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124

Part Number 000015433_03 5/20

RFF2500A AIR-COOLED

Refer to Nameplate for Voltage Rating
Connections
• A & B connect to a remote panel when used - Jumper

must be removed when remote panel is used

• C & D energize a remote alarm indication when used

241142_02

See page 145 for compressor start component wiring.

Содержание RFF

Страница 1: ...Part Number 000015433_03 5 20 Flake Nugget Models RFF UFF RNF UNF Ice Machines Technician s Handbook Engineered for Ease ...

Страница 2: ......

Страница 3: ...ntact information for service agents in your area This equipment contains high voltage electricity and refrigerant charge Installation and repairs are to be performed by properly trained technicians aware of the dangers of dealing with high voltage electricity and refrigerant under pressure The technician must also be certified in proper refrigerant handling and servicing procedures All lockout an...

Страница 4: ...the disconnect means to satisfy local codes Refer to rating plate for proper voltage This appliance must be grounded This equipment must be positioned so that the plug is accessible unless other means for disconnection from the power supply e g circuit breaker or disconnect switch is provided Check all wiring connections including factory terminals before operation Connections can become loose dur...

Страница 5: ...eight of the equipment and product Additionally the equipment must be level side to side and front to back Remove all removable panels before lifting and installing and use appropriate safety equipment during installation and servicing Two or more people are required to lift or move this appliance to prevent tipping and or injury Do not damage the refrigeration circuit when installing maintaining ...

Страница 6: ...Read this manual thoroughly before operating installing or performing maintenance on the equipment Failure to follow instructions in this manual can cause property damage injury or death Crush Pinch Hazard Keep hands clear of moving components Components can move without warning unless power is disconnected and all potential energy is removed Moisture collecting on the floor will create a slippery...

Страница 7: ... chemicals rubber gloves and eye protection and or face shield must be worn DANGER Do not operate equipment that has been misused abused neglected damaged or altered modified from that of original manufactured specifications This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have ...

Страница 8: ... or combustible cleaning solutions for cleaning All covers and access panels must be in place and properly secured when operating this equipment Risk of fire shock All minimum clearances must be maintained Do not obstruct vents or openings Failure to disconnect power at the main power supply disconnect could result in serious injury or death The power switch DOES NOT disconnect all incoming power ...

Страница 9: ... Serial Number 17 Manitowoc Cleaner Descaler and Sanitizer 18 Installation Installation Requirements 19 Potable Water Requirements 20 Drain Connections 20 Ice Machine Clearance Requirements 21 Cooling Tower Applications 21 Electrical Service 22 Voltage 22 Fuse Circuit Breaker 22 Ground Fault Interrupter Circuit GFIC 22 Maximum Breaker Minimum Circuit Amperage Chart 23 RFF RNF UFF UNF Air cooled Mo...

Страница 10: ...dure for Heavily Scaled Ice Machines 30 Cleaning the Air filter and Condenser 32 Removal from Service Winterization 33 Sequence of Operation Ice Making Sequence of Operation 35 UFF0200 UFF0350 UNF0200 UNF0300 Operation 35 RFF0320 RNF0320 Operation 35 RNF0620 RFF0620 RNF1100 RFF1300 RFF2500 Operation 36 RNF1020C RFF1220C RNF2000C RFF2200C 37 Thermostat Settings 39 ...

Страница 11: ...Self Contained Air Cooled 53 Rotation Sensor Operation 53 RNF1020C RFF1220C Troubleshooting 59 QuietQube Remote Air cooled Models with Remote Condensing Unit 59 RFF2500 Troubleshooting 66 Self Contained Air Cooled 66 Rotation Sensor Operation 66 RNF2000C RFF2200C Troubleshooting 73 QuietQube Remote Air cooled Models with Remote Condensing Unit 73 Refrigeration Troubleshooting 81 Capillary Tube Mod...

Страница 12: ... 86 Total System Refrigerant Charge 87 Filter Driers 88 Suction Cleanup Filter Drier 88 Charts Ice Production Refrigerant Pressure 89 Flake Models 90 UFF200A 90 RFF0320A 91 UFF0350A 92 RFF0620A 93 RFF0620W 94 RFF1220C With RCUF1200 95 RFF1300A 96 RFF1300W 97 RFF2200C With RCUF2200 98 RFF2500A 99 Nugget Models 100 UNF0200A 100 UNF0300A 101 RNF0320A 102 RNF0620A 103 RNF0620W 104 RNF1020C With RCUF10...

Страница 13: ...F2200C QuietQube Head Section 122 RFF2500A Air Cooled 124 Nugget Models 126 UNF0200A UNF0300A Air Cooled 126 RNF0320A Air Cooled 128 RNF0620A Air Cooled 130 RNF0620W Water Cooled 132 RNF1020C QuietQube Head Section 134 RNF1100A Air Cooled 136 RNF1100W Water cooled 138 Condensing Units 140 RCUF Condensing Unit 1ph 140 RCUF Condensing Unit 3ph 142 Compressor Start Component Wiring 144 UFF0200 UNF020...

Страница 14: ...ooled 148 RFF0620 RNF0620 RNF1100 Air Water cooled 149 RNF1020C QuietQube Head Section RCUF1000 Condensing Unit 150 RFF1220C RCUF1000 Condensing Unit 152 RNF2000C QuietQube Head Section RCUF2200 Condensing Unit 154 RFF2200C QuietQube Head Section RCUF2200 Condensing Unit 156 RFF1300 Air Water cooled 158 RFF2500 Air cooled 159 ...

Страница 15: ...r Cooled Modular Air Cooled Modular Water Cooled UFF0200A UFF0350A RFF0320A RFF0620A RFF0620W RFF1300A RFF1300W RFF2500A NUGGET AIR WATER COOLED MODELS Self Storage Air Cooled Self Storage Water Cooled Modular Air Cooled Modular Water Cooled UNF0200A UNF0300A UNF0300A RNF0320A RNF0620A RNF0620W RNF1100A RNF1100W General Information ...

Страница 16: ...nit RFF1220C RCUF1200 RFF2200C RCUF2200 Nugget Models QuietQube Head RCUF Remote Condensing Unit RNF1020C RCUF1000 RNF2000C RCUF2200 Ice Machine Heat of Rejection Series Ice Machine Heat of Rejection BTU Hour UFF0200 RFF0320 2400 UNF0200 2800 UNF0300 UFF0350 5000 RNF0320 3075 RFF0620 RNF0620 5200 RNF1100 RFF1300 7500 RFF2500 17000 ...

Страница 17: ...ANTY REGISTRATION CLAIM PROCEDURES Scan the QR code with your smart device or enter the link in a web browser to access Warranty registration Warranty information Warranty labor claim form WWW MANITOWOCICE COM SERVICE WARRANTY WARRANTY REGISTRATION Model Serial Number These numbers are required when requesting information from your local Manitowoc Distributor or Manitowoc Ice The model and serial ...

Страница 18: ...anitowoc Ice Machine Cleaner Descaler and Sanitizer are available in 16 oz 473 ml bottles These are the only cleaner and sanitizer approved for use with Manitowoc products Cleaner Descaler Part Number Sanitizer Part Number 16 oz 000000084 16 oz 9405653 1 gal N A 1 gal 9405813 ...

Страница 19: ...e location must not be near heat generating equipment or in direct sunlight The location must be capable of supporting 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 The ice machine and bin must be level Rou...

