Manitowoc RF0244 Technician's Handbook
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Manitowoc RF0244 Technician's Handbook

Manitowoc RF0244 Technician's Handbook

R series flake & nugget
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See also: Installation, Use & Care Manual
Manitowoc
R Model
Flake & Nugget
Technician's
Handbook
This manual 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
Part Number 000007661 7/10

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Summary of Contents for Manitowoc RF0244

  • Page 1 Manitowoc R Model Flake & Nugget Technician’s Handbook This manual 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 Part Number 000007661 7/10...
  • Page 2 Read These Before Proceeding: ! Caution Proper installation, care and maintenance are essential for maximum performance and trouble- free operation of your Manitowoc equipment. If you encounter problems not covered by this handbook, do not proceed, contact Manitowoc Foodservice Group. We will be happy to provide assistance.

  • Page 3: Table Of Contents

    Table of Contents General Information Model Numbers ..... 7 Self Contained Air & Water-Cooled Models ..7 QuietQube Remote Air-cooled Models with Remote Condensing Units .
  • Page 4 Operation Ice Making Sequence of Operation ..27 Self-Contained Air-Cooled RF0244/RF0266/RF0385/ RF0388/RF0399 ....27 Self-Contained Air-Cooled RF0300 ......27 Self-Contained Air-Cooled RF0650/RF1200/RF2300 .
  • Page 5 Component Specifications Bin Thermostat ....93 Low Temperature Thermostat ..93 High Pressure Cutout (HPCO) Control 93 Low Pressure Cutout (LPCO) Control .
  • Page 6 Diagrams Wiring Diagrams ....117 RF0244/RF0266/RF0385/ RF0388/RF0399 Air-Cooled ..118 RF0300 Air-Cooled ....120 RF0650 - RF1200 Air-Cooled .

  • Page 7: General Information

    General Information Model Numbers SELF CONTAINED AIR & WATER-COOLED MODELS Flake Models Modular Modular Self Storage Self Storage Water- Air-Cooled Water-Cooled Air-Cooled Cooled RF0244A – – – RF0266A – – – RF0385A – – – RF0388A – – – RF0399A –...

  • Page 8: Model/Serial Number

    Model/Serial Number These numbers are required when requesting information from your local Manitowoc Distributor, or Manitowoc Ice. The model and serial number are listed on the MODEL/SERIAL NUMBER DECAL affixed to the ice machine. Manitowoc Cleaner and Sanitizer Manitowoc Ice Machine Cleaner and Sanitizer are available in 16 oz.

  • Page 9: Installation

    Installation Location of Ice Machine The location selected for the ice machine must meet the following criteria. If any of these criteria are not met, select another location. • The location must be free of airborne and other contaminants. • The location must not be near heat-generating equipment or in direct sunlight.

  • Page 10: Potable Water Requirements

    Potable Water Requirements • Plumbing must conform to local codes. • Do not connect the ice machine to a hot water supply. Be sure all hot water restrictors installed for other equipment are working. (Check valves on sink faucets, dishwashers, etc.) •...

  • Page 11: Ice Machine Clearance Requirements

    Ice Machine Clearance Requirements Self- Self- Head QuietQube Contained Contained Sections Air-Cooled Air-Cooled Water-Cooled* Back 5" (12.7 cm) 5" (12.7 cm) 0" (0 cm) Sides/Top 8" (20.3 cm) 8" (20.3 cm) 0" (20 cm) RCU Units Remote Condensing Unit* Front/Back 24"...

  • Page 12: Cooling Tower Applications (Water-Cooled Models Only)

    Cooling Tower Applications (Water-Cooled Models Only) 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, and pressure drop through the condenser and water valves (inlet and outlet) when using a cooling tower on an ice machine.

  • Page 13: Heat Of Rejection

    Heat of Rejection RF MODELS Model Heat of Rejection RF0244 2,400 BTUH (605 Kcal/hr) RF0266 2,400 BTUH (605 Kcal/hr) RF0385 3,500 BTUH (882 Kcal/hr) RF0388 3,500 BTUH (882 Kcal/hr) RF0399 3,500 BTUH (882 Kcal/hr) RF0300 3,500 BTUH (882 Kcal/hr) RF0650...

  • Page 14: Fuse/Circuit Breaker

    FUSE/CIRCUIT BREAKER A separate fuse/circuit breaker must be provided for each ice machine. Circuit breakers must be H.A.C.R. rated (does not apply in Canada). Warning 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.

  • Page 15: Maintenance

    Maintenance Cleaning and Sanitizing Maintenance procedures covered in this manual are not covered by the warranty. ! Caution Use only Manitowoc approved Ice Machine Cleaner (part number 000000084) and Sanitizer (part number 9405653). 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.

  • Page 16: Rf Models Cleaning/Sanitizing Procedures

    RF MODELS CLEANING/SANITIZING PROCEDURES Cleaning/Sanitizing Procedure This procedure must be performed once every month. • All ice must be removed from the bin • The ice machine and bin must be disassembled cleaned and sanitized • The ice machine produces ice with the cleaner and sanitizer solutions •...
  • Page 17 Step 6 Fill the evaporator and reservoir with cleaning solution. Prop Float Up to Prevent Low Water Level Shutdown Step 7 Move the toggle switch to the ON position. The ice machine will make ice with the cleaning solution and deposit the ice in the bin. Add the remaining cleaner/water solution as the water level in the reservoir drops.
  • Page 18 Step 9 Place the toggle switch in the OFF position. Step 10 Refer to disassembly for cleaning/sanitizing and remove parts for hand cleaning/sanitizing. • Hand clean all parts • Rinse all parts with clear potable water • Sanitize all parts - do not rinse after sanitizing •...
  • Page 19 Step 13 Refer to chart and premix water and sanitizer. Amount of Water Amount of Sanitizer 1 Gallons (4 L) Water 1/2 ounce (15 ml) Step 14 Fill the evaporator and reservoir with sanitizer/water solution. Step 15 Move 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.
  • Page 20 Heavily Scaled Cleaning Procedure Perform this procedure if you have some or all of these symptoms. • Excessive grinding, popping or squealing noises from the evaporator • Grinding noise from gearbox • Ice machine trips speed sensor NOTE: A Cleaning/Sanitizing Procedure must be performed after this procedure.
  • Page 21 Use Ice machine nickel safe Water cleaner, part number Model Reservoir 000000084 only Capacity Cleaner Water RF0244 RF0266 RF0385 14 oz (400 ml) 9 oz (266 ml) 5 oz (148 ml) RF0388 RF0399 RF0300 17 oz (500 ml) 11 oz (325 ml)

