305 110 43 320 300 280 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 130 200 30 34 70 21 190 250 35 40 80 27 250 295 35 41 90 32 285 310 35 41 100 38 285 320 36 42 110 43 300 345 38 46 ...

Страница 240: ...Around Ice Machine F C Water Temperature F C 50 10 70 21 90 32 70 21 480 435 385 80 27 475 430 380 90 32 470 420 375 100 38 465 415 370 110 43 460 410 365 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 225 235 33 37 70 21 225 235 33 37 90 32 225 235 33 37 100 38 225 235 33 38 110 43 225 235 34 40 ...

Страница 241: ...ndenser F C Water Temperature F C 50 10 70 21 90 32 70 21 670 610 550 80 27 610 555 505 90 32 550 505 460 100 38 490 450 415 110 43 670 610 550 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 120 140 26 28 70 21 220 270 32 35 80 27 240 275 35 38 90 32 255 290 37 39 100 38 300 340 38 44 110 43 330 360 43 48 ...

Страница 242: ...90 32 70 21 640 560 485 80 27 635 555 475 90 32 630 550 470 100 38 630 545 460 110 43 625 540 455 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 225 235 33 36 70 21 225 235 33 36 80 27 225 240 33 37 90 32 225 250 34 37 100 38 225 255 34 38 110 43 225 260 34 38 Air Temp Around Ice Machine F C Water Temperature F C 50 10 70 21 9...

Страница 243: ...perature F C 50 10 70 21 90 32 20 to 70 29 to 21 630 575 525 80 27 605 555 505 90 32 580 550 485 100 38 560 510 465 110 43 435 490 445 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 215 225 30 35 70 21 220 250 32 36 80 27 240 275 32 37 90 32 250 280 34 38 100 38 290 310 34 39 110 43 320 345 35 40 JC0495 Condenser...

Страница 244: ...ndenser F C Water Temperature F C 50 10 70 21 90 32 70 21 730 670 615 80 27 680 620 570 90 32 620 565 520 100 38 570 520 475 110 43 515 470 430 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 120 140 26 28 70 21 220 270 32 35 80 27 240 275 35 38 90 32 255 290 37 39 100 38 300 340 38 44 110 43 330 360 43 48 ...

Страница 245: ...90 32 70 21 690 620 545 80 27 680 610 540 90 32 675 600 535 100 38 670 600 530 110 43 660 595 525 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 220 250 33 36 70 21 220 250 33 36 80 27 220 250 33 37 90 32 225 250 34 37 100 38 225 255 34 38 110 43 225 260 34 38 Air Temp Around Ice Machine F C Water Temperature F C 50 10 70 21 9...

Страница 246: ...ure F C 50 10 70 21 90 32 20 to 70 29 to 21 690 600 535 80 27 640 580 515 90 32 615 585 500 100 38 600 540 480 110 43 575 520 460 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 215 225 30 35 70 21 220 250 32 36 80 27 240 275 32 37 90 32 250 280 34 38 100 38 290 310 34 39 110 43 320 345 35 40 JC0495 Condenser ...

Страница 247: ...ntering Condenser F C Water Temperature F C 50 10 70 21 90 32 70 21 710 710 710 80 27 710 710 710 90 32 710 710 700 100 38 710 710 670 110 43 710 670 630 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 70 21 200 235 18 22 80 27 250 320 20 26 90 32 270 340 23 29 100 38 320 350 26 34 110 43 360 400 29 41 ...

Страница 248: ...Entering Condenser F C Water Temperature F C 50 10 70 21 90 32 70 21 710 695 655 80 27 710 695 655 90 32 700 685 630 100 38 690 675 615 110 43 670 660 600 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 70 21 225 235 18 22 80 27 225 235 20 26 90 32 225 240 23 29 100 38 230 245 26 34 110 43 230 250 29 41 ...

Страница 249: ...ntering Condenser F C Water Temperature F C 50 10 70 21 90 32 70 21 760 750 740 80 27 760 750 710 90 32 760 740 680 100 38 760 700 660 110 43 730 670 610 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 70 21 220 235 18 22 80 27 250 320 20 26 90 32 270 340 23 29 100 38 320 350 26 34 110 43 360 400 29 41 ...

Страница 250: ...Entering Condenser F C Water Temperature F C 50 10 70 21 90 32 70 21 780 760 725 80 27 780 760 725 90 32 770 750 700 100 38 760 740 670 110 43 740 730 660 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 70 21 225 235 18 22 80 27 225 235 20 26 90 32 225 240 23 29 100 38 230 245 26 34 110 43 230 250 29 41 ...