Страница 20: ...off valve is required to clean the ice machine A union for both the ice making and condenser water lines is required Water inlet lines require insulation to prevent condensation When local code requires a back flow preventer must be installed on the water inlet line Drain Connections Drain lines must have a 1 5 inch drop per 5 feet of run 2 5 cm per meter and must not create traps The floor drain ...

Страница 21: ...ot 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 and pressure drop through the condenser and water valves inlet and outlet when using a cooling tower on an ice machine Water entering the condenser must not be lower than 37 F 3 C or exceed 90 F 32 C Wa...

Страница 22: ...CUIT BREAKER A separate fuse circuit breaker must be provided for each ice machine Circuit breakers must be H A C R rated does not apply in Canada nWarning The ice machine must be grounded in accordance with national and local electrical codes GROUND FAULT INTERRUPTER CIRCUIT GFIC A GFCI GFI circuit protection is not recommended with our equipment If a GFCI GFI is required by code a GFCI GFI break...

Страница 23: ...e Phase Cycle Air Cooled Max Fuse Circuit Breaker Min Circuit Amps Total Circuit Amps UNF0200 115 1 60 15 Amp N A 7 5 UFF0200 115 1 60 15 Amp N A 7 5 UFF0350 115 1 60 15 Amp N A 10 0 UNF0300 115 1 60 15 Amp N A 10 0 RNF0320 115 1 60 20 Amp 12 8 RFF0320 115 1 60 20 Amp 12 8 RNF0620 115 1 60 25 Amp 16 3 RFF0620 115 1 60 25 Amp 16 3 RNF1100 208 230 1 60 20 Amp 14 2 RFF1300 208 230 1 60 20 Amp 12 5 RF...

Страница 24: ...RNF1020C 115 1 60 15 Amp 2 9 RFF1220C 208 230 1 60 15 Amp 1 4 RNF2000C 208 230 1 60 15 AMP 3 2 RFF2200C 208 230 1 60 15 Amp 3 2 RCUF QUIETQUBE MODEL CONDENSING UNITS Condensing Unit Voltage Phase Cycle Remote Air Cooled Max Fuse Circuit Breaker Total Circuit Amps RCUF1000 208 230 1 60 208 230 3 60 15 15 RCUF1200 208 230 1 60 208 230 3 60 15 15 RCUF2200 208 230 3 60 15 15 ...

Страница 25: ...n bottles before use nWarning Wear rubber gloves and safety goggles and or face shield when handling ice machine Cleaner or Sanitizer EXTERIOR CLEANING Remove dust and dirt off exterior surfaces with mild household dish washing detergent and warm water Wipe dry with a clean soft cloth DETAILED DESCALING AND SANITIZING PROCEDURE This procedure must be performed once every 6 months All ice must be r...

Страница 26: ...ition Step 2 Remove all ice from the bin Step 3 Turn off the ice making water supply and drain water from evaporator and reservoir Step 4 Remove the top cover from water reservoir Step 5 Follow the chart and premix cleaner and water Amount of Water Amount of Cleaner Descaler Part Number 000000084 1 gallon 4 Liters 3 ounces 90 ml Step 6 Fill the evaporator and reservoir with descaling solution Impo...

Страница 27: ... discontinue the cycle if the water float switch opens Step 8 After all of the descaler water solution has been added turn on the ice making water supply Continue the freeze cycle for 10 minutes to remove the solution from the water circuit Step 9 Place the toggle switch in the OFF position and turn off the ice making water supply Step 10 Remove the following components for hand descaling and sani...

Страница 28: ...sh or sponge to clean all disassembled components and the inside of the bin G Rinse all cleaned parts with clear potable water H Mix a solution of sanitizer and water Solution Type Water Mixed With Sanitizer 3 gal 11 L 2 oz 60 ml sanitizer Part Number 94 0565 3 I Use the sanitizer water solution and a sponge to sanitize all removed components and the inside of the bin Do not rinse the sanitized pa...

Страница 29: ...e the toggle switch to the ON position The ice machine will make ice with the sanitizer water solution and deposit the ice in the bin Add the remaining sanitizer water solution when the water level in the reservoir drops NOTE Do not allow the sanitizer water level to drop below the minimum water level The ice machine will discontinue the cycle if the water float switch opens Step 15 After all of t...

Страница 30: ...the evaporator Grinding noise from gearbox Ice machine trips speed sensor NOTE A Cleaning Sanitizing Procedure must be performed after this procedure Procedure to Clean Heavily Scaled Flake Ice Machines Step 1 Remove front and top covers and set the toggle switch to the OFF position Step 2 Remove all ice from the bin Step 3 Turn off the ice making water supply Step 4 Remove the top cover from wate...

Страница 31: ...0320 RNF0620 RFF0620 17 oz 500 ml 11 oz 325 ml 6 oz 177 ml RNF1020C RNF1100 RFF1220C RFF1300 34 oz 1 L 23 oz 680 ml 11 oz 325 ml RNF2000C RFF2200C RFF2500 68 oz 2 L 46 oz 1 3 L 22 oz 650 ml Step 6 Remove all water from the evaporator and water reservoir Add the entire descaler water solution and re install the reservoir cover Leave the descaler water solution in the evaporator for a minimum of 4 h...

Страница 32: ... and water solution 2 Shine a flashlight through the condenser to check for dirt between the fins Blow compressed air through the condenser fins from the inside or use a commercial condenser coil cleaner Follow the directions and cautions supplied with the cleaner 3 Straighten any bent condenser fins with a fin comb 4 Carefully wipe off the fan blades and motor with a soft cloth Do not bend the fa...

Страница 33: ...ranty Follow the procedure below 1 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 and drain water into container and discard 5 Make sure water is not trapped in any of the water or drain lines 6 Water cooled Use compress...

Страница 34: ...THIS PAGE INTENTIONALLY LEFT BLANK 34 Part Number 000015433_03 5 20 ...

Страница 35: ...el The freeze cycle ends when ice contacts the bin thermostat The ice machine will restart when ice no longer contacts the bin thermostat RFF0320 RNF0320 OPERATION When the toggle switch is placed in the ON position the following controls must be in the closed position before the ice machine will start A Bin Thermostat B Ice Chute Safety Switch C Low Water Level Switch D High Pressure Cut out Swit...

Страница 36: ...A Bin Thermostat B High Pressure Cut out Switch C Ice Chute Safety Switch D Low Pressure Switch E Low Water Level Switch Placing the toggle switch in the ON position starts the gear motor After 8 minutes of correct rotation the time delay ends and the compressor starts The ice machine will continue to make ice until ice contacts the bin thermostat The ice machine remains off until ice no longer co...

Страница 37: ... ends and the liquid line solenoid valve opens When the refrigerant pressure is high enough to close the low pressure control the contactor coil energizes and the compressor and condenser fan motor starts The ice machine will continue to make ice until ice contacts the bin thermostat and the liquid line solenoid valve closes and the refrigeration system pumps down The refrigerant pressure drops an...

Страница 38: ...due to variances in air and water temperatures Actual temperatures will seldom match the chart exactly 1 Run the ice machine a minimum of 10 minutes to allow the system to stabilize 2 Catch the ice in a non perforated container 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...

Страница 39: ... ice machine label as the initial setting and adjust as required Evaporator Low Temperature Safety Thermostat The evaporator low temperature safety thermostat protects the ice machine if the evaporator temperature is too cold Refer to chart for correct setting 1 2 3 4 5 6 7 1 2 3 4 5 6 7 Bin Thermostat Small Numbers Less ice in bin Large Numbers More ice in bin Start at Chart Setting then adjust a...