  • Page 22: Rn Models Cleaning/Sanitizing Procedure

    RN MODELS CLEANING/SANITIZING PROCEDURE Use Ice Machine Cleaner part number 000000084. Use Ice Machine Sanitizer part number 94-0565-3. Step 1 Remove all ice from the bin/dispenser. Step 2 Remove front and top covers. Step 3 Mix a solution of cleaner and water. Amount of Cleaner Amount of Luke Warm Water...
  • Page 23 Step 9 Press the OFF switch, then unscrew the ice chute connector. Step 10 Using disposable food service grade gloves insert one dry sponge into the transport tube going to the evaporator (NOT the tube going to the bin), then insert one sponge soaked in the sanitizer water solution.

  • Page 24: Cleaning The Condenser

    CLEANING THE CONDENSER Warning Disconnect electric power to the ice machine at the electric service switch before cleaning condenser. The condenser fins are sharp. Use care when cleaning them. Air-Cooled Condenser Clean the condenser at least every six months. Follow the steps below.

  • Page 25: Removal From Service/Winterization

    Removal from Service/Winterization ! Caution If water is allowed to remain in the ice machine in freezing temperatures, severe damage to some components could result. Damage of this nature is not covered by the warranty. Follow the procedure below. 1. Disconnect the electric power at the circuit breaker or the electric service switch.
  • Page 26 This Page Intentionally Left Blank Part Number 000007661 7/10...

  • Page 27: Ice Making Sequence Of Operation

    SELF-CONTAINED AIR-COOLED RF0244/RF0266/RF0385/RF0388/RF0399 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.

  • Page 28: Self-Contained Air-Cooled Rf0650/Rf1200/Rf2300

    SELF-CONTAINED AIR-COOLED RF0650/RF1200/RF2300 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. High Pressure Cut-out Switch C. Ice Chute Safety Switch D.

  • Page 29: Quietqube Remote Air-Cooled Models With Remote Condensing Units Rf1200C/Rf2300C

    QUIETQUBE REMOTE AIR-COOLED MODELS WITH REMOTE CONDENSING UNITS RF1200C/RF2300C Part Number 000007661 7/10...

  • Page 30: Self-Contained Air-Cooled & Water-Cooled Rn0400

    SELF-CONTAINED AIR-COOLED & WATER-COOLED RN0400 NOTE: Ice machines use an auger to remove ice from the evaporator. Occasional noises (creaks, groans, squeaks, or pops) are a normal part of the ice making process. Operation The ice machine will not start until: A.

  • Page 31: Self-Contained Air-Cooled & Water-Cooled Rn1000/Rn1400

    SELF-CONTAINED AIR-COOLED & WATER-COOLED RN1000/RN1400 NOTE: Ice machines use an auger to remove ice from the evaporator. Occasional noises (creaks, groans, squeaks, or pops) are a normal part of the ice making process. Operation The ice machine will not start until: A.

  • Page 32: Quietqube Remote Air-Cooled Models With Remote Condensing Units Rn1000C/Rn1200C

    QUIETQUBE REMOTE AIR-COOLED MODELS WITH REMOTE CONDENSING UNITS RN1000C/RN1200C NOTE: Ice machines use an auger to remove ice from the evaporator. Occasional noises (creaks, groans, squeaks, or pops) are a normal part of the ice making process. Operation The ice machine will not start until: A.
  • Page 33 Ice Production/Quality Check QUALITY CHECK Ice quality varies with ambient and water temperatures, and is measured by the amount of water in the ice. Generally speaking, higher incoming water temperature results in lower ice quality. Lower water temperature results in higher ice quality. ICE PRODUCTION CHECK NOTE: Ice production checks that are within 10% of the charted capacity are considered normal due to...

  • Page 34: Thermostat Settings

    Thermostat Settings RF MODELS Bin Thermostat: The bin thermostat sensing bulb is located in the ice chute on modular models and in the bin thermostat holder on the right side of the bin on self storage models. The bin thermostat turns the ice machine on and off as the level of ice in the bin changes.
  • Page 35 Thermostat Setting Chart Bin Thermostat Evaporator Model Setting Thermostat Setting RF0244 RF0266 RF0388 RF0399 RF0300 RF0650 RF1200 RF2300 Part Number 000007661 7/10...
  • Page 36 Part Number 000007661 7/10...

  • Page 37: Troubleshooting

    Troubleshooting Electrical Flowcharts Diagnostic troubleshooting for the ice machine involves following flowcharts that are dependant on symptoms of the failed machine. Follow the flowcharts for the failure symptom and model you are working on. NOTE: Refer to the sequence of operation to determine where in the sequence the ice machine has failed.

  • Page 38: Rf0244/Rf0266Rf0385//Rf00388/Rf0399 Air & Water

    RF0244/RF0266RF0385//RF00388/RF0399 AIR & WATER Electrical Flowchart – RF0244/RF0266/5)RF0388/RF0399 Air & Water Power Supplied to Ice Plug In Ice Machine, Reset Breaker Machine? Toggle Switch In ON Move Switch To ON Position Position? Switch Illuminated? Replace Switch...
  • Page 39 Bin Thermostat Ice Contacting Adjusting Closes Replace Thermostat Closed? Thermostat? Thermostat? Remove Ice - Allow Verify New Setting Cycles To Warm And Retest Machine On/Off Evaporator Safety Adjusting Closes Evaporator Cold? Replace Thermostat Thermostat Closed? Thermostat? Allow Evaporator To Verify New Setting Cycles Machine On/Off Warm And Retest...
  • Page 40 Replace Switch or Float Assembly Water Level Switch Closed? Reservoir Full Of Power To Water Repair Wiring Water? Inlet Valve? Restore Water Supply / Replace Water Inlet Valve Low Water Level Replace Switch or Float Assembly Switch Closed?
  • Page 41 Line Voltage To Remove Auger Gear Motor Runs? Gear Motor Runs? Gear motor? From Evaporator Repair Wiring Replace Gear Motor Ice In Evaporator? Thaw Evaporator Line Voltage To Wiring From Compressor Relay Replace Gear Motor Rebuild Gearmotor Intact? Coil? Evaporator Repair Wiring...
  • Page 42 Relay Closed? Replace Relay Line Voltage To Repair Wiring Compressor? Verify: Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Water cooled only: Water Regulating Valve Functions...