Страница 251: ...PRODUCTION Air Temperature Entering Condenser F C Water Temperature F C 50 10 70 21 70 21 935 90 32 745 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 230 250 30 34 70 21 240 260 31 35 80 27 250 280 32 38 90 32 280 310 36 42 100 38 340 390 38 44 110 43 350 410 39 46 ...

Страница 252: ...0 70 21 70 21 975 NA 90 32 NA 845 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 220 225 30 32 70 21 220 225 30 33 80 26 220 225 30 34 90 32 220 225 31 34 100 38 225 235 32 35 110 43 230 240 33 36 Air Temp Around Ice Machine 90 F 32 C Water Temperature F C1 1 Water regulating valve set to maintain 220 PSIG discharge pressure 5...

Страница 253: ... Air Temperature Entering Condenser F C Water Temperature F C 50 10 70 21 70 21 955 NA 90 32 NA 810 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 210 220 29 32 70 21 240 260 33 40 80 27 240 270 33 41 90 32 250 275 34 42 100 38 315 330 38 44 110 43 320 350 39 45 ...

Страница 254: ...denser F C Water Temperature F C 50 10 70 21 90 32 70 21 970 870 775 80 27 885 800 715 90 32 805 765 650 100 38 720 655 590 110 43 640 585 530 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 220 250 34 38 70 21 220 250 34 38 80 27 250 300 36 40 90 32 280 310 38 42 100 38 320 380 38 44 110 43 330 400 38 45 ...

Страница 255: ...1030 900 765 90 32 1025 900 760 100 38 1015 885 755 110 43 1005 875 750 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 220 250 33 36 70 21 220 250 33 36 80 27 220 250 33 37 90 32 225 250 34 37 100 38 225 255 34 39 110 43 225 260 35 40 Air Temp Around Ice Machine 90 F 32 C Water Temperature F C1 1 Water regulating valve set to ...

Страница 256: ...ser F C Water Temperature F C 50 10 70 21 90 32 70 21 1015 920 825 80 27 970 880 795 90 32 925 880 765 100 38 875 805 735 110 43 830 770 710 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 215 225 28 35 70 21 220 250 32 36 80 27 240 275 32 37 90 32 250 280 34 38 100 38 320 380 36 43 110 43 350 400 38 45 ...

Страница 257: ...DUCTION Air Temperature Entering Condenser F C Water Temperature F C 50 10 70 21 70 21 1220 NA 90 32 NA 1020 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 235 250 31 35 70 21 240 260 32 36 80 27 250 275 33 38 90 32 275 300 35 40 100 38 350 375 40 47 110 43 365 385 42 48 ...

Страница 258: ...0 70 21 70 21 1270 NA 90 32 NA 1105 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 225 230 30 32 70 21 225 230 30 33 80 27 225 230 31 33 90 32 225 230 31 33 100 38 230 235 31 34 110 43 230 240 31 34 Air Temp Around Ice Machine 90 F 32 C Water Temperature F C1 1 Water regulating valve set to maintain 220 PSIG discharge pressure...

Страница 259: ... Air Temperature Entering Condenser F C Water Temperature F C 50 10 70 21 70 21 1220 NA 90 32 NA 1025 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 220 230 28 30 70 21 250 270 30 36 80 27 250 270 30 36 90 32 250 275 32 38 100 38 300 330 34 40 110 43 315 340 36 42 ...

Страница 260: ...DUCTION Air Temperature Entering Condenser F C Water Temperature F C 50 10 70 21 70 21 1285 NA 90 32 NA 1110 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 230 250 28 32 70 21 230 250 30 34 80 27 240 275 30 35 90 32 250 280 31 36 100 38 320 360 33 40 110 43 325 370 34 40 ...

Страница 261: ...0 70 21 70 21 1290 NA 90 32 NA 1160 OPERATING PRESSURES PSIG Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 10 225 230 30 32 70 21 225 230 30 33 80 27 225 230 31 33 90 32 225 230 31 33 100 38 230 235 31 34 110 43 230 240 31 34 Air Temp Around Ice Machine 90 F 32 C Water Temperature F C1 1 Water regulating valve set to maintain 220 PSIG discharge pressure...