Страница 40: ...tting is indicated on control label and overrides information listed on this page Model Bin Thermostat Setting Evaporator Thermostat Setting UNF0200 5 6 UFF0200 5 5 UNF0300 5 6 RFF0320 3 7 RNF0320 5 6 UFF0350 5 7 RNF0620 2 RFF0620 3 RNF1020C 3 RNF1100 3 RFF1220C 3 RFF1300 3 RNF2000C 3 RFF2200C 3 RFF2500 3 ...

Страница 41: ...hart will quickly and easily eliminate non issues UFF0200 UFF0350 UNF0200 UNF0300 Troubleshooting SELF CONTAINED AIR COOLED Normal Operation When the toggle switch is placed in the ON position the following controls must be in the closed position before the ice machine will start A Bin Thermostat B Low Evaporator Temperature Thermostat C Low Water Level Switch NOTE Placing the toggle switch in the...

Страница 42: ...ower Supplied to Ice Machine Toggle Switch In ON Position Move Switch To ON Position Plug In Ice Machine Reset Breaker NO YES NO YES Electrical Flowchart UFF0200 UFF0350 UNF0200 UNF0300 AIR WATER Switch Illuminated NO YES Replace Switch ...

Страница 43: ...Allow To Warm And Retest Adjusting Closes Thermostat Verify New Setting Cycles Machine On Off Yes No No Yes Evaporator Safety Thermostat Closed NO Evaporator Cold Replace Thermostat Allow Evaporator To Warm And Retest Adjusting Closes Thermostat Verify New Setting Cycles Machine On Off Yes No No Yes YES YES RF0266 LPCO ...

Страница 44: ... Switch Closed YES YES NO Reservoir Full Of Water NO Restore Water Supply Replace Water Inlet Valve Power To Water Inlet Valve Yes Water Level Switch Closed No No Repair Wiring Yes YES Replace Switch or Float Assembly Replace Switch or Float Assembly ...

Страница 45: ...e To Compressor Relay Coil Gear Motor Runs NO YES NO YES Line Voltage To Gear motor Repair Wiring No Remove Auger From Evaporator Ice In Evaporator Gear Motor Runs Replace Gear Motor Yes No Rebuild Evaporator Thaw Evaporator Yes Yes No Replace Gear Motor Repair Wiring Yes No ...

Страница 46: ... Line Voltage To Compressor YES YES NO YES NO Verify Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Water cooled only Water Regulating Valve Functions Repair Wiring Replace Relay ...

Страница 47: ...stat B Ice Chute Safety Switch C Low Water Level Switch D High Pressure Cut out Switch E Low Pressure Cut Out Switch Placing the toggle switch in the ON position starts the gear motor and an 8 minute compressor time delay The compressor starts and the float valve controls the water inlet valve and water level The freeze cycle ends when ice contacts the bin thermostat The ice machine remains off un...

Страница 48: ...433_03 5 20 Power Supplied to Ice Machine Toggle Switch In ON Position Move Switch To ON Position Plug In Ice Machine Reset Breaker NO YES NO YES Electrical Flowchart RFF0320 RNF0320 Switch Illuminated NO YES Replace Switch ...

Страница 49: ... Warm And Retest Adjusting Closes Thermostat Verify New Setting Cycles Machine On Off Yes No No Yes Evaporator Cold Replace LPCO Allow Evaporator To Warm And Retest Refrigerant Pressure Below Cut out Repair Refrigerant Leak Evacuate Recharge Yes No No Yes Adjust Or Replace Actuator Ice Contacting Actuator Remove Ice And Retest Actuator Functions Replace Switch Yes No No Yes Yes Yes ...

Страница 50: ... Switch Closed YES YES NO Reservoir Full Of Water NO Restore Water Supply Replace Water Inlet Valve Replace Switch or Float Assembly Power To Water Inlet Valve Yes Water Level Switch Closed No No Repair Wiring Yes YES Replace Switch or Float Assembly ...

Страница 51: ... Wiring No Disconnect Evaporator From Gear Motor Ice In Evaporator Gear Motor Runs Replace Gear Motor Yes No Rebuild Or Replace Evaporator Thaw Evaporator Yes Yes No Yes Gear Motor Centrifugal Switch Closed Line Voltage To Compressor Time Delay NO Repair Wiring Replace Gear Motor Yes No YES ...

Страница 52: ...ol Functions Condenser Fan Motor Functions Water cooled only Water Regulating Valve Functions Repair Wiring Replace Contactor Line Voltage To Compressor Contactor Coil NO Repair Wiring Replace Time Delay Relay No 10 Minute Time Delay Expired NO Wait 10 Minutes Do Not Install Compressor Time Delay Jumper Yes Power To Contactor Coil Yes Install Compressor Time Delay Jumper Yes ...

Страница 53: ...r motor After 8 minutes of correct rotation the time delay ends and the compressor starts The ice machine will continue to make ice until ice contacts the bin thermostat The ice machine remains off until ice no longer contacts the bin thermostat ROTATION SENSOR OPERATION Light Definition Yellow Blinking Time Delay Period Yellow Solid Normal Operation Sensing Red Blinking 2 Flashes Per Second Time ...

Страница 54: ...ower Supplied to Ice Machine Toggle Switch In ON Position Move Switch To ON Position Plug In Ice Machine Reset Breaker NO YES NO YES Electrical Flowchart RNF0620 RFF0620 RNF1100 RFF1300 AIR WATER Switch Illuminated NO YES Replace Switch ...

Страница 55: ...ycles Machine On Off Yes No No Yes Evaporator Cold Replace LPCO Allow Evaporator To Warm And Retest Refrigerant Pressure Below Cut out Repair Refrigerant Leak Evacuate Recharge Yes No No Yes Yes High Pressure Control Closed NO YES Resets Replace HPCO Clean Condenser Check Fan Motor Check Fan Cycle Control Refrigerant Pressure Above Cut out Clean Condenser Check Fan Motor Check FCC Refrigeration Sy...

Страница 56: ...ace Water Inlet Valve Replace Switch or Float Assembly Power To Water Inlet Valve Yes Water Level Switch Closed No No Repair Wiring Yes YES Replace Switch or Float Assembly Chute Switch Closed NO Adjust Or Replace Actuator Ice Contacting Actuator Remove Ice And Retest Actuator Functions Replace Switch Yes No No Yes Yes YES ...

Страница 57: ... motor Repair Wiring No Disconnect Evaporator From Gear Motor Ice In Evaporator Gear Motor Runs Replace Gear Motor Yes No Rebuild Or Replace Evaporator Thaw Evaporator Yes Yes No Yes YES 10 Minute Time Delay Expired NO Wait 10 Minutes Do Not Install Compressor Time Delay Jumper ...

Страница 58: ...rt Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Water cooled only Water Regulating Valve Functions Repair Wiring Replace Contactor Line Voltage To Compressor Contactor Coil NO Repair Wiring Replace Rotation Sensor Time Delay Relay No Yes Power To Contactor Coil Yes Install Compressor Time Delay Jumper ...

Страница 59: ... in the ON position starts the gear motor After 8 minutes of correct rotation the time delay ends and the liquid line solenoid valve opens The refrigerant pressure will increase and close the fan cycling pressure control and the condenser fan motor starts The ice machine will continue to make ice until ice contacts the bin thermostat and the liquid line solenoid valve closes and the refrigeration ...

