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U-Line CO2075DWR - page 1
Service and Parts Manual Supplement For Models • 2075DWRR • CO2075DWR • 2075DWRWC U-Line Cor poration U-Line Cor poration 8900 Nor th 55th Street PO Bo x 245040 Milwauk ee, WI 53223 Milwauk ee, WI 53224-9540 www .U-LineSer vice.com Phone (414) 354-0300 • F AX (414) 354-7905 Ser vice & P ar ts T ech Lines Phone (800) 779-2547 • F AX (4 ...
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U-Line CO2075DWR - page 2
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INTRODUCTION 1 Design ■ Features ■ Performance General Information 2075DWRR 2075DWRWC CO2075DWR ...
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NOTES 2 Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 5
INTRODUCTION Three generations of pride and quality manufacturing and design improvements are built into all U-Line products. The result: U-Line leads the market with innovative technology and superior craftsmanship. This manual contains specific instructions for servicing the U-Line Échelon 2075DWRR, CO2075DWR and 2075DWRWC. Potential Problems W ...
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U-Line CO2075DWR - page 6
SERIAL NUMBER FORMA T The serial number is divided into four segments. A typical serial number is 031234-01-5678. The first two digits of the first segment, 03, represent the year the unit was made. The next four digits, 1234, represent the shop order number . Every model is assigned a new shop order number at the beginning of a production run. The ...
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U-Line CO2075DWR - page 7
General Information ...
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U-Line CO2075DWR - page 8
GENERAL INFORMA TION Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 9
LIMITED W ARRANTY U-Line Corporation warrants each U-Line product to be free from defects in materials and workmanship for a period of one year from the date of purchase; and warrants the sealed system (consisting of the com- pressor , the condenser , the evaporator , the hot gas bypass valve, the dryer and the connecting tubing) in each U-Line pro ...
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U-Line CO2075DWR - page 10
W ARRANTY CLAIMS PROCEDURE When submitting claims for warranty payment, please follow these guidelines. Y ou can use any form you would normally use to bill your customer (your own computer generated form, Narda, USA, etc.). The model and serial number MUST be on the claims. Claims will not be paid without a model and serial number . If you work on ...
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U-Line CO2075DWR - page 11
PA R TS LISTING How to Order Replacement Parts 1. Locate the illustration(s) for the model you are servicing. 2. Refer to the area where the desired part would be installed, locate the part and note the item number assigned to it. 3. Locate the item number in the left column of the parts listing which is on the next page from the prod- uct illustra ...
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U-Line CO2075DWR - page 12
SAFETY PRECAUTIONS Do not attempt to service or repair the unit until you have read the entire procedure. Safety items through- out this manual are labeled with W arning or Caution. W arning means that failure to follow this safety statement may result in extensive product damage, serious personal injury , or death. Caution means that failure to fo ...
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U-Line CO2075DWR - page 13
2075DWRR ...
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2075DWRR Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 15
COMPRESSOR/ELECTRICAL SPECIFICA TIONS 2075DWRR COMPRESSOR PINS To measure start winding resistance, measure across the C-S pins. To measure run winding resistance, measure across the C-R pins. These pins should never measure any resistance to ground. This would indicate a shorted compressor . Specifications EMU30HSC Start W inding Resistance: 28 OH ...
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U-Line CO2075DWR - page 16
REFRIGERA TION SYSTEMS Normal V apor/Compression Cycle Refrigeration • Refrigerant is pumped from the compressor to the condenser as a high pressure, high temperature vapor . • As the refrigerant cools in the high pressure condenser , the vapor condenses to liquid. During this phase change, a great amount of heat is rejected with the help of th ...
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U-Line CO2075DWR - page 17
THERMIST OR The thermistor senses the compartment temperature. This is used in conjunction with the control board to determine the length of the refrigeration cycle. Thermistors generally fail due to moisture or physical damage. SER VICE NOTES 2075DWRR The 2075DWRR has the same basic refrigeration system as the 2075R with a few exceptions. • The ...
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U-Line CO2075DWR - page 18
THE ELECTRONIC TEMPERA TURE CONTROLLERS 2075DWRR • The controller has a four minute minimum off-cycle regardless of the thermistor status. • The controller has a 4° differential built into it for the refrigerator thermistor . When it senses 38°F , the refrigerator will cool until the thermistor senses 36°F , and will not re-initiate cooling ...