Страница 262: ... Air Temperature Entering Condenser F C Water Temperature F C 50 10 70 21 70 21 1200 NA 90 32 NA 1020 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 220 230 28 30 70 21 250 270 30 36 80 27 260 280 30 36 90 32 270 290 32 38 100 38 315 340 36 42 110 43 330 390 38 44 ...

Страница 263: ... 21 90 32 70 21 2150 1980 1840 80 27 2050 1870 1750 90 32 1870 1750 1635 100 38 1650 1530 1410 110 43 1400 1300 1250 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 220 245 175 185 14 18 70 21 220 250 210 225 17 21 80 27 245 270 18 22 90 32 250 275 19 23 100 38 315 330 23 26 110 43 355 75 25 28 Headmaster Part Num...

Страница 264: ...er Temperature F C 50 10 70 21 90 32 70 21 2150 1980 1840 80 27 2050 1870 1750 90 32 1870 1750 1635 100 38 1650 1530 1410 110 43 1400 1300 1250 OPERATING PRESSURES PSIG Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 20 to 50F 29 to 10C 175 185 14 18 70 21 210 225 19 21 80 27 225 265 20 22 90 32 250 275 19 23 100 38 275 305 21 26 110 43 300 340 22 28 ...

Страница 265: ...he following symbols are used on all of the wiring diagrams Internal Compressor Overload Some models have external compressor overloads Fan Motor Run Capacitor Some models do not incorporate fan motor run capacitor Wire Number Designation The number is marked at each end of the wire Multi Pin Connection Electrical Box Side Compressor Compartment Side Warning Always disconnect power before working ...

Страница 266: ... 43 48 47 HIGH PRESSURE CUTOUT GEARMOTOR CONTACTOR COIL 46 GEARMOTOR RUN CAPACITOR RELAY K3 RELAY K4 RELAY K2 GROUND 10 AMP FUSE WATER VALVE DUMP SOLENOID 52 22 55 56 51 L1 T1 CONTACTOR CONTACTS 41 10 11 13 14 12 RUN START 44 COMPRESSOR START CAPACITOR 21 FAN MOTOR AIR COOLED SV3026 ICE CLEAN TOGGLE SWITCH WIRING 19 CONTROL BOARD CONNECTOR 20 23 OFF ...

Страница 267: ...L RELAY K1 RELAY K4 Gearmotor Run Capacitor 90 65 43 GEAR MOTOR S R 95 FUSE 46 Ground 21 25 RELAY K2 10 AMP RELAY K3 47 48 WATER VALVE DUMP VALVE 52 22 56 55 FAN MOTOR AIR COOLED FAN CYCLE CONTROL OVERLOAD 41 L1 T1 51 COMPRESSOR RUN CAPACITOR START CAPACITOR 49 44 61 45 31 62 CONTACTOR CONTACTS C1 C5 C2 COMPRESSOR POTENTIAL RELAY C 23 19 20 C4 Potential Relay RC Run Capacitor ICE OFF CLEAN RC C4 C...

Страница 268: ...CUTOUT CONTACTOR COIL RELAY K2 RELAY K1 RELAY K3 RELAY K4 10 AMP FUSE 23 90 95 65 46 21 43 22 GEARMOTOR RELAY GEAR MOTOR WATER VALVE DUMP VALVE 52 22 61 56 55 2 3 FAN MOTOR AIR COOLED FAN CYCLE CONTROL OVERLOAD COMPRESSOR RUN CAPACITOR START CAPACITOR COMPRESSOR POTENTIAL RELAY 41 49 42 44 61 45 31 62 T1 L1 CONTACTOR CONTACTS C1 C5 C2 SV3056 21 ICE OFF ON TOGGLE SWITCH WIRING 20 23 19 CONTROL BOAR...

Страница 269: ...eze Cycle Refer to Nameplate for Voltage Rating L2 43 GEAR MOTOR FAN MOTOR AIR ONLY 62 61 START CAPACITOR RUN CAPACITOR CONTACTOR CONTACTOR COIL 95 21 L1 T1 49 41 44 65 42 45 C2 C5 C1 C4 COMPRESSOR POTENTIAL RELAY FAN MOTOR AIR ONLY COMPRESSOR START COMPRESSOR RUN COMPRESSOR OVERLOAD COMMON 22 56 SV2005 ...