Страница 60: ...n Restore Power Reset Breaker NO NO YES Electrical Flowchart RNF1020C RFF1220C QuietQube Switch Illuminated NO YES Replace Switch Immediately Trips YES YES NO Toggle Switch In Off Position Isolate And Ohm Each Component Then Each Wire If Required NO TRIPS YES Isolate And Ohm Switch Check Wiring From Panel Test Run YES ...

Страница 61: ...tting Cycles Machine On Off YES NO NO YES YES Chute Switch Closed NO Adjust Or Replace Actuator Ice Contacting Actuator Remove Ice And Retest Actuator Functions Replace Switch YES NO NO YES Yes YES Reservoir Full Of Water NO Restore Water Supply Replace Water Inlet Valve Power To Water Inlet Valve YES Water Level Switch Closed NO NO Repair Wiring Replace Switch or Float Assembly YES ...

Страница 62: ...uns NO Line Voltage To Gear motor Repair Wiring NO Disconnect Evaporator From Gear Motor Gear Motor Runs Replace Gear Motor YES NO YES YES Ice In Evaporator Rebuild Or Replace Evaporator Thaw Evaporator YES NO YES YES YES 10 Minute Time Delay Expired NO Wait 10 Minutes Do Not Install Compressor Time Delay Jumper ...

Страница 63: ... Wiring Replace Rotation Sensor Time Delay NO Power To Left Time Delay Relay Coil Install Compressor Time Delay Jumper On Left Evaporator Delay Relay Contacts Closed Delay Relay Contacts Closed Yes NO YES YES Line Voltage To Left Delay Relay Coil YES Replace Relay ...

Страница 64: ...ace Liquid Line Solenoid Locate and Repair Refrigerant Leak Replace LPCO Switch Replace Relay YES High Pressure Control Closed NO Resets Replace HPCO Clean Condenser Check Fan Motor Check Fan Cycle Control Refrigerant Pressure Above Cut out Clean Condenser Check Fan Motor Check Fan Cycle Control Refrigeration System Resets Trips NO NO YES NO Line Voltage To Compressor Contactor Coil YES YES YES Re...

Страница 65: ... 5 20 65 Contactor Closed NO Replace Contactor Line Voltage To Compressor YES YES NO Verify Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Repair Wiring YES ...

Страница 66: ...e toggle switch in the ON position starts the gear motor After 8 minutes of correct rotation the time delay ends and the compressor starts The ice machine will continue to make ice until ice contacts the bin thermostat The ice machine remains off until ice no longer contacts the bin thermostat ROTATION SENSOR OPERATION Light Definition Yellow Blinking Time Delay Period Yellow Solid Normal Operatio...

Страница 67: ...ON Position Restore Power Reset Breaker NO NO YES Electrical Flowchart RF2500 Air cooled Switch Illuminated NO YES Replace Switch Immediately Trips Yes Ohm Compressor Crankcase Heater And Toggle Switch Yes No Toggle Switch In Off Position Isolate And Ohm Each Component Then Each Wire If Required Yes No Trips ...

Страница 68: ...On Off Yes No No Yes Yes High Pressure Control Closed NO Resets Replace HPCO Clean Condenser Check Fan Motor Check Fan Cycle Control Refrigerant Pressure Above Cut out Clean Condenser Check Fan Motor Check FCC Refrigeration System Resets Trips No No Yes Left Side Chute Switch Closed NO Adjust Or Replace Actuator Ice Contacting Actuator Remove Ice And Retest Actuator Functions Replace Switch Yes No...

Страница 69: ...k Evacuate Recharge Yes No No Yes Right Side Chute Switch Closed NO Adjust Or Replace Actuator Ice Contacting Actuator Remove Ice And Retest Actuator Functions Replace Switch Yes No No Yes YES YES Reservoir Full Of Water NO Restore Water Supply Replace Water Inlet Valve Power To Water Inlet Valve Yes Water Level Switch Closed No No Repair Wiring Yes Replace Switch or Float Assembly Yes ...

Страница 70: ...Evaporator From Gear Motor Ice In Evaporator Gear Motor Runs Replace Gear Motor Yes No Rebuild Or Replace Evaporator Thaw Evaporator Yes Yes No YES 10 Minute Time Delay Expired NO Wait 10 Minutes Do Not Install Compressor Time Delay Jumper Low Water Level Switch Closed NO Replace Switch or Float Assembly YES Yes ...

Страница 71: ...Delay Jumper On Left Evaporator Left Delay Relay Contacts Closed Left Delay Relay Contacts Closed Yes No Yes YES NO Replace Relay Line Voltage To Right Delay Relay Coil NO Repair Wiring Replace Right Rotation Sensor Time Delay No Power To Right Time Delay Relay Coil Install Compressor Time Delay Jumper On Right Evaporator Right Delay Relay Contacts Closed Right Delay Relay Contacts Closed Yes No Y...

Страница 72: ...YES NO YES NO Verify Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Water cooled only Water Regulating Valve Functions Repair Wiring Replace Contactor Line Voltage To Compressor Contactor Coil NO Repair Wiring Yes ...

Страница 73: ... the gear motor After the rotation speed sensor verifies 8 minutes of correct rotation the time delay ends and the liquid line solenoid valve opens When the refrigerant pressure is high enough to close the low pressure control the contactor coil energizes and the compressor starts THE ICE MACHINE WILL CONTINUE TO MAKE ICE UNTIL ICE CONTACTS THE BIN THERMOSTAT AND THE LIQUID LINE SOLENOID VALVE CLO...

Страница 74: ...ition Restore Power Reset Breaker NO NO YES Electrical Flowchart RFF2200C QuietQube Switch Illuminated NO YES Replace Switch Immediately Trips YES YES Toggle Switch In Off Position Isolate And Ohm Each Component Then Each Wire If Required NO TRIPS YES Isolate And Ohm Switch Check Wiring From Panel YES NO Test Run ...

Страница 75: ...erify New Setting Cycles Machine On Off YES NO NO YES YES Left Side Chute Switch Closed NO Adjust Or Replace Actuator Ice Contacting Actuator Remove Ice And Retest Actuator Functions Replace Switch YES NO NO YES YES Right Side Chute Switch Closed NO Adjust Or Replace Actuator Ice Contacting Actuator Remove Ice And Retest Actuator Functions Replace Switch YES NO NO YES YES ...

Страница 76: ...sed NO NO Repair Wiring YES Replace Switch or Float Assembly Low Water Level Switch Closed NO Replace Switch or Float Assembly YES Do Both Gear Motors Run NO Line Voltage To Gear motors Repair Wiring NO Disconnect Evaporator From Gear Motor Gear Motor Runs Replace Gear Motor YES NO YES YES Ice In Evaporator Rebuild Or Replace Evaporator Thaw Evaporator YES NO YES ...

Страница 77: ...Sensor Time Delay Right Delay Relay Contacts Closed Right Delay Relay Contacts Closed YES Line Voltage To Right Delay Relay Coil NO Repair Wiring NO Power To Right Time Delay Relay Coil Install Compressor Time Delay Jumper On Right Evaporator YES YES YES YES Replace Relay NO ...

Страница 78: ...Time Delay Jumper Yes YES NO Replace Relay NO Repair Wiring Replace Left Rotation Sensor Time Delay No Power To Left Time Delay Relay Coil Install Compressor Time Delay Jumper On Left Evaporator Left Delay Relay Contacts Closed Left Delay Relay Contacts Closed Yes No Yes YES Line Voltage To Left Delay Relay Coil ...

Страница 79: ...r Than LPCO Cut in Both Shut off Valves are Open Repair Replace Liquid Line Solenoid Locate and Repair Refrigerant Leak Replace LPCO Switch YES High Pressure Control Closed Resets Replace HPCO Clean Condenser Check Fan Motor Check Fan Cycle Control Refrigerant Pressure Above Cut out Resets Trips NO NO YES NO NO Clean Condenser Check Fan Motor Check Fan Cycle Control Refrigeration System YES YES Re...

Страница 80: ..._03 5 20 Contactor Closed NO Replace Contactor Line Voltage To Compressor YES YES NO Verify Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Repair Wiring YES ...

Страница 81: ...s Low on Refrigerant Overcharge of Refrigerant Non Condensible in System Restricted Capillary Tube Discharge Pressure Low High High Low Suction Pressure Low High High Low Evaporator Inlet Temperature Normal Low High Low Evaporator Outlet Temperature High Normal High Low Compressor Discharge Line Temperature Normal Range 165 70 210 110 74 C 21 C 99 C 43 C High Increases with run time Normal High In...

Страница 82: ...n Suction Line Restriction Or Expansion Valve Starving Flooding Expansion Valve or Loose Sensing Bulb when used Discharge Pressure Low High High Low High Suction Pressure Low High High Low High Evaporator Inlet Temperature Normal Normal or Low High Normal Normal or High Evaporator Outlet Temperature High Normal High High 12 Differential between Inlet and Outlet 10 Differential between Inlet and Ou...

Страница 83: ... RNF0620 RNF1100 RNF1020C RFF1300 RFF1220C RNF2000C RFF2200C RFF2500 3 35 F 1 1 6 C 1 41 F 1 5 0 C 1 LOW TEMPERATURE THERMOSTAT EVAPORATOR SAFETY THERMOSTAT Model Setting Cut Out Cut In UFF0200 UNF0300 5 1 F 1 17 2 C 1 39 F 1 4 C 1 UNF0200 UNF0300 RFF0320 6 3 F 1 19 5 C 1 39 F 1 4 C 1 RNF0320 UFF0350 7 8 F 1 22 C 1 39 F 1 4 C 1 Component Specifications ...

Страница 84: ...NF0320 RNF0620 RNF1100 325 psig 10 2250 kPa 69 22 5 bar 69 200 psig 10 1379 kPa 69 13 79 bar 69 Auto Reset RFF2500 435 psig 10 3000 kPa 69 30 bar 69 Manual Reset RNF1020C RCUF1000 RFF1220C RCUF1200 RNF2000C RCUF2200 RFF2200C RCUF2200 450 psig 10 3100 kPa 69 31 bar 69 300 psig 10 2068 kPa 69 20 bar 20 68 Auto Reset ...

Страница 85: ... energizes the compressor contactor and ignores rotation for 20 seconds 3 After 8 minutes 20 seconds the auger rotation must not fall below 4 rpm or exceed 13 rpm normal rotation is 9 10 RPM When the auger rotation is less than 4 rpm or more than 13 rpm the sensor de energizes the compressor contactor starts an 8 minute time delay period and flashes the red led When the 8 minute delay period ends ...

Страница 86: ...00C RCUF2200 7 psig 2 5 bar 2 36 psig 2 2 5 bar 2 RFF2500 12 psig 2 8 bar 2 Manual Reset FAN CYCLE CONTROL Model Cut Out Open Cut In Close UFF0200 RNF0320 RFF0320 UFF0350 RNF0620 RFF0620 RFF1300 RFF2500 200 5 15 17 bar 34 250 5 17 23 bar 34 UNF0200 UNF0300 RNF0320 UFF0350 RFF0620 RNF1100 RFF1300 RFF2500 225 5 15 51 bar 34 275 5 18 96 bar 34 ...

Страница 87: ...0A 20 8 oz 590 g RFF0620W 16 9 oz 480 g RFF1300A 21 9 oz 620 g RFF1220C 156 oz 4 42 kg RFF2200C 240 oz 6 08 kg RFF2500A 67 oz 1900 g Nugget Models UNF0200A 8 5 oz 240 g UNF0300A 14 8 oz 420 g RNF0620A 18 34 oz 520 g RNF0620W 16 9 oz 480 g RNF1100A 23 3 oz 660 g RNF1100W 18 0 oz 510 g RNF1020C 160 0 oz 4 54 kg RNF2000C 240 0 oz 6 08 kg Model Additional refrigerant required for 51 to 100 15 5 to 30 ...

Страница 88: ... Driers are covered as a warranty part The drier must be replaced any time the system is opened for repairs SUCTION CLEANUP FILTER DRIER Contaminated systems must have a suction line filter drier installed to remove contaminations An access valve must be installed on the inlet side of the suction filter to allow pressure drop readings to be obtained Suction Line Clean Up Filter Model Drier Size En...

Страница 89: ... readings to avoid mis diagnosis Discharge and suction pressure are highest at the beginning of the cycle Allow system to stabilize for a minimum of 10 minutes then verify the pressures are within the range indicated Water temperature will affect suction and discharge pressure 50 F 10 C water temperature will result in pressures on the lower end of the ranges specified 90 F 32 C water temperatures...

Страница 90: ... Temperature 24 hour Ice Production 70 F 50 F 21 C 10 C 257 lbs 116 kgs 90 F 70 F 32 C 21 C 198 lbs 90 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 220 250 1517 1724 38 40 262 276 90 F PSIG 32 C kPa 300 320 2068 2206 45 51 310 352 110 F PSIG 43 C kPa 360 390 2482 2689 49 55 338 379 ...

Страница 91: ...ature 24 hour Ice Production 70 F 50 F 21 C 10 C 370 lbs 168 kgs 90 F 70 F 32 C 21 C 286 lbs 130 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 210 255 1448 1758 29 33 200 228 90 F PSIG 32 C kPa 280 325 1930 2241 30 35 207 241 110 F PSIG 43 C kPa 360 395 2482 2723 33 36 228 248 ...

Страница 92: ...ature 24 hour Ice Production 70 F 50 F 21 C 10 C 398 lbs 181 kgs 90 F 70 F 32 C 21 C 328 lbs 149 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 225 270 1551 1862 26 30 179 207 90 F PSIG 32 C kPa 273 315 1882 2172 27 32 186 221 110 F PSIG 43 C kPa 348 380 2399 2620 33 41 228 283 ...

Страница 93: ...rature 24 hour Ice Production 70 F 50 F 21 C 10 C 747 lbs 339 kgs 90 F 70 F 32 C 21 C 506 lbs 230kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 240 265 1655 1827 33 35 228 241 90 F PSIG 32 C kPa 280 300 1930 2068 34 40 235 276 110 F PSIG 43 C kPa 340 370 2344 2551 40 46 275 318 ...

Страница 94: ...uction 70 F 50 F 21 C 10 C 740 lbs 335 kgs 90 F 70 F 32 C 21 C 596 lbs 270 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 270 280 1724 1793 32 35 221 241 90 F PSIG 32 C kPa 270 285 1758 1827 33 36 228 248 110 F PSIG 43 C kPa 275 290 1827 1896 35 37 241 255 Water regulating valve set to 230 psi 1586 kPa ...

Страница 95: ...1 C 10 C 1092 lbs 495 kgs 90 F 70 F 32 C 21 C 958 lbs 435 kgs 120 F 70 F 49 C 21 C 603 lbs 274 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser F C Freeze Cycle Discharge Pressure Suction Pressure 50 F PSIG 10 C kPa 185 200 1276 1379 23 28 159 193 70 F PSIG 21 C kPa 225 255 1551 1758 30 35 207 241 80 F PSIG 27 C kPa 230 280 1586 1931 31 36 214 248 90 F PSIG 32 C kPa 243 305 1675...

Страница 96: ...ature 24 hour Ice Production 70 F 50 F 21 C 10 C 1264 lbs 573 kgs 90 F 70 F 32 C 21 C 950 lbs 431 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 240 280 1655 1930 30 34 207 234 90 F PSIG 32 C kPa 300 350 2068 2413 32 37 221 255 110 F PSIG 43 C kPa 380 425 2620 2930 35 39 241 269 ...

Страница 97: ... F 32 C 21 C 1116 lbs 506 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 230 250 1586 1724 29 32 200 221 90 F PSIG 32 C kPa 230 250 1586 1724 30 32 207 221 110 F PSIG 43 C kPa 230 250 1586 1724 30 32 207 221 Water regulating valve set to maintain 240 psi 1655 kPa Condenser Water Consumption 90 F 70 F 116 Gallo...

Страница 98: ... C 10 C 2063 lbs 936 kgs 90 F 70 F 32 C 21 C 1702 lbs 772 kgs 120 F 70 F 49 C 21 C 1073 lbs 487 kgs OPERATING PRESSURES PSIG kPa Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 50 F PSIG 16 C kPa 175 200 1207 1379 26 31 176 214 70 F PSIG 21 C kPa 220 250 1517 1724 31 36 214 248 80 F PSIG 27 C kPa 225 275 1551 1896 32 37 221 255 90 F PSIG 32 C kPa 250 310 172...

Страница 99: ...ture 24 hour Ice Production 70 F 50 F 21 C 10 C 2301 lbs 1044 kgs 90 F 70 F 32 C 21 C 1665 lbs 755 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 290 310 1999 2137 35 38 241 262 90 F PSIG 32 C kPa 350 380 2413 2620 38 43 262 296 110 F PSIG 43 C kPa 410 430 2827 2965 43 49 296 338 ...

Страница 100: ...r Temperature 24 hour Ice Production 70 F 50 F 21 C 10 C 231 lbs 97 kgs 90 F 70 F 32 C 21 C 164 lbs 74 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 220 250 1517 1724 38 40 262 276 90 F PSIG 32 C kPa 300 320 2068 2206 45 51 310 352 110 F PSIG 43 C kPa 360 390 2482 2689 49 55 338 379 ...

Страница 101: ...ature 24 hour Ice Production 70 F 50 F 21 C 10 C 330 lbs 150 kgs 90 F 70 F 32 C 21 C 275 lbs 125 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 243 270 1675 1862 31 36 214 248 90 F PSIG 32 C kPa 273 315 1882 2172 34 39 234 269 110 F PSIG 43 C kPa 348 380 2399 2620 38 43 262 296 ...

Страница 102: ...rature 24 hour Ice Production 70 F 50 F 21 C 10 C 308 lbs 140 kgs 90 F 70 F 32 C 21 C 236 lbs 107 kgs OPERATING PRESSURES PSIG kPa Air Temperature Entering Condenser Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 210 255 1448 1758 28 32 193 220 90 F PSIG 32 C kPa 280 320 1931 2206 30 33 207 228 110 F PSIG 43 C kPa 370 405 2551 2792 32 36 220 248 ...

Страница 103: ...ture 24 Hour Ice Production 70 F 50 F 21 C 10 C 591 lbs 268 kgs 90 F 70 F 32 C 21 C 451 lbs 204 kgs OPERATING PRESSURES PSIG kPa Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 215 225 1483 1551 27 29 186 200 90 F PSIG 32 C kPa 280 290 1931 2000 29 31 200 214 110 F PSIG 43 C kPa 360 370 2482 2551 32 34 221 234 ...

Страница 104: ...1 C 508 lbs 230 kgs OPERATING PRESSURES PSIG kPa Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 235 245 1670 1689 27 29 186 199 90 F PSIG 32 C kPa 235 245 1670 1689 27 29 186 199 110 F PSIG 43 C kPa 240 260 1655 1793 28 32 193 220 Condenser Water Consumption 89 F 70 F 109 Gallons 100 lbs of Ice 413 Liters 45 kgs of Ice Water regulating va...

Страница 105: ...1 C 10 C 1116 lbs 506 kgs 90 F 70 F 32 C 21 C 900 lbs 408 kgs 110 F 90 F 43 C 32 C 693 lbs 314 kgs OPERATING PRESSURES PSIG kPa Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 60 F PSIG 16 C kPa 240 250 1655 1724 33 35 227 241 70 F PSIG 21 C kPa 245 265 1689 1827 35 38 241 262 80 F PSIG 27 C kPa 245 270 1689 1862 36 39 248 269 90 F PSIG 32 C kPa 250 270 1724...

Страница 106: ...Hour Ice Production 70 F 50 F 21 C 10 C 1078 lbs 489 kgs 90 F 70 F 32 C 21 C 825 lbs 374 kgs OPERATING PRESSURES PSIG kPa Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 220 240 1517 1655 30 32 207 221 90 F PSIG 32 C kPa 275 310 1896 2137 33 35 228 241 110 F PSIG 43 C kPa 370 390 2551 2689 38 40 262 276 ...

Страница 107: ...1 C 960 lbs 435 kgs OPERATING PRESSURES PSIG kPa Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 70 F PSIG 21 C kPa 235 245 1670 1689 29 31 200 214 90 F PSIG 32 C kPa 235 245 1670 1689 29 31 200 214 110 F PSIG 43 C kPa 240 260 1655 1793 30 36 207 248 Condenser Water Consumption 80 F 70 F 131 Gallons 100 lbs of Ice 496 Liters 45 kgs of Ice Water regulating va...

Страница 108: ...9 C 10 C 2300 lbs 1043 kgs 70 F 50 F 21 C 10 C 1915 lbs 869 kgs 90 F 70 F 32 C 21 C 1476 lbs 670 kgs 120 F 70 F 49 C 21 C 810 lbs 367 kgs OPERATING PRESSURES PSIG kPa Air Temperature Around Ice Machine F C Freeze Cycle Discharge Pressure Suction Pressure 20 F 50 F 29 C 10 C 160 180 24 34 70 F PSIG 21 C kPa 200 215 28 36 80 F PSIG 27 C kPa 225 250 30 37 90 F PSIG 32 C kPa 250 270 32 38 120 F PSIG 4...

Страница 109: ...iring Diagrams The following pages contain electrical wiring diagrams Be sure you are referring to the correct diagram for the ice machine you are servicing nWarning Always disconnect power before working on electrical circuitry Diagrams ...

Страница 110: ...110 Part Number 000015433_03 5 20 Flake Models UFF0200A UFF350A AIR COOLED Refer to Nameplate for Voltage Rating 241304_01 See page 144 for compressor start component wiring ...

Страница 111: ...sor 4 Condenser fan motor 6 Water inlet valve 10 Low water level safety 11 Bin thermostat 12 High temperature limit snap disc 13 Fan cycle control 15 Contactor 17 Water level switch 24 On Off switch 27 Low pressure safety switch Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red PK Pink ...

Страница 112: ...112 Part Number 000015433_03 5 20 RFF0320A RFF0620A AIR COOLED Refer to Nameplate for Voltage Rating 241182_01 See page 144 for compressor start component wiring ...

Страница 113: ...valve 10 Low water level switch 11 Bin thermostat 13 Fan cycle control 15 Contactor 17 Water level switch 18 Chute safety switch 19 High pressure safety switch 24 On Off switch 27 Low pressure safety switch 30 Rotation sensor 35 Compressor time delay by pass Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red PK Pink ...