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U-Line CO2075DWR - page 19
2075DWRR The temperature controller is located in the top drawer . The LED display shows the temperature set point and is calibrated in degrees Fahrenheit. The controller is factory programmed for a set point of 38°F which will show when the unit is first powered-up. To display actual temperature, press the “W ARMER” button momentarily . A sol ...
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U-Line CO2075DWR - page 20
2075DWRR 14 Design ■ Features ■ Performance REFRIGERA TION SYSTEM DIAGNOSIS GUIDE SystemSuction Suction Compressor Condenser Capillary Evaporator W attage Condition Pressure Line Discharge T ube Normal Normal Slightly below V ery hot V ery hot W arm Cold Normal room temperature Overcharge Higher than V ery cold Slightly warm Hot to warm Cool Co ...
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2075DWRR WIRING DIAGRAM 42184- F 2075DWRR 15 Design ■ Features ■ Performance ...
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2075DWRR 16 Design ■ Features ■ Performance DO NOT service the unit until the main electrical power has been disconnected. ! WARNING ! TROUBLESHOOTING 2075DWRR 1 Not refrigerating (compressor and fan are operating) Cause Remedy a. Little or no frost pattern on evaporator a. Check for sealed system leak or restriction 2 Not refrigerating (compre ...
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U-Line CO2075DWR - page 23
2075DWRR 17 Design ■ Features ■ Performance 8 Noisy Cause Remedy a. Copper refrigeration tube touching cabinet a. Carefully adjust tubing b. Fan blade touching shroud b. Adjust fan mounting or shroud c. Fan blade obstruction (wiring, foam insulation, c. Remove obstruction packaging material) 9 Fresh food or wine temperature too cold Cause Remed ...
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U-Line CO2075DWR - page 24
2075DWRR (1 OF 2) DWR023 4 3 2 1 5,6 7 8 9 10 11 12 7 13 26 14 15 16 17 18 19 20 21 19 22 23 24 25 22 2075DWRR 18 Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 25
2075DWRR (1 OF 2) Item Description Black Stainless Steel 1 Control Housing 26006 26006 2 Control Assembly 68005 68005 3O r ganizer Assembly 80-48001-00 80-48001-00 4T op Bin 26000 26000 5 Switch Box 26010 26010 6 Light Switch 42179 42179 7D rawer Slides 80-47001-00 80-47001-00 8 Evaporator Assembly 2333-S 2333-S 9 Anti-T ip Components 80-16005-01 8 ...
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2075DWRR (2 OF 2) 12 13 2 1 3 4 5 6 7 9 10 11 14 8 8 DWR024 2075DWRR 20 Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 27
2075DWRR (2 OF 2) Item Description Black Stainless Steel 1 Rocker Switch 2053 2053 2T ransformer 68014 68014 3 Thermo Cutoff Switch 66001 66001 4 Condenser 2303-S 2303-S 5 Fan Blade 5188 5188 6 Fan Motor 5263 5263 7D rain Pan 31550-1-F 31550-1-F 8 Leg Levelers 41319 41319 9 Drier 2694 2694 10 Capacitor 71008 71008 11 Compressor Assembly 70077-S 700 ...
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NOTES 22 Design ■ Features ■ Performance ...
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2075DWRWC ...
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2075DWRWC Design ■ Features ■ Performance ...
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COMPRESSOR/ELECTRICAL SPECIFICA TIONS 2075DWR WC COMPRESSOR PINS To measure start winding resistance, measure across the C-S pins. To measure run winding resistance, measure across the C-R pins. These pins should never measure any resistance to ground. This would indicate a shorted compressor . Specifications EMU30HSC Start W inding Resistance: 28 ...
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U-Line CO2075DWR - page 32
REFRIGERA TION SYSTEMS Normal V apor/Compression Cycle Refrigeration • Refrigerant is pumped from the compressor to the condenser as a high pressure, high temperature vapor . • As the refrigerant cools in the high pressure condenser , the vapor condenses to liquid. During this phase change, a great amount of heat is rejected with the help of th ...