  • Page 43: Rf0300 Air & Water

    RF0300 AIR & WATER Electrical Flowchart – RF0300 Air & Water Power Supplied to Ice Plug In Ice Machine, Reset Breaker Machine? Toggle Switch In ON Move Switch To ON Position Position? Switch Illuminated? Replace Switch...
  • Page 44 Bin Thermostat Ice Contacting Adjusting Closes Replace Thermostat Closed? Thermostat? Thermostat? Remove Ice - Allow Verify New Setting Cycles To Warm And Retest Machine On/Off Evaporator Safety Adjusting Closes Evaporator Cold? Replace Thermostat Thermostat Closed? Thermostat? Allow Evaporator To Verify New Setting Cycles Machine On/Off Warm And Retest Chute Switch...
  • Page 45 Replace Switch or Float Assembly Water Level Switch Closed? Reservoir Full Of Power To Water Repair Wiring Water? Inlet Valve? Restore Water Supply / Replace Water Inlet Valve Low Water Level Replace Switch or Float Assembly Switch Closed?
  • Page 46 Disconnect Line Voltage To Gear Motor Runs? Evaporator From Gear Motor Runs? Gear motor? Gear Motor Repair Wiring Replace Gear Motor Ice In Evaporator? Thaw Evaporator Gear Motor Line Voltage To Centrifugal Switch Repair Wiring Compressor Time Rebuild Closed? Delay? Replace Evaporator Replace Gear Motor...
  • Page 47 10 Minute Time Wait 10 Minutes - Do Not Install Delay Expired? Compressor Time Delay Jumper Repair Wiring Install Line Voltage To Compressor Time Compressor Contactor Power To Contactor Coil? Coil? Delay Jumper Replace Time Delay Relay Contactor Closed? Replace Contactor Verify: Repair Wiring Compressor Overload is Closed...

  • Page 48: Rf0650/Rf1200 Air & Water

    RF0650/RF1200 AIR & WATER Electrical Flowchart - RF0650/RF1200 Air & Water Power Supplied to Ice Plug In Ice Machine, Reset Breaker Machine? Toggle Switch In ON Move Switch To ON Position Position? Switch Illuminated? Replace Switch...
  • Page 49 Bin Thermostat Ice Contacting Adjusting Closes Replace Thermostat Closed? Thermostat? Thermostat? Verify New Setting Cycles Remove Ice - Allow To Warm And Retest Machine On/Off Low Pressure Refrigerant Pressure Evaporator Cold? Replace LPCO Control Closed? Below Cut-out? Repair Refrigerant Leak, Allow Evaporator To Warm And Retest Evacuate, Recharge...
  • Page 50 Chute Switch Ice Contacting Adjust Or Replace Actuator Functions? Closed? Actuator? Actuator Remove Ice And Replace Switch Retest Water Level Replace Switch or Float Assembly Switch Closed? Reservoir Full Of Power To Water Repair Wiring Water? Inlet Valve? Restore Water Supply / Replace Water Inlet Valve Low Water Level Replace Switch or Float Assembly Switch Closed?
  • Page 51 Disconnect Line Voltage To Gear Motor Runs? Evaporator From Gear Motor Runs? Gear motor? Gear Motor Replace Gear Motor Repair Wiring Ice In Evaporator? Thaw Evaporator 10 Minute Time Wait 10 Minutes - Do Not Install Delay Expired? Compressor Time Delay Jumper Rebuild Replace Evaporator...
  • Page 52 Install Line Voltage To Compressor Time Compressor Contactor Power To Contactor Coil? Repair Wiring Coil? Delay Jumper Contactor Closed? Replace Contactor Replace Rotation Sensor/Time Delay Relay Verify: Line Voltage To Compressor Overload is Closed Repair Wiring Compressor? Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Water cooled only:...

  • Page 53: Rf2300 Air & Water

    RF-2300 AIR & WATER Electrical Flowchart – RF2300 Air & Water Power Supplied Immediately Restore Power, Reset Breaker to Ice Machine? Trips? Toggle Switch In Off Position? Isolate And Ohm Each Toggle Switch In Move Switch To ON Position Trips Component - Then Each ON Position? Wire If Required...
  • Page 54 Bin Thermostat Ice Contacting Adjusting Closes Replace Thermostat Closed? Thermostat? Thermostat? Remove Ice - Allow Verify New Setting Cycles To Warm And Retest Machine On/Off High Pressure Refrigerant Pressure Resets? Replace HPCO Control Closed? Above Cut-out? Clean Condenser, Resets Clean Condenser, Check Fan Motor, &...
  • Page 55 Right Side Chute Ice Contacting Adjust Or Replace Actuator Functions? Switch Closed? Actuator? Actuator Remove Ice And Replace Switch Retest Low Pressure Refrigerant Pressure Evaporator Cold? Replace LPCO Control Closed? Below Cut-out? Allow Evaporator To Repair Refrigerant Leak, Warm And Retest Evacuate, Recharge Water Level Replace Switch or Float Assembly...
  • Page 56 Low Water Level Replace Switch or Float Assembly Switch Closed? Disconnect Line Voltage To Evaporator From Gear Motor Runs? Gear Motor Runs? Gear motor? Gear Motor Repair Wiring Replace Gear Motor Ice In Evaporator? Thaw Evaporator 10 Minute Time Wait 10 Minutes - Do Not Install Delay Expired? Compressor Time Delay Jumper Rebuild...
  • Page 57 Install Compressor Time Line Voltage To Power To Left Time Repair Wiring Delay Jumper On Left Delay Relay Coil? Delay Relay Coil? Left Evaporator Left Delay Relay Left Delay Relay Replace Left Rotation Replace Relay Contacts Closed? Contacts Closed? Sensor/Time Delay Install Compressor Time Power To Right Time...
  • Page 58 Line Voltage To Compressor Contactor Repair Wiring Coil? Contactor Closed? Replace Contactor Line Voltage To Repair Wiring Compressor? Verify: Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions Water cooled only: Water Regulating Valve Functions...