Страница 114: ...o a remote panel when used Jumper must be removed when remote panel is used 1 2 connect to line voltage 3 4 energizes remote condensing unit RCU refrigeration 2 Amp max 5 terminal or junction block located on top of the junction box 6 junction box at rear of ice machine See page 140 for condensing unit wiring diagram 241151_03 6 5 ...

Страница 115: ...ter inlet valve 10 Low water level safety 11 Bin thermostat 17 Water level switch 18 Ice chute safety switch 24 On Off switch 30 Rotation sensor 35 Compressor time delay by pass 38 Solenoid valve 50 Relay Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red VT Violet OG Orange ...

Страница 116: ...116 Part Number 000015433_03 5 20 RFF1300A AIR COOLED Refer to Nameplate for Voltage Rating 2411981_01 See page 145 for compressor start component wiring ...

Страница 117: ...water level switch 11 Bin thermostat 13 Fan cycle control 15 Contactor 17 Water level switch 18 Chute safety switch 19 High pressure safety switch 24 On Off switch 27 Low pressure safety switch 30 Rotation sensor 35 Compressor time delay bypass 38 Solenoid valve Wire Color Designation GY Grey WH White BU Blue BN Brown BK Black RD Red PH Pink ...

Страница 118: ...W WATER COOLED Refer to Nameplate for Voltage Rating 15 5 1 6 2 GY BU BU BU BU BU M BU BU BK BN RD BN BN K1 M BK BU BN WH BK BK RD BK RD P P RD BU RD N 1 30 6 2 24 35 10 L K1 17 27 11 19 18 38 See page 145 for compressor start component wiring ...

Страница 119: ... Low water level switch 11 Bin thermostat 15 Contactor 17 Water level switch 18 Chute safety switch 19 High pressure safety switch 24 On Off switch 27 Low pressure safety switch 30 Rotation sensor 35 Compressor time delay bypass 38 Solenoid valve Wire Color Designation GY Grey WH White BU Blue BN Brown BK Black RD Red PH Pink ...

Страница 120: ...n remote panel is used 1 2 connect to line voltage 3 4 energizes remote condensing unit RCU refrigeration 2 Amp max See page 140 for condensing unit wiring diagram A RD BN GY WH BN BU RD RD RD RD RD RD BK BK BK BK BK BK BK BK BK BU BU BU BU BU BU BU BU BU BU BU BU BU BU BU BU GY GY WH GY BN A A A M L RD BU BN WH M N 241152_04 1 6 10 11 18 17 24 30 30 35 35 38 21 21 18 1 A B C 1 2 3 4 ...

Страница 121: ... 6 Water inlet valve 10 Low water level safety 11 Bin thermostat 17 Water level switch 18 Ice chute safety switch 24 On Off switch 30 Rotation sensor 35 Compressor time delay by pass 38 Solenoid Valve 50 Relay Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red OG Orange ...

Страница 122: ...eplate for Voltage Rating Connections A B C connect to a remote panel when used Jumper must be removed when remote panel is used 1 2 connect to line voltage 3 4 energizes remote condensing unit RCU refrigeration 2 Amp max 241152_04 See page 140 for condensing unit wiring diagram ...

Страница 123: ... 6 Water inlet valve 10 Low water level safety 11 Bin thermostat 17 Water level switch 18 Ice chute safety switch 24 On Off switch 30 Rotation sensor 35 Compressor time delay by pass 38 Solenoid valve 50 Relay Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red OG Orange ...

Страница 124: ...LED Refer to Nameplate for Voltage Rating Connections A B connect to a remote panel when used Jumper must be removed when remote panel is used C D energize a remote alarm indication when used 241142_02 See page 145 for compressor start component wiring ...

Страница 125: ...ctor 17 Water level switch 18 Ice chute safety switch 19 High pressure safety switch 21 Compressor relay 24 On Off switch 25 Compressor time delay 27 Low pressure cut out 29 Compressor time delay relay 30 Rotation sensor 35 Compressor time delay by pass 37 Remote indicator panel terminals 38 Solenoid valve Rc Compressor crankcase heater Wire Color Designation WH White BU Blue GY Grey BN Brown BK B...

Страница 126: ...126 Part Number 000015433_03 5 20 Nugget Models UNF0200A UNF0300A AIR COOLED Refer to Nameplate for Voltage Rating 24683_05 See page 144 for compressor start component wiring ...

Страница 127: ... motor 6 Water Inlet valve 7 Evaporator low temperature safety thermostat 10 Low water level safety 11 Bin thermostat 12 High temperature limit snap disc 13 Fan cycle control 15 Contactor 17 Water level switch 21 Compressor relay 24 On Off switch Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red PK Pink ...

Страница 128: ...128 Part Number 000015433_03 5 20 RNF0320A AIR COOLED Refer to Nameplate for Voltage Rating 241289_01 See page 144 for compressor start component wiring ...

Страница 129: ...t valve 7 Evaporator low temperature safety thermostat 10 Low water level safety 11 Bin thermostat 13 Fan cycle control 15 Contactor 17 Water level switch 18 Ice chute safety switch 24 On Off switch 25 Compressor time delay 35 Compressor time delay by pass Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red PK Pink ...

Страница 130: ...LED Refer to Nameplate for Voltage Rating 15 1 5 2 6 BU BU BU BK BU BU BU GY BN BN K1 BU PH BK BN WH BK BU RD BK RD BN BU RD BK RD P P M M M BK P 27 11 N 1 4 30 L 24 35 13 K1 10 2 6 18 19 17 241182_01 See page 144 for compressor start component wiring ...

Страница 131: ...let valve 10 Low water level safety 11 Bin thermostat 13 Fan cycle control 15 Contactor 17 Water level switch 18 Ice chute safety switch 19 High pressure cut out 24 On Off switch 27 Low pressure cut out 30 Rotation sensor 35 Compressor time delay by pass Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red PH Pink ...

Страница 132: ...132 Part Number 000015433_03 5 20 RNF0620W WATER COOLED Refer to Nameplate for Voltage Rating 241182_01 See page 144 for compressor start component wiring ...

Страница 133: ...nlet valve 10 Low water level safety 11 Bin thermostat 15 Contactor 17 Water level switch 18 Ice chute safety switch 19 High pressure cut out 24 On Off switch 27 Low pressure cut out 30 Rotation sensor 35 Compressor time delay by pass Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red PK Pink ...

Страница 134: ... to a remote panel when used Jumper must be removed when remote panel is used 1 2 connect to line voltage 3 4 energizes remote condensing unit RCU refrigeration 2 Amp max 5 terminal or junction block located on top of the junction box 6 junction box at rear of ice machine 241151_03 See page 140 for condensing unit wiring diagram ...

Страница 135: ...inlet valve 10 Low water level switch 11 Bin thermostat 17 Water level switch 18 Chute safety switch 21 Relay 24 On Off switch 30 Rotation sensor 35 Compressor time delay by pass Service Staff only 38 Solenoid Valve Wire Color Designation A Orange B White BL Blue G Grey M Brown N Black R Red V Violet ...

Страница 136: ...136 Part Number 000015433_03 5 20 RNF1100A AIR COOLED Refer to Nameplate for Voltage Rating 241198_01 See page 144 for compressor start component wiring ...

Страница 137: ... valve 10 Low water level safety 11 Bin thermostat 13 Fan cycle control 15 Contactor 17 Water level switch 18 Ice chute safety switch 19 High pressure cut out 24 On Off switch 27 Low pressure cut out 30 Rotation sensor 35 Compressor time delay by pass 38 Solenoid Wire Color Designation B White BL Blue G Grey M Brown N Black R Red RS Pink ...

Страница 138: ...138 Part Number 000015433_03 5 20 RNF1100W WATER COOLED Refer to Nameplate for Voltage Rating 241198_01 See page 144 for compressor start component wiring ...

Страница 139: ... Level Switch 11 Bin Thermostat 15 Contactor 17 Water level switch 18 Chute safety switch 19 High pressure safety switch 24 On Off switch 27 Low pressure safety switch 30 Rotation sensor 35 Compressor time delay by pass Service staff only 38 Solenoid Valve Wire Color Designation WH White BU Blue GY Grey BN Brown BK Black RD Red PK Pink ...

Страница 140: ...140 Part Number 000015433_03 5 20 Condensing Units RCUF CONDENSING UNIT 1PH Refer to Nameplate for Voltage Rating 000015813_00 1 2 3 4 5 6 6 7 8 9 10 11 12 13 ...

Страница 141: ...CUF1000 2 heaters 4 Low pressure cutout control 5 Contactor coil 6 Contactor contacts 7 Condenser fan motor 8 Condenser fan motor run capacitor 9 Compressor 10 Compressor overload 11 Compressor run capacitor 12 Compressor relay 13 Compressor start capacitor Wire Color Designation BLK Black YEL Yellow RED Red Compressor Windings C Common winding S Start winding R Run winding ...

Страница 142: ...142 Part Number 000015433_03 5 20 RCUF CONDENSING UNIT 3PH Refer to Nameplate for Voltage Rating 000015813_00 1 2 3 4 5 6 6 7 8 9 ...

Страница 143: ...am Legend RCUF Condensing Unit 1 High pressure cutout control 2 Thermostat Receiver heater 3 Receiver heater 4 Low pressure cutout control 5 Contactor coil 6 Contactor contacts 7 Condenser fan motor 8 Condenser fan motor run capacitor 9 Compressor ...

Страница 144: ...144 Part Number 000015433_03 5 20 Compressor Start Component Wiring UFF0200 UNF0200 UNF0300 RFF0320 UFF0350 UNF0350 RFF0620 C S R L1 L2 5 2 1 50 52 53 54 YEL C S R YEL L1 L2 BLU 5 2 1 50 51 52 53 54 ...

Страница 145: ...Part Number 000015433_03 5 20 145 RFF1300 RFF2500 Compressor Wiring Legend 50 Compressor 51 Run Capacitor 52 Start Capacitor 53 Relay 54 Overload YEL C S R YEL L1 L2 BLU 5 2 1 50 53 51 54 52 ...

Страница 146: ...THIS PAGE INTENTIONALLY LEFT BLANK 146 Part Number 000015433_03 5 20 ...

Страница 147: ...33_03 5 20 147 Refrigeration Tubing Schematics UFF0200 UFF0350 UNF0200 UNF0300 1 2 3 4 5 6 7 Tubing Diagram Legend 1 Compressor 2 Condenser 3 Liquid Line Drier 4 Capillary tube 5 Accumulator 6 Heat Exchanger 7 Evaporator ...

Страница 148: ...148 Part Number 000015433_03 5 20 RFF0320 RNF0320 AIR COOLED 1 2 3 4 5 6 Tubing Diagram Legend 1 Compressor 2 Condenser 3 Liquid Line Drier 4 Heat Exchanger 5 Automatic Expansion Valve 6 Evaporator ...

Страница 149: ...620 RNF1100 AIR WATER COOLED Tubing Diagram Legend 1 Compressor 2 Condenser Air or Water cooled 3 Liquid Line Drier 4 Liquid Line Solenoid Valve 5 Suction Accumulator 6 Thermostatic Expansion Valve 7 Liquid Accumulator 8 Evaporator 1 2 3 4 5 6 7 8 ...

Страница 150: ...150 Part Number 000015433_03 5 20 RNF1020C QUIETQUBE HEAD SECTION RCUF1000 CONDENSING UNIT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ...

Страница 151: ...4 Condenser air or water cooled 5 Receiver 6 Condensing unit Liquid Line Drier 7 Liquid Line Shut off Valve 8 Ice Machine Liquid Line Drier 9 Liquid Line Solenoid Valve 10 Thermostatic Expansion Valve 11 Evaporator 12 S Trap 20 Rise Only 13 Suction Line Shut off Valve 14 Suction Line Filter 15 Suction Accumulator ...

Страница 152: ...152 Part Number 000015433_03 5 20 RFF1220C RCUF1000 CONDENSING UNIT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...

Страница 153: ...ser air or water cooled 5 Receiver 6 Condensing Unit Liquid Line Drier 7 Liquid Line Shut off Valve 8 Ice Machine Liquid Line Drier 9 Liquid Line Solenoid Valve 10 Thermostatic Expansion Valve 11 Evaporator 12 Suction Line Shut off Valve 13 Suction Line Filter 14 Suction Accumulator NOTE Dotted rectangle indicates ice machine head section ...

Страница 154: ...154 Part Number 000015433_03 5 20 RNF2000C QUIETQUBE HEAD SECTION RCUF2200 CONDENSING UNIT 1 2 3 4 5 6 7 9 10 11 11 12 13 14 15 ...

Страница 155: ... 4 Condenser air or water cooled 5 Receiver 6 Condensing Unit Liquid Line Drier 7 Liquid Line Shut off Valve 8 Ice Machine Liquid Line Drier 9 Liquid Line Solenoid Valve 10 Thermostatic Expansion Valve 11 Evaporator 12 Liquid Accumulator 13 Suction Line Shut off Valve 14 Suction Line Filter 15 Suction Accumulator ...

Страница 156: ...156 Part Number 000015433_03 5 20 RFF2200C QUIETQUBE HEAD SECTION RCUF2200 CONDENSING UNIT 1 2 3 4 5 6 7 9 10 12 12 11 13 14 15 8 ...

Страница 157: ... 4 Condenser air or water cooled 5 Receiver 6 Condensing unit Liquid Line Drier 7 Liquid Line Shut off Valve 8 Ice Machine Liquid Line Drier 9 Liquid Line Solenoid Valve 10 Thermostatic Expansion Valve 11 Liquid Accumulator 12 Evaporator 13 Suction Line Shut off Valve 14 Suction Line Filter 15 Suction Accumulator ...

Страница 158: ... 5 20 RFF1300 AIR WATER COOLED Tubing Diagram Legend 1 Compressor 2 Condenser 3 Liquid Line Drier 4 Liquid Line Solenoid Valve 5 Suction Accumulator 6 Thermostatic Expansion Valve 7 Liquid Accumulator 8 Evaporator 1 2 3 4 5 6 7 8 ...

Страница 159: ... 20 159 RFF2500 AIR COOLED 1 2 3 4 5 6 7 8 8 Tubing Diagram Legend 1 Compressor 2 Condenser 3 Liquid Line Drier 4 Liquid Line Solenoid Valve 5 Suction Accumulator 6 Thermostatic Expansion Valve 7 Liquid Accumulator 8 Evaporator ...

Страница 160: ...THIS PAGE INTENTIONALLY LEFT BLANK 160 Part Number 000015433_03 5 20 ...

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Страница 164: ...MANITOWOC ICE 2110 SOUTH 26TH STREET MANITOWOC WI 54220 844 724 2273 WWW MANITOWOCICE COM Part Number 000015433_03 5 20 2020 Welbilt Inc except where explicitly stated otherwise All rights reserved ...

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