Related Manuals for Welbilt Manitowoc UFK Series
Summary of Contents for Welbilt Manitowoc UFK Series
- Page 1 Flake and Nugget Model Ice Machines UFK, UNK, RFK, RNK Installation, Operation and Maintenance Manual Original Document Caution Read this instruction before operating this equipment Part Number 000016034 Rev 00 07/19...
- Page 3 Safety Notices Definitions Safety Notices DANGER Indicates a hazardous situation that, if not avoided, will Read these precautions to prevent personal injury: result in death or serious injury. This applies to the most • Read this manual thoroughly before operating, extreme situations.
- Page 4 Warning Follow these precautions to prevent personal injury during installation of this equipment: • Installation must comply with all applicable equipment • Legs or casters must be installed and the legs/casters fire and health codes with the authority having must be screwed in completely. When casters are jurisdiction.
- Page 5 DANGER Follow these flammable refrigeration system requirements during installation, use or repair of this equipment. • Refer to nameplate - Ice machine models may contain • All lockout and tag out procedures must be followed up to 150 grams of R290 (propane) refrigerant. R290 when working on this equipment.
- Page 6 Warning Warning Follow these electrical requirements during installation of Follow these precautions to prevent personal injury while this equipment. operating or maintaining this equipment: • All field wiring must conform to all applicable codes of • Read this manual thoroughly before operating, the authority having jurisdiction.
- Page 7 DANGER Follow these precautions to prevent personal injury during use and maintenance of this equipment: • It is the responsibility of the equipment owner to perform • Units with two power cords must be plugged into a Personal Protective Equipment Hazard Assessment individual branch circuits.
- Page 8 THIS PAGE INTENTIONALLY LEFT BLANK...
-
Page 9: Table Of Contents
Table of Contents Safety Notices Safety Notices ........................3 Section 1 General Information Model Numbers ......................11 Flake Undercounter Models ..................11 RFK2500 Bin Adapter Installation .................. 12 Warranty Information...................... 12 Warranty Registration ....................12 Arctic Pure Water Filter System ..................12 Manitowoc Cleaner and Sanitizer .................. - Page 10 Table of Contents (continued) Section 3 Operation Bin Thermostat and Evaporator Low Temperature Safety Adjustment Chart ....23 Thermostat Adjustment for Altitude ................23 Altitude Adjustment Chart .................... 23 UF0244/UF0200/UF0350/UF0388/UF0399 & UN0200/UN0300 Operation ...... 24 RF0320 & RN0320 Operation ................... 24 RN0620/RF0620/RN1100/RF1300/RF2500 &...
-
Page 11: General Information
Section 1 General Information Model Numbers This manual covers the following models: FLAKE UNDERCOUNTER MODELS NUGGET UNDERCOUNTER MODELS Self-Contained Air-Cooled Self-Contained Air-Cooled R452A R290 R452A R290 UFK0244A UFP0244A UNK0200A UNP0200A UFK0200A UFP0200A UNK0300A UNP0300A UFK0350A UFK0388A UFP0388A UFK0399A UFP0399A R452A Refrigerant Models Self-Contained Self-Contained Rack Unit... -
Page 12: Rfk2500 Bin Adapter Installation
General Information Section 1 Adapters Arctic Pure Water Filter System Engineered specifically for Manitowoc ice machines. This RFK2500 BIN ADAPTER INSTALLATION water filter is an efficient, dependable, and affordable Warning method of inhibiting scale formation, filtering sediment, and removing chlorine taste and odor. PERSONAL INJURY POTENTIAL RFK2500 ice machines are not approved for use on B or Manitowoc Cleaner and Sanitizer... -
Page 13: Installation Instructions
Section 2 Installation Instructions Location of Ice Machine Installation Requirements The location selected for the ice machine must meet the • The ice machine and bin must be level. following criteria. If any of these criteria are not met, select •... -
Page 14: Water And Drain Requirements
Installation Instructions Section 2 Water and Drain Requirements COOLING TOWER APPLICATIONS A water cooling tower installation does not require POTABLE WATER REQUIREMENTS modification of the ice machine. The water regulator valve for the condenser continues to control the refrigeration Follow these guidelines to install water inlet lines: discharge pressure. -
Page 15: Water Supply And Drain Line Sizing/Connections
Section 2 Installation Instructions WATER SUPPLY AND DRAIN LINE SIZING/CONNECTIONS Water Temp Water Pressure Location Fitting/Min Tubing Size Min/Max Min/Max Potable 3°/32°C 100/552 kPA 3/8" FPT Water Inlet Potable 1/2" MPT Water Drain Condenser 3/8" FPT 3°/32°C 138/1034 kPA Water Inlet RF2500 = 1/2"... -
Page 16: Electrical Service
Installation Instructions Section 2 Electrical Service GROUND FAULT CIRCUIT INTERRUPTER We do not recommend the use of a GFCI/GFI circuit Warning protection with our equipment. If a GFCI/GFI is required by code, use a GFCI/GFI breaker rather than outlet which is All wiring must conform to local, state and national codes. -
Page 17: Maximum Breaker Size & Minimum Circuit Amperage Chart
Section 2 Installation Instructions Maximum Breaker Size & Minimum Circuit Amperage Chart Important Due to continuous improvements, this information is for reference only. Please refer to the ice machine serial number tag to verify electrical data. Serial tag information overrides information listed on this page. Air-Cooled Water-Cooled QuietQube... -
Page 18: Refrigeration System Installation Remote Condensing Unit
Installation Instructions Section 2 Refrigeration System Installation Important Remote Condensing Unit Manitowoc remote systems are only approved and QuietQube® Remote Condensing warranted as a complete new package. Warranty on the Line Set* Ice Machine Unit refrigeration system will be void if a new ice machine RNF1100C RCUF1000 RC-21... -
Page 19: Refrigeration Line Set Installation Remote Condensing Unit Only
Section 2 Installation Instructions Refrigeration Line Set Installation A. LINE SET LENGTH Remote Condensing Unit Only 30.5 m Length: The maximum measured length the line set can be. Refrigeration line set installations consist of vertical and The receiver is designed to hold a charge sufficient to horizontal line set distances between the ice machine and operate the ice machine in ambient temperatures between the condensing unit. -
Page 20: Suction Line Oil Traps
Installation Instructions Section 2 C. SUCTION LINE OIL TRAPS Step 4 Connecting the line set To prevent oxidation of the copper, purge line set and Caution condensing unit with dry nitrogen while brazing. Do not form unwanted traps in refrigeration lines. Never A. - Page 21 Section 2 Installation Instructions Step 5 Pressure Test and Evacuate Line Set and Ice Important Machine Head Section All refrigeration valve caps must be reinstalled to prevent • Pressure testing and evacuation can be performed from future refrigeration leaks. the ice machine head section or CVD condensing unit shut-off valves.