  • Page 60: Rn1000/Rn1400 Air & Water

    RN1000/RN1400 AIR & WATER Electrical Flowchart – RN100051 Air & Water Control Board CPU Rocker Switch in ON Turn On Switch Light Flashing? position? Control Board Power Supplied to Ice Plug In Ice Machine, Reset Breaker PWR Light On? Machine Control board? Replace Control Board Remove &...
  • Page 61 Time Delay Time Delay Light OFF? Wait For Delay To Expire Period Expired? Shuttle in up Light On Sensor Low Bin Light On? Check Wiring, Repair Or Replace position? Illuminated? Depress Reset Button On Control Board Replace Control Board If Required Ice Holding Repair Or Replace Shuttle Shuttle Open?
  • Page 62 Purge Rocker Switch Purge Light Off? Move Switch To Off Position In Off Position? Remove & Restore Line Line Voltage At Voltage, Then Depress No Power @ Solenoid Drain Solenoid? Reset Button On Control Board Replace Control Board Power @ Solenoid Water Drains From Clear Drain Or Replace Drain Solenoid Evaporator?
  • Page 63 Drain Clog Water In Drain Trough? Clear Drain Light Off? Disconnect Clean and Dry Light On Sensor From Light On Replace Control Board Drain Sensor Control Board Light Off Replace Sensor Light Off Test Run To Verify Operation Verify: Clearances & Ambient Are OK Filter &...
  • Page 64 Reset Breaker - Press Control Board Circuit Breaker On HI AMPS Light Off? Control Box Tripped? Reset Button To Clear Error Press Control Line Voltage To Replace Control Board Reset Button To Gear Motor? Board Clear Error Check Wires & Connections Gear Motor Runs? Replace Gear Motor Clean Ice Machine - Install Water Filter - Increase...
  • Page 65 Sensor Wires Low Water Connect Sensor Wires Connected? Light Off? Reservoir Full Water is Supplied? Restore Water Supply Of Water? Clean and Voltage @ Water Replace Water Inlet Valve Dry Water Inlet Valve? Level Probes Voltage @ Water Reservoir Full Inlet Valve? Of Water? Press Control Board Reset Button...
  • Page 66 Control Board Press Control Board Reset Button High Water Sending Line Voltage To Light Off? Replace Control Board Water Valve? Voltage @ Water Replace Water Inlet Valve Inlet Valve? Clean, Dry & Reinsert Water Water Flows Replace Sensor – Control Board if Required Level Probes Water Flow Stops Press Control Board Reset Button To Clear Error...
  • Page 67 Line Voltage @ Compressor Control Board Compressor Replace Control Board Running? Terminals Line Voltage At Repair Wiring Compressor? Verify: Compressor Compressor Overload is Closed Running? Start Components Function Compressor Windings Are OK Ice Has Excessive Test Run To Verify Operation Water Content? Verify Water Inlet Valve Closes 100% &...

  • Page 68: Rn1000C/Rn1200C Quietqube

    RN1000C/RN1200C QUIETQUBE REMOTE CONDENSING Electrical Flowcart – RN1000&51& QuietQube Remote Control Board CPU Rocker Switch in ON Turn On Switch Light Flashing? position? Control Board Power Supplied to Ice Plug In Ice Machine, Reset Breaker PWR Light On? Machine Control board? Replace Control Board Remove &...
  • Page 69 Time Delay Time Delay Light OFF? Wait For Delay To Expire Period Expired? Shuttle in up Light On Sensor Low Bin Light On? Check Wiring, Repair Or Replace position? Illuminated? Depress Reset Button On Control Board Replace Control Board If Required Ice Holding Repair Or Replace Shuttle Shuttle Open?
  • Page 70 Purge Rocker Switch Purge Light Off? Move Switch To Off Position In Off Position? Remove & Restore Line Line Voltage At Voltage, Then Depress No Power @ Solenoid Drain Solenoid? Reset Button On Control Board Replace Control Board Power @ Solenoid Water Drains From Clear Drain Or Replace Drain Solenoid Evaporator?
  • Page 71 Drain Clog Water In Drain Trough? Clear Drain Light Off? Disconnect Clean and Dry Light On Sensor From Light On Replace Control Board Drain Sensor Control Board Light Off Replace Sensor Light Off Test Run To Verify Operation Verify: Clearances & Ambient Are OK Press Control Board Reset High Pressure Condenser Is Clean...
  • Page 72 Reset Breaker - Press Control Board Circuit Breaker On HI AMPS Light Off? Control Box Tripped? Reset Button To Clear Error Press Control Line Voltage To Replace Control Board Reset Button To Gear Motor? Board Clear Error Check Wires & Connections Gear Motor Runs? Replace Gear Motor Clean Ice Machine - Install Water Filter - Increase...
  • Page 73 Low Water Sensor Wires Connect Sensor Wires Connected? Light Off? Reservoir Full Water is Supplied? Restore Water Supply Of Water? Clean and Voltage @ Water Dry Water Replace Water Inlet Valve Inlet Valve? Level Probes Voltage @ Water Reservoir Full Inlet Valve? Of Water? Press Control Board Reset Button...
  • Page 74 Control Board Press Control Board Reset Button High Water Sending Line Voltage To Light Off? Replace Control Board Water Valve? Voltage @ Water Replace Water Inlet Valve Inlet Valve? Clean, Dry & Reinsert Water Water Flows Replace Sensor – Control Board if Required Level Probes Water Flow Stops Press Control Board Reset Button To Clear Error...
  • Page 75 Line Voltage @ Compressor Control Board Compressor Replace Control Board Running? Terminals Line Voltage At Repair Wiring Liquid Line Solenoid Valve? Verify: Refrigerant Pressure is Higher Than LPCO Cut-in Both Shut-off Valves are Open Low Pressure Repair/Replace Liquid Line Solenoid Control Closed? Locate and Repair Refrigerant Leak Replace LPCO Switch...
  • Page 76 Contactor Coil Has Line Repair Wiring Voltage? Contactor Closed? Replace Contactor Line Voltage At Repair Wiring Compressor? Verify: Compressor Compressor Overload is Closed Running? Start Components Function Compressor Windings Are OK Test Run To Verify Operation...
  • Page 77 ELECTRILOWCHART - / Ice Has Excessive Test Run To Verify Operation Water Content? Verify Water Inlet Valve Closes 100% & Water Level Probe Functions...

  • Page 78: Rf1200C Quietqube

    RF1200C QUIETQUBE Electrical Flowchart - RF-1200C QuietQube Power Supplied Immediately Restore Power, Reset Breaker to Ice Machine? Trips? Toggle Switch In Test Run Off Position? Toggle Switch In ON Position? Isolate And Ohm Each Move Switch To ON Position TRIPS Component - Then Each Wire If Required Switch...
  • Page 79 Bin Thermostat Ice Contacting Adjusting Closes Replace Thermostat Closed? Thermostat? Thermostat? Remove Ice - Allow Verify New Setting Cycles To Warm And Retest Machine On/Off Chute Switch Ice Contacting Adjust Or Replace Actuator Functions? Closed? Actuator? Actuator Remove Ice And Replace Switch Retest Reservoir Full Of...
  • Page 80 Low Water Level Replace Switch or Switch Closed? Float Assembly Gear Motor Runs? Disconnect Evaporator From Replace Gear Motor Gear Motor Line Voltage To Gear Motor Runs? Gear motor? Ice In Repair Wiring Thaw Evaporator Evaporator? 10 Minute Time Wait 10 Minutes - Do Not Install Delay Expired? Compressor Time Delay Jumper Rebuild...
  • Page 81 Install Line Voltage To Compressor Time Power To Left Time Repair Wiring Left Delay Relay Coil? Delay Jumper On Delay Relay Coil? Left Evaporator Delay Relay Contacts Delay Relay Contacts Replace Rotation Replace Relay Closed? Closed? Sensor/Time Delay Replace Relay...
  • Page 82 High Pressure Refrigerant Pressure Resets? Control Closed? Above Cut-out? Replace HPCO Resets & Line Voltage To Trips Compressor Clean Condenser, Contactor Coil? Check Fan Motor, Clean Condenser, Check Fan Cycle Control & Check Fan Motor Refrigeration System Check Fan Cycle Control Replace Relay Low Pressure Control Closed?
  • Page 83 Contactor Replace Contactor Closed? Line Voltage To Repair Wiring Compressor? Verify: Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions...

  • Page 84: Rf2300C Quietqube

    RF2300C QUIETQUBE Electrical Flowchart - RF-2300C QuietQube Power Supplied Immediately Restore Power, Reset Breaker to Ice Machine? Trips? Toggle Switch In Test Run Off Position? Toggle Switch In ON Position? Isolate And Ohm Each Move Switch To ON Position TRIPS Component - Then Each Wire If Required Isolate And Ohm Switch...
  • Page 85 Bin Thermostat Ice Contacting Adjusting Closes Replace Thermostat Closed? Thermostat? Thermostat? Verify New Setting Cycles Remove Ice - Allow Machine On/Off To Warm And Retest Left Side Chute Ice Contacting Adjust Or Replace Actuator Functions? Switch Closed? Actuator? Actuator Remove Ice And Replace Switch Retest Right Side Chute...
  • Page 86 Water Level Replace Switch or Float Assembly Switch Closed? Reservoir Full Of Power To Water Water? Inlet Valve? Repair Wiring Restore Water Supply / Replace Water Inlet Valve Gear Motor Runs? Low Water Level Replace Switch or Float Assembly Switch Closed? Replace Gear Motor Disconnect Evaporator From...
  • Page 87 10 Minute Time Wait 10 Minutes - Do Not Install Delay Expired? Compressor Time Delay Jumper Install Line Voltage To Compressor Time Power To Left Time Repair Wiring Left Delay Relay Coil? Delay Jumper On Delay Relay Coil? Left Evaporator Left Delay Relay Left Delay Relay Replace Left Rotation...
  • Page 88 Repair Wiring Install Compressor Time Line Voltage To Power To Right Time Delay Jumper On Right Delay Relay Coil? Delay Relay Coil? Right Evaporator Right Delay Relay Contacts Closed? Right Delay Relay Replace Relay Contacts Closed? Replace Right Rotation Sensor/Time Delay Replace Relay...
  • Page 89 High Pressure Refrigerant Pressure Resets? Control Closed? Above Cut-out? Replace HPCO Resets & Trips Line Voltage To Clean Condenser, Compressor Check Fan Motor, Clean Condenser, Contactor Coil? Check Fan Cycle Control & Check Fan Motor Refrigeration System Check Fan Cycle Control Replace Relay Low Pressure Control Closed?
  • Page 90 Contactor Replace Contactor Closed? Line Voltage To Repair Wiring Compressor? Verify: Compressor Overload is Closed Start Components Function Fan Cycling Control Functions Condenser Fan Motor Functions...

  • Page 91: Capillary Tube Models

    Capillary Tube Models If the gear motor and/or compressor are not energized refer to Electrical Troubleshooting Refer to Operational Pressure Charts for normal pressures and temperatures Low on Overcharge of Non Condensable Restricted Capillary Refrigerant Refrigerant in System Tube Discharge Pressure High High Suction Pressure...

  • Page 92: Thermostatic Expansion Valve Models

    Thermostatic Expansion Valve Models If the gear motor and/or compressor are not energized refer to Electrical Troubleshooting Refer to Operational Pressure Charts for normal pressures and temperatures Overcharge Liquid Line Restriction, Flooding TXV or Low on Condensable In Suction Line Restriction, Loose Sensing Refrigerant Refrigerant...

  • Page 93: Bin Thermostat

    Component Specifications BIN THERMOSTAT Setting Cut-Out Cut-In 37°F ±1 43°F ±1 6°C ±.1 3°C ±.1 LOW TEMPERATURE THERMOSTAT (Evaporator safety thermostat) (RF0244/RF0266/RF0385/RF0388/RF0399/RF0300 ONLY) Setting Cut-Out Cut-In 37°F ±1 43°F ±1 6°C ±.1 3°C ±.1 HIGH PRESSURE CUTOUT (HPCO) CONTROL Model...

  • Page 94: Low Pressure Cutout (Lpco) Control

    RF1200C/RCU1275 (.8 bar ±.2) (2.4 bar ±.4) RF2300C/RCU2375 FAN CYCLE CONTROL Model Cut-Out (Open) Cut-In (Close) 230±5 250 ±5 RF0244 (16 bar ±.34) (17.2 bar ±.34) 230±5 250 ±5 RF0266 (16 bar ±.34) (17.2 bar ±.34) 260 ±5 280 ±5 RF0385 (18.1 bar ±.34)

  • Page 95: Filter-Driers

    FILTER-DRIERS 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. Important Driers are covered as a warranty part. The drier must be replaced any time the system is opened for repairs.

  • Page 96: Total System Refrigerant Charge

    TOTAL SYSTEM REFRIGERANT CHARGE Important This information is for reference only. Refer to the ice machine serial number tag to verify the system charge. Serial plate information overrides information listed on this page. Model Refrigerant Charge RF0244A 7.5 oz / 210 g RF0266A 7.5 oz / 210 g RF0385A...

  • Page 97: Cycle Times/24-Hour Ice Production/Refrigerant Pressure Charts

    Charts Cycle Times/24-Hour Ice Production/ Refrigerant Pressure Charts These charts are used as guidelines to verify correct ice machine operation. Accurate collection of data is essential to obtain the correct diagnosis. • Zero out manifold gauge set before obtaining pressure readings to avoid misdiagnosis. •...

  • Page 98: Rf0244A

    RF0244A SELF STORAGE AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 182lbs 7.86 90°F/70°F 150 lbs 7.86 21°C/10°C 83 kgs 7.86 32°C/21°C 68 kgs 7.86 OPERATING PRESSURES PSIG &...

  • Page 99: Rf0266A

    RF0266A SELF STORAGE AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 182lbs 7.86 90°F/70°F 150 lbs 7.86 21°C/10°C 83 kgs 7.86 32°C/21°C 68 kgs 7.86 OPERATING PRESSURES PSIG &...

  • Page 100: Rf0385A

    RF0385A SELF STORAGE AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 6.41 90°F/70°F 5.79 21°C/10°C 32°C/21°C OPERATING PRESSURES PSIG & kPa Freeze Cycle Air Temperature Entering Discharge Suction...

  • Page 101: Rf0388A

    RF0388A SELF STORAGE AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 332 lbs 6.41 90°F/70°F 270 lbs 6.41 21°C/10°C 151 kgs 6.41 32°C/21°C 122 kgs 6.41 OPERATING PRESSURES PSIG &...

  • Page 102: Rf0399A

    RF0399A SELF STORAGE AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 332 lbs 6.41 90°F/70°F 270 lbs 6.41 21°C/10°C 151 kgs 6.41 32°C/21°C 122 kgs 6.41 OPERATING PRESSURES PSIG &...

  • Page 103: Rf0300A

    RF0300A SELF CONTAINED AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 311 lbs 6.48 90°F/70°F 259 lbs 6.48 21°C/10°C 141 kgs 6.48 32°C/21°C 117 kgs 6.48 OPERATING PRESSURES PSIG &...

  • Page 104: Rf0650A

    RF0650A AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 688 lbs 5.06 90°F/70°F 540 lbs 5.06 21°C/10°C 312 kgs 5.06 32°C/21°C 245 kgs 5.06 OPERATING PRESSURES PSIG & kPa Freeze Cycle Air Temperature Entering...

  • Page 105: Rf1200A

    RF1200A AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 1186 lbs 5.63 90°F/70°F 864 lbs 5.63 21°C/10°C 538 kgs 5.63 32°C/21°C 392 kgs 5.63 OPERATING PRESSURES PSIG & kPa Freeze Cycle Air Temperature Entering...

  • Page 106: Rf1200W

    RF1200W WATER-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION Air Temperature 24 hour kWh/100 lbs Around Ice Machine kWh/45 kg Ice Production °F/°C 70°F/50°F 1204 lbs 4.11 90°F/70°F 1004 lbs 4.11 21°C/10°C 546 kgs 4.11 32°C/21°C 455 kgs 4.11 OPERATING PRESSURES PSIG &...

  • Page 107: Rf2300A

    RF2300A AIR-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION 24 hour Air Temperature/ kWh/100 lbs kWh/45 kg Water Temperature Ice Production 70°F/50°F 2291 6.04 90°F/70°F 1717 6.04 21°C/10°C 1039 kgs 6.04 32°C/21°C 779 kgs 6.04 OPERATING PRESSURES PSIG & kPa Freeze Cycle Air Temperature Entering...

  • Page 108: Rf2300W

    RF2300W WATER-COOLED Characteristics will vary depending on operating conditions. ICE PRODUCTION Air Temperature 24 hour kWh/100 lbs Around Ice Machine kWh/45 kg Ice Production °F/°Ce 70°F/50°F 2291 6.04 90°F/70°F 1717 6.04 21°C/10°C 1039 kgs 6.04 32°C/21°C 779 kgs 6.04 OPERATING PRESSURES PSIG & kPa Freeze Cycle Air Temperature Around Ice Machine...

  • Page 109: Rn1000A

    RN1000A AIR-COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Entering Condenser 50/10 60/16 70/21 80/27 90/32 °F/°C 60°F 1135 1070 1015 16°C 70°F 1100 1000 21°C 80°F 27°C 90°F 32°C 100°F 38°C OPERATING PRESSURES PSIG/kPa Air Temperature...

  • Page 110: Rn1000W

    RN1000W WATER-COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Around Ice Machine 50/10 60/16 70/21 80/27 90/32 °F/°C 60°F 1071 1025 16°C 70°F 1035 21°C 80°F 27°C 90°F 32°C 100°F 38°C OPERATING PRESSURES PSIG/kPa Air Temperature Freeze Cycle...