Страница 270: ...er to Nameplate for Voltage Rating GROUND RELAY K2 RELAY K1 RELAY K4 RELAY K3 10 AMP FUSE LIQUID LINE SOLENOID CENTRIFICAL SWITCH START RUN GEARMOTOR INTERNAL OVERLOAD WATER VALVE DUMP VALVE SV3012 54 53 65 52 22 51 56 55 21 ICE CLEAN TOGGLE SWITCH WIRING 19 CONTROL BOARD CONNECTOR 20 23 OFF ...

Страница 271: ...ycle Refer to Nameplate for Voltage Rating GROUND 94 74 96 95 L1 44 43 48 50 SV3014 46 49 45 47 COMPRESSOR CRANKCASE HEATER HIGH PRESSURE CUTOUT LOW PRESSURE CUTOUT CONTACTOR COIL RUN CAPACITOR L2 RUN CAPACITOR RELAY 2 5 1 S C R OVERLOAD FAN MOTOR CONTACTOR CONTACTS CONTACTOR CONTACTS START CAPACITOR ...

Страница 272: ... 60 3 Diagram Shown in Freeze Cycle Refer to Nameplate for Voltage Rating 94 74 96 95 SV3013 COMPRESSOR CRANKCASE HEATER HIGH PRESSURE CUTOUT LOW PRESSURE CUTOUT CONTACTOR COIL RUN CAPACITOR T1 T2 FAN MOTOR CONTACTOR CONTACTS T3 L2 L1 L3 L3 L1 GROUND L2 COMPRESSOR ...

Страница 273: ...OUND RELAY K2 RELAY K1 RELAY K4 RELAY K3 10 AMP FUSE LIQUID LINE SOLENOID CENTRIFICAL SWITCH START RUN GEARMOTOR INTERNAL OVERLOAD WATER VALVE DUMP VALVE SV2106 54 53 65 52 22 51 56 55 21 ICE CLEAN TOGGLE SWITCH WIRING 19 CONTROL BOARD CONNECTOR TOGGLE SWITCH EQUALIZATION SOLENOID 58 57 L2 L1 C1 C2 91 22 20 23 OFF TOGGLE SWITCH ...

Страница 274: ...ycle Refer to Nameplate for Voltage Rating GROUND 94 74 96 95 L1 44 43 48 50 SV2101 46 49 45 47 COMPRESSOR CRANKCASE HEATER HIGH PRESSURE CUTOUT CONTACTOR COIL RUN CAPACITOR L2 RUN CAPACITOR RELAY 2 5 1 S C R OVERLOAD FAN MOTOR CONTACTOR CONTACTS CONTACTOR CONTACTS START CAPACITOR 85 C1 C2 COMPRESSOR ...

Страница 275: ...NG UNIT 208 230 60 3 Diagram Shown in Freeze Cycle Refer to Nameplate for Voltage Rating 94 74 96 95 SV2108 COMPRESSOR CRANKCASE HEATER HIGH PRESSURE CUTOUT CONTACTOR COIL RUN CAPACITOR T1 T2 FAN MOTOR CONTACTOR CONTACTS T3 L2 L1 L3 L3 L1 GROUND L2 COMPRESSOR C2 C1 ...

Страница 276: ...GRN CLEAN YEL MAINT RED WATER OK GRN BLUE LED HES 1 HES 2 FLOAT SW TOGGLE SWITCH M EVAP GEAR MOTOR COMP CONTACTOR COIL CR A C E L1 L3 HALL EFFECT SWITCH ASSY ICE CLEAN OFF 2 1 6 66 65 CURRENT RELAY RUN CAP 22 59 60 58 57 54 56 52 55 51 46 21 FAN MOTOR 97 YEL WHT 96 41 45 95 90 39 67 68 69 L2 or N LEVER ACTIVATED SWITCH 21 BK B K RED SEE BREAKOUT FOR TOUCHLESS SENSING OPTION TOUCHLESS CONTROL 49 50...

Страница 277: ...RE WORKING ON ELECTRICAL CIRCUITRY RUN CAP TOP VIEW TOP VIEW GEAR MOTOR CONTACTS GEAR MOTOR COMPRESSOR CONTACTS RED BROWN WHITE BLUE COMPRESSOR TERMINAL LAYOUT VIEWED FROM END OF COMPRESSOR RUN CAPACITOR COMPRESSOR POTENTIAL RELAY OVERLOAD INTERNAL 230V 50 60 HZ REMOTE FAN MOTOR GEAR MOTOR COIL COMP CONTACTOR COIL ICE OFF CLEAN BLUE LED HALL EFFECT SWITCH ASSY NUGGET RED FLAKER RED HES 1 GRN HES 2...

Страница 278: ... MODEL FLAKE NUGGET CONTROL BOARDS NUGGET RED FLAKER RED HES1 GRN HES2 GRN CLEAN YEL MAINT RED WATER OK GRN BLUE LED HES 1 HES 2 FLOAT SW TOGGLE SWITCH HALL EFFECT SWITCH ASSY ICE CLEAN OFF 2 1 6 66 65 67 68 69 B K RED AC LINE VOLTAGE ELECTRICAL PLUG MAIN FUSE ...

Страница 279: ... closed the light is on 4 HES 2 Green works in conjunction with the Hall Effect Switch 2 When the ice damper is closed the light is on 5 Clean Yellow indicates the unit is in a clean sequence 6 Maint Red indicates that maintenance is required Only used when configured for nugget 7 Water Energizes when the water level in the reservoir closes raises the float switch De energizes when the float switc...

Страница 280: ...GHT COMPRESSOR LIGHT WATER SOLENOID LIGHT WATER LEVEL LIGHT DUMP VALVE LIGHT SPEED LIGHT GEAR MOTOR LIGHT YELLOW GREEN GREEN RED RED GREEN RED GREEN RED MAIN FUSE WATER LEVEL SENSOR BIN LEVEL SENSOR TEMPERATURE SENSOR MOTOR SPEED SENSOR TOGGLE SWITCH 21 23 19 ICE OFF CLEAN AC LINE VOLTAGE ELECTRICAL PLUG SV2034 ...

Страница 281: ...Part Number 80 1230 9 10 10 281 Refrigeration Tubing Schematics QF0400 QC0700 QF0800 Air Water Cooled EXPANSION VALVE EVAPORATOR DRIER CONDENSER AIR OR WATER COMPRESSOR SV3082 RECEIVER QF0400 ONLY ...

Страница 282: ...ed EVAPORATOR DRIER CONDENSER COMPRESSOR SUCTION LINE FILTER TXV LLSV HEAD PRESSURE CONTROL VALVE HEAT EXCHANGER RECEIVER SERVICE VALVE RECEIVER CHECK VALVE LIQUID LINE SHUT OFF VALVE SUCTION SHUT OFF VALVE SUCTION TRAP REQUIRED WHEN RISE IS OVER 20 SV3015 ...

Страница 283: ...ed EVAPORATOR DRIER CONDENSER COMPRESSOR SUCTION LINE FILTER TXV LLSV HEAD PRESSURE CONTROL VALVE RECEIVER SERVICE VALVE RECEIVER CHECK VALVE LIQUID LINE SHUT OFF VALVE SUCTION SHUT OFF VALVE SUCTION TRAP REQUIRED WHEN RISE IS OVER 20 EQUALIZATION VALVE SUCTION ACCUMULATOR SV2105 ...

Страница 284: ...284 Part Number 80 1230 9 10 10 SN012 SN020 DRIER EXPANSION VALVE EVAPORATOR HEAT EXCHANGER COMPRESSOR AIR CONDENSER ...

Страница 285: ...Part Number 80 1230 9 10 10 285 SF0400 SN0450 SF0600 SN0650 Evaporator Expansion Valve Liquid Line Solenoid V alve Drier Air Condenser Compressor ...

Страница 286: ...286 Part Number 80 1230 9 10 10 SF0900 SN0950 SF1200 SN1250 Air Cooled Evaporator Expansion Valve Liquid Line Solenoid V alve Drier Receiver Air Condenser Compressor HeadPressu re Control V alve C D R ...

Страница 287: ...umber 80 1230 9 10 10 287 SF0600 SN0650 Remote Air Cooled RECEIVER COMPRESSOR EVAPORATOR CONDENSER HEAD PRESSURE CONTROL CHECK VALVE CHECK VALVE HEAT EXCHANGER TXV LIQUID LINE DRIER LIQUIDLINE SOLENOID VALVE ...

Страница 288: ...288 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 289: ...Part Number 80 1230 9 10 10 289 This Page Intentionally Left Blank ...

Страница 290: ...290 Part Number 80 1230 9 10 10 This Page Intentionally Left Blank ...

Страница 291: ......

Страница 292: ...owoc Manitowoc Foodservice 2110 South 26th Street P O Box 1720 Manitowoc WI 54221 1720 USA Ph 920 682 0161 Fax 920 683 7589 Visit us online at www manitowocfsg com 2008 Manitowoc Part Number 80 1230 9 10 10 ...

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