-
Page 22: Installation Check List
Installation Instructions Section 2 Installation Check List All Manitowoc ice machines are factory-operated and Has the ice machine been installed where the incoming adjusted before shipment. Adjustments and maintenance water temperature will remain in the range of 3° - 32°C? procedures outlined in this manual are the responsibility of ... -
Page 23: Operation
Section 3 Operation Thermostat Adjustment for Altitude NOTE: Flake and nugget ice machines use an auger to remove ice from the evaporator. Occasional noises (creaks, Installation at altitude will require an adjustment to allow the groans, squeaks, or pops) are a normal part of the ice making ice machine to operate according to the thermostat setting process. -
Page 24: Uf0244/Uf0200/Uf0350/Uf0388/Uf0399 & Un0200/Un0300 Operation
Operation Section 3 UF0244/UF0200/UF0350/UF0388/UF0399 & RN0620/RF0620/RN1100/RF1300/RF2500 & UN0200/UN0300 Operation RF1220/RF2200 Operation The ice machine will not start until: The ice machine will not start until: A. The rocker switch is moved to “ON”. A. The rocker switch is moved to “ON”. B. -
Page 25: Maintenance
Section 4 Maintenance Interior Cleaning and Sanitizing Cleaning/Sanitizing Procedure Maintenance procedures covered in this manual are not Use Metal Safe Ice Machine Cleaner, part number covered by the warranty. 000000084. Use Ice Machine Sanitizer part number 9405653. Caution Step 1 Remove front and top covers and set the toggle Use only Manitowoc approved Metal Safe Ice Machine switch to the OFF position. -
Page 26: Procedure To Clean Heavily Scaled Flake Ice Machines
Maintenance Section 4 Procedure to Clean Heavily Scaled Flake Ice Step 10 Refer to Removal of Parts for Cleaning/Sanitizing Machines and disassemble parts for hand cleaning/sanitizing. • Hand clean all parts. Step 1 Remove front and top covers and set the toggle switch to the OFF position. -
Page 27: Removal Of Parts For Cleaning/Sanitizing
Section 4 Maintenance Removal of Parts for Cleaning/Sanitizing ICE CHUTE REMOVAL RF0320/RN0320/RN0620/RF0620/RN1100/RF1300/RF2500 Warning & RF1220/RF220 Only Disconnect electric power to the ice machine at the Place the toggle switch in the OFF position, turn off the water electric switch box and wear rubber gloves and safety supply and disconnect electrical power to the ice machine. -
Page 28: Air-Cooled Condenser Cleaning
Maintenance Section 4 Air-Cooled Condenser Cleaning Removal from Service/Winterization 1. Clean and sanitize the ice machine. Warning 2. Press the power button and turn off the ice machine. Disconnect electric power to the ice machine and the 3. Turn off the water supply, disconnect and drain the remote condenser at the electric service switch before incoming ice-making water line at the rear of the ice cleaning the condenser. -
Page 29: Troubleshooting
Section 5 Troubleshooting Checklist If a problem arises during operation of your ice machine, follow the checklist below before calling service. Routine adjustments and maintenance procedures are not covered by the warranty. Problem Possible Cause To Correct No electrical power to the ice machine and/or Replace the fuse/reset the breaker/turn on condensing unit. - Page 30 Troubleshooting Section 5 THIS PAGE INTENTIONALLY LEFT BLANK Part Number 000016034 Rev 00 07/19...
- Page 32 WWW.MANITOWOCICE.COM WWW.WELBILT.COM Welbilt provides the world’s top chefs, and premier chain operators or growing independents with industry leading equipment and solutions. Our cutting-edge designs and lean manufacturing tactics are powered by deep knowledge, operator insights, and culinary expertise. All of our products are backed by KitchenCare® – our aftermarket, repair, and parts service.
Need help?
Do you have a question about the Manitowoc UFK Series and is the answer not in the manual?
Questions and answers