  • Page 111: Rn1400A

    RN1400A AIR-COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Entering Condenser 50/10 60/16 70/21 80/27 90/32 °F/°C 60°F 1462 16°C 70°F 1456 21°C 80°F 27°C 90°F 1100 32°C 110°F 43°C OPERATING PRESSURES PSIG/kPa Air Temperature Freeze Cycle Around Ice...

  • Page 112: Rn1400W

    RN1400W WATER-COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Around Ice Machine 50/10 60/16 70/21 80/27 90/32 °F/°C 50°F 1606 10°C 70°F 1514 21°C 80°F 27°C 90°F 1100 32°C 110°F 1151 43°C OPERATING PRESSURES PSIG/kPa Air Temperature...

  • Page 113: Rn1078C

    RN1078C QUIETQUBE REMOTE AIR COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Around Ice Machine 50/10 60/16 70/21 80/27 90/32 °F/°C -20°F 1120 -29°C 70°F 21°C 90°F 32°C 120°F 49°C OPERATING PRESSURES PSIG/kPa Air Temperature Freeze Cycle Around Ice...

  • Page 114: Rn1278C

    RN1278C QUIETQUBE REMOTE AIR COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Around Ice Machine 50/10 60/16 70/21 80/27 90/32 °F/°C 50°F 1201 10°C 70°F 1138 21°C 90°F 32°C 120°F 49°C OPERATING PRESSURES PSIG/kPa Air Temperature Freeze Cycle...

  • Page 115: Rf1278C

    RF1278C QUIETQUBE REMOTE AIR COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Around Ice Machine 50/10 60/16 70/21 80/27 90/32 °F/°C -20°F 1413 -29°C 70°F 1182 21°C 90°F 32°C 120°F 49°C OPERATING PRESSURES PSIG/kPa Air Temperature Freeze Cycle...

  • Page 116: Rf2378C

    RF2378C QUIETQUBE REMOTE AIR COOLED Characteristics will vary depending on operating conditions 24-HOUR ICE PRODUCTION IN LB/KG Water Temperature Temperature °F/°C Around Ice Machine 50/10 60/16 70/21 80/27 90/32 °F/°C -20°F 2448 -29°C 1110 70°F 2137 21°C 90°F 1748 32°C 120°F 1118 49°C...

  • Page 117: Wiring Diagrams

    Diagrams Wiring Diagrams The following pages contain electrical wiring diagrams. Be sure you are referring to the correct diagram for the ice machine you are servicing. Warning Always disconnect power before working on electrical circuitry. Part Number 000007661 7/10...

  • Page 118: Rf0244/Rf0266/Rf0385/Rf0388/Rf0399 Air-Cooled

    RF0244/RF0266/RF0385/RF0388/RF0399 AIR-COOLED Refer to Nameplate for Voltage Rating Part Number 000007661 7/10...
  • Page 119 WIRING DIAGRAM LEGEND RF0244/RF266/RF0385/RF0388/RF0399 Gear Motor Compressor Condenser fan motor Water Inlet valve Evaporator low temperature safety Low water level safety Bin thermostat High temperature limit (snap disc) Fan cycle control Water level switch Compressor relay On/Off switch Gear motor centrifugal switch...

  • Page 120: Rf0300 Air-Cooled

    RF0300 AIR-COOLED Refer to Nameplate for Voltage Rating Part Number 000007661 7/10...
  • Page 121 WIRING DIAGRAM LEGEND RF0300 Gear Motor Compressor Condenser fan motor Water inlet valve Evaporator low temperature safety Low water level safety Bin thermostat Fan cycle control Water level switch Ice chute safety switch Compressor relay On/Off switch Compressor time delay Gear motor centrifugal switch Compressor time delay by-pass Wire Color Designation...

  • Page 122: Rf0650 - Rf1200 Air-Cooled

    RF0650 - RF1200 AIR-COOLED Refer to Nameplate for Voltage Rating Part Number 000007661 7/10...
  • Page 123 WIRING DIAGRAM LEGEND RF0650 - RF1200 Gear Motor Compressor Condenser fan motor Water inlet valve Low water level safety Bin thermostat Fan cycle control Contactor Water level switch Ice chute safety switch High pressure cut out Compressor relay On/Off switch Compressor time delay Low pressure cut out Rotation sensor...

  • Page 124: Rf1200 Water-Cooled

    RF1200 WATER-COOLED Refer to Nameplate for Voltage Rating Part Number 000007661 7/10...
  • Page 125 WIRING DIAGRAM LEGEND RF1200 WATER Gear Motor Compressor Condenser fan motor Water inlet valve Low water level safety Bin thermostat Fan cycle control Contactor Water level switch Ice chute safety switch High pressure cut out Compressor relay On/Off switch Compressor time delay Low pressure cut out Rotation sensor Compressor time delay by-pass...

  • Page 126: Rf2300 Air-Cooled & Water-Cooled

    RF2300 AIR-COOLED & WATER-COOLED Refer to Nameplate for Voltage Rating Part Number 000007661 7/10...
  • Page 127 WIRING DIAGRAM LEGEND RF2300 AIR-COOLED Gear Motor Compressor Condenser fan motor (air-cooled only) Water inlet valve Low water level safety Bin thermostat Fan cycle control Contactor Water level switch Ice chute safety switch High pressure cut out On/Off switch Compressor time delay Low pressure cut out Compressor time delay relay Rotation sensor...

  • Page 128: Rn1000/Rn1400 Air & Water Cooled

    RN1000/RN1400 AIR & WATER COOLED CPU (G) LO WATER (R) HI WATER (R) DRAIN CLOG (R) LO PRESS (R) CONTROL PC BOARD HI PRESS (R) HI AMPS (R) SERVICE (R) PURGE (Y) CLEANING (Y) TIME DELAY (Y) REFRIG ON (G) AUGER ON (G) LOW BIN (G) POWER (G)

  • Page 129: Rn1000C Quietqube Head Section

    RN1000C QUIETQUBE HEAD SECTION CPU (G) LO WATER (R) HI WATER (R) DRAIN CLOG (R) CONTROL PC BOARD LO PRESS (R) HI PRESS (R) HI AMPS (R) SERVICE (R) PURGE (Y) CLEANING (Y) TIME DELAY (Y) REFRIG ON (G) AUGER ON (G) LOW BIN (G) POWER (G) Part Number 000007661 7/10...

  • Page 130: Rn1200C Quietqube Head Section

    RN1200C QUIETQUBE HEAD SECTION Part Number 000007661 7/10...
  • Page 131 WIRING DIAGRAM LEGEND RN1200C Gear Motor Water inlet valve Low water level safety Bin thermostat Water level switch Ice chute safety switch Compressor Relay On/Off switch Rotation sensor Compressor time delay by-pass Solenoid Valve Wire Color Designation White Blue Grey Brown Black Violet...

  • Page 132: Rn2300C Quietqube Head Section

    RN2300C QUIETQUBE HEAD SECTION Part Number 000007661 7/10...
  • Page 133 WIRING DIAGRAM LEGEND RN2300C Gear Motor Water inlet valve Low water level safety Bin thermostat Water level switch Ice chute safety switch Compressor Relay On/Off switch Rotation sensor Compressor time delay by-pass Solenoid Valve Wire Color Designation White Blue Grey Brown Black Orange...

  • Page 134: Rcu Condensing Unit 1Ph

    RCU CONDENSING UNIT 1PH Part Number 000007661 7/10...

  • Page 135: Rcu Condensing Unit 3Ph

    RCU CONDENSING UNIT 3PH Part Number 000007661 7/10...

  • Page 136: Refrigeration Tubing Schematics

    Refrigeration Tubing Schematics RF0244/RF0266/RF0388/RF0399 RF0300/RF0650 AIR-COOLED Part Number 000007661 7/10...
  • Page 137 TUBING DIAGRAM LEGEND Compressor Condenser Liquid Line Drier Capillary tube Accumulator Heat Exchanger Evaporator Part Number 000007661 7/10...

  • Page 138: Rf1200 Air-Cooled

    RF1200 AIR-COOLED Part Number 000007661 7/10...
  • Page 139 TUBING DIAGRAM LEGEND Compressor Condenser Liquid Line Drier Liquid Line Solenoid Valve Suction Accumulator Thermostatic Expansion Valve Liquid Accumulator Evaporator Part Number 000007661 7/10...

  • Page 140: Rf1200 Water-Cooled

    RF1200 WATER-COOLED Part Number 000007661 7/10...
  • Page 141 TUBING DIAGRAM LEGEND Compressor Condenser Liquid Line Drier Liquid Line Solenoid Valve Suction Accumulator Thermostatic Expansion Valve Liquid Accumulator Evaporator Part Number 000007661 7/10...

  • Page 142: Rf2300 Air-Cooled

    RF2300 AIR-COOLED Part Number 000007661 7/10...
  • Page 143 TUBING DIAGRAM LEGEND Compressor Condenser Liquid Line Drier Liquid Line Solenoid Valve Suction Accumulator Thermostatic Expansion Valve Liquid Accumulator Evaporator Part Number 000007661 7/10...

  • Page 144: Rf2300 Water-Cooled

    RF2300 WATER-COOLED Part Number 000007661 7/10...
  • Page 145 TUBING DIAGRAM LEGEND Compressor Condenser Liquid Line Drier Liquid Line Solenoid Valve Suction Accumulator Thermostatic Expansion Valve Liquid Accumulator Evaporator Part Number 000007661 7/10...

  • Page 146: Rn1000/Rn1400 Air & Water-Cooled

    RN1000/RN1400 AIR & WATER-COOLED Part Number 000007661 7/10...
  • Page 147 TUBING DIAGRAM LEGEND Compressor Condenser (air or water cooled) Liquid Line Drier Heat Exchanger Thermostatic Expansion Valve Evaporator Part Number 000007661 7/10...

  • Page 148: Rn1000C Quietqube Head Section & Rcu1075 Condensing Unit

    RN1000C QUIETQUBE HEAD SECTION & RCU1075 CONDENSING UNIT Part Number 000007661 7/10...
  • Page 149 TUBING DIAGRAM LEGEND Compressor Check Valve Head Pressure Control Valve Condenser (air or water cooled) Receiver Condensing unit Liquid Line Drier Liquid Line Shut-off Valve Ice Machine Liquid Line Drier Liquid Line Solenoid Valve Thermostatic Expansion Valve Evaporator S Trap (20’ + Rise Only) Suction Line Shut-off Valve Suction Line Filter Suction Accumulator...

  • Page 150: Rn1200C Quietqube Head Section & Rcu1275 Condensing Unit

    RN1200C QUIETQUBE HEAD SECTION & RCU1275 CONDENSING UNIT Part Number 000007661 7/10...
  • Page 151 TUBING DIAGRAM LEGEND Compressor Check Valve Head Pressure Control Valve Condenser (air or water cooled) Receiver Condensing unit Liquid Line Drier Liquid Line Shut-off Valve Ice Machine Liquid Line Drier Liquid Line Solenoid Valve Thermostatic Expansion Valve Evaporator Suction Line Shut-off Valve Suction Line Filter Suction Accumulator Part Number 000007661 7/10...

  • Page 152: Rn2300C Quietqube Head Section & Rcu2375 Condensing Unit

    RN2300C QUIETQUBE HEAD SECTION & RCU2375 CONDENSING UNIT Part Number 000007661 7/10...
  • Page 153 TUBING DIAGRAM LEGEND Compressor Check Valve Head Pressure Control Valve Condenser (air or water cooled) Receiver Condensing unit Liquid Line Drier Liquid Line Shut-off Valve Ice Machine Liquid Line Drier Liquid Line Solenoid Valve Thermostatic Expansion Valve Evaporator Liquid Accumulator Suction Line Shut-off Valve Suction Line Filter Suction Accumulator...
  • Page 154 This Page Intentionally Left Blank Part Number 000007661 7/10...
  • Page 156 Manitowoc Ice 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.manitowocice.com © 2010 Manitowoc Part Number 000007661 7/10...

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