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U-Line CO2075DWR - page 33
• From the dryer , the refrigerant flows through the capillary tube which meters the liquid refrigerant to the evaporator . The pressure of the refrigerant is reduced to the evaporating or low side pressure. • The reduction of pressure on the liquid refrigerant causes it to boil or vaporize until it reaches satura- tion temperature. As the low ...
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U-Line CO2075DWR - page 34
The top and bottom valve can never be open at the same time. After initial startup whichever compartment calls for cooling first, will have priority . Once the setpoint is achieved the other compartment will be cooled if necessary . When both compartments have reached setpoint and the compressor shuts off, the last bypass valve that was open will r ...
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U-Line CO2075DWR - page 35
THE ELECTRONIC TEMPERA TURE CONTROLLERS 2075DWR WC The temperature controls are integrated in the top, front drawer panel. They consist of an LED display and touch sensors for each drawer and a touch sensor to control the lighting (“ ”, “ ” and “ ”). The LED displays show the drawer ’ s temperature set point, and are calibrated in deg ...
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U-Line CO2075DWR - page 36
2075DWRWC 28 Design ■ Features ■ Performance INTERIOR LIGHTING (2075DWR WC) The interior lighting can be controlled by the controller . Each time the light “ ” symbol is touched, the lighting is scrolled through the following options: T ouch once – Both compartment lights on. T ouch twice – T op compartment light on. T ouch three times ...
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U-Line CO2075DWR - page 37
REFRIGERA TION SYSTEM DIAGNOSIS GUIDE 2075DWRWC 29 Design ■ Features ■ Performance System Suction Suction Compressor Condenser Capillary Evaporator W attage Condition Pressure Line Discharge T ube Normal Normal Slightly below V ery hot V ery hot W arm Cold Normal room temperature Overcharge Higher than V ery cold Slightly warm Hot to warm Cool ...
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U-Line CO2075DWR - page 38
2075DWRWC 30 Design ■ Features ■ Performance 2075DWR WC WIRING DIAGRAM DWR038 TOP DRAWER BOTTOM DRAWER (BLUE) 1 (BROWN) 2 (PURPLE) 3 (YELLOW) 4 (RED) 5 (BLACK W/YELLOW) 6 7 (BLACK) 8 (WHITE) 9 CONTROL BOARD THERMISTORS DISPLAY BOARD CONNECTOR 1 2 3 4 5 6 7 8 9 10 TOP LAMP BOTTOM LAMP POWER CORD ASSEMBLY GREEN GROUND BLACK-HOT (SMOOTH) BLACK-NEU ...
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U-Line CO2075DWR - page 39
2075DWRWC 31 Design ■ Features ■ Performance DO NOT service the unit until the main electrical power has been disconnected. ! WARNING ! TROUBLESHOOTING 2075DWR WC Before servicing this unit, take readings from the electronic control (refer to The Electronic T emperature Control for checking actual temperatures, if needed). These actual readings ...
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U-Line CO2075DWR - page 40
3 Drawers will not close properly • The drawer slides contain a self-closing feature which engages when the drawer is about 1 inch from being closed. At the point the closers engage, there may be some resistance. If this resistance is hard to overcome, try closing the drawers with more for ce a couple times and then try slowly again. If, during s ...
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U-Line CO2075DWR - page 41
CASCADING P AR TS NOT OPERA TING PROPERL Y B - Cascade mechanism in the correct closing position. DWR065 A - Cascade mechanism in the correct opening position. 2075DWRWC 33 Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 42
2075DWR WC (1 OF 2) DW R067 1 3 2 3 4 5 19 20 18 17 15 22 17 14 11 12 13 6 21 7 9,10 8 16 2075DWRWC 34 Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 43
2075DWR WC (1 OF 2) Item Description Black Stainless Steel 1 Drawer & Rack Assembly Bottom 80-17030-01 80-170 30 -03 2 Drawer & Rack Assembly T op 80-17028-01 80-17028-03 3 Cascade Assembly Left Side 26028-02-S 26028-02-S 4 T op Rack Assembly 80-33005-S 80-33005-S 5 Drawer Slide Assembly 80-47001-00 80-47001-00 6 Evaporator Assembly 2649-S ...
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2075DWR WC (2 OF 2) DWR 068 12 1 2 13 3 4 5 6 6 7 8 9 10 11 2075DWRWC 36 Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 45
2075DWR WC (2 OF 2) Item Description Black Stainless Steel 1 Board 68019-S 68019-S 2 Condenser Assembly 2303-S 2303-S 3 Fan Blade 5188 5188 4 Fan Motor 5263 5263 5 Power Cord 2916 2916 6 V alve Coil 73002 73002 7 V alve Assembly 73002-S 73002-S 8 Drier 2694 2694 9 Compressor Assembly 70077-S 70077-S 10 Leveling Leg 41319 41319 11 Capacitor 71008 71 ...
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NOTES 2075DWRWC 38 Design ■ Features ■ Performance ...
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CO2075DWR ...
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CO2075DWR Design ■ Features ■ Performance ...
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U-Line CO2075DWR - page 49
COMPRESSOR PINS To measure start winding resistance, measure across the C-S pins. To measure run winding resistance, measure across the C-R pins. These pins should never measure any resistance to ground. This would indicate a shorted compressor . Specifications EMI70HER Start W inding Resistance: 8 OHMS EMI70HER Run W inding Resistance: 3 OHMS 1 15 ...
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U-Line CO2075DWR - page 50
U-LINE FROST FREE REFRIGERA TION SYSTEM Cooling Mode: • Bypass solenoid valve closed • Evaporator fan operating • Refrigerant flows through capillary tube • Normal vapor/compression cycle refrigeration Defrost Mode: • Bypass solenoid valve open • Refrigerant flows through bypass system •V apor flows from condenser to evaporator withou ...
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U-Line CO2075DWR - page 51
SER VICE NOTES CO2075DWR The CO2075DWR has the same basic refrigeration system as the CO2075F with a few exceptions. • The compressor is an Embraco EMI70HER. • The electro-mechanical gas bulb is replaced with an electronic controller which features a digital temperature display . • The mullion between the two drawers has a low wattage “anti ...
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U-Line CO2075DWR - page 52
When checking the thermistors to see if they are reading accurately , it is common to place them in an icebath to see if they read 32°F . Do not place them directly in the water . Use a plastic bag to protect them from moisture. The freezer and ice maker should read 32°F in icewater , however the refrigerator thermis- tor should read 36°F . Ther ...
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U-Line CO2075DWR - page 53
43 Design ■ Features ■ Performance THE ELECTRONIC TEMPERA TURE CONTROLLER The temperature controller is located in the top drawer . It consists of an LED display , two LED status indi- cator lights and three touch pad buttons. The LED display shows the compartment temperature set point and is calibrated in degrees Fahrenheit. The controller is ...
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U-Line CO2075DWR - page 54
44 Design ■ Features ■ Performance CO2075DWR REFRIGERA TION SYSTEM DIAGNOSIS GUIDE System Suction Suction Compressor Condenser Capillary Evaporator W attage Condition Pressure Line Discharge T ube Normal Normal Slightly below V ery hot V ery hot W arm Cold Normal room temperature Overcharge Higher than V ery cold Slightly warm Hot to warm Cool ...
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U-Line CO2075DWR - page 55
45 Design ■ Features ■ Performance CO2075DWR WIRING DIAGRAM DWR036 ICEMAKER SENSOR FREEZER SENSOR REFIGERA TOR SENSOR CO2075DWR ...
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U-Line CO2075DWR - page 56
46 Design ■ Features ■ Performance DO NOT service the unit until the main electrical power has been disconnected. ! DANGER ! TROUBLESHOOTING Before servicing this unit, take readings from the electronic control (refer to The Electronic T emperature Control for checking actual temperatures if needed). These actual readings are important to take ...
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U-Line CO2075DWR - page 57
47 Design ■ Features ■ Performance 2. Some cooling • Clean condenser . • Check condenser fan. • Possible system leak. 3. No cooling • Check compressor/fan operation • Check refrigeration system pressure • Check wiring and power at circuit board 4. Noise • This is a frost free unit with two fans, compressor , and two solenoid valve ...
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U-Line CO2075DWR - page 58
48 Design ■ Features ■ Performance Ice maker Operation 1. Freeze cycle • Ice maker relay is not energized. • Unit is cooling ice maker down to the 15°F setpoint. • The unit may cycle on and off as it is pulling ice maker to setpoint in order to maintain ideal refrigerator and freezer temperatures. • The minimum ice making cycle time as ...
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U-Line CO2075DWR - page 59
49 Design ■ Features ■ Performance 2. Harvest cycle 1 • Ice maker relay on circuit board ener gizes for 30 seconds. This allows power to the ice maker to allow the blades rotate. • Refrigeration system is independent of the ice maker . • The bin arm must be in the fully lowered position and the drawer must be closed, to initiate this cycl ...
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U-Line CO2075DWR - page 60
50 Design ■ Features ■ Performance 3. Harvest cycle 2 • The drawer switch must remain depressed for this cycle to continue. • The ice maker relay is now de-energized • This cycle initiates when the blades move to approximately the 2 o’clock position. • Ejector blades stall on the ice and pulse until the mold heater warms the mold and ...
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U-Line CO2075DWR - page 61
51 Design ■ Features ■ Performance 4. W ater fill cycle • This cycle initiates when the blades move to approximately the 10 o’clock position. • At this point the ice has moved out of the mold and is dropping into the bucket. • The ice maker switch is depressed for about seven seconds while the mold fills with water . The water fill is a ...
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U-Line CO2075DWR - page 62
52 Design ■ Features ■ Performance DISASSEMBL Y PROCEDURES Note: Échelon models do not require removal of the ice maker or freezer housing to access the fan motor , drain or evaporator . To replace evaporator fan motor: 1. Disconnect unit from power source. 2. Remove two screws (1) holding evaporator fan cover to evaporator cover . 3. Unplug f ...
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U-Line CO2075DWR - page 63
53 Design ■ Features ■ Performance REPLACING ICE MAKER ASSEMBL Y 1. Remove unit from installation. 2. Disconnect water and unplug unit. 3. Disconnect ice maker wire harness at plug in back of unit (1) . 4. Remove thermistor from the sensing tube on ice maker assembly (2) . 5. Remove water inlet tube. 6. Remove front cover (3) . 7. Advance eject ...
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U-Line CO2075DWR - page 64
54 Design ■ Features ■ Performance NOTES CO2075DWR ...
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U-Line CO2075DWR - page 65
55 Design ■ Features ■ Performance REPLACING MOLD AND HEA TER 1. Remove ice maker assembly . Refer to REPLACING ICE MAKER ASSEMBL Y . 2. Remove one stripper screw (1) and stripper (2) . 3. Remove three face plate screws (3) and face plate. 4. Remove one screw (4) and detach limit switch from mold. 5. Detach heater leads (5) . 6. Remove two scre ...
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U-Line CO2075DWR - page 66
56 Design ■ Features ■ Performance CO2075DWR (1 OF 3) 30 2 1 3 4 6 5 7 8 9 22 21 13 11, 12 23 10 27 28 29 26 25 25 24 DWR025 17 15 14 18 19 20 16 CO2075DWR ...
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U-Line CO2075DWR - page 67
57 CO2075DWR (1 OF 3) Item Description Black Stainless Steel 1 Control Housing 26006 26006 2 Display Board Assembly 68024 68024 3 Control Harness 68025 68025 4 Organizer Assembly 80-48001-00 80-48001-00 5 T op Bin 26000 26000 6 Drawer Slides 80-47002-00 80-47002-00 7 Light Switch T op Drawer 42179 42179 8 Chimney 28002 28002 9 Anti-T ip Components ...
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58 Design ■ Features ■ Performance CO2075DWR (2 OF 3) DWR 063 15 16 2 5 6 9 11 10 12 13 14 1 3 4 2 7 8 18 17 CO2075DWR ...
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U-Line CO2075DWR - page 69
59 Design ■ Features ■ Performance CO2075DWR (2 OF 3) Item Description Black Stainless Steel 1 W ater Line Assembly 404-CO2075DWR 404-CO2075DWR 2 W ater V alve 2552A 2552A 3 Plastic Nut & Sleeve 41254 41254 4 Brass Fitting 41826 41826 5 Drier 72018 72018 6 Compressor Assembly 70079-FFS 70079-FFS 7 Overload 71025 71025 8 Relay 71026 71026 9 ...
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60 Design ■ Features ■ Performance CO2075DWR (3 OF 3) DWR060 1 3 4 5 2 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 26 27 28 29 30 31 32 33 34 35 36 10 25 CO2075DWR ...
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U-Line CO2075DWR - page 71
61 Design ■ Features ■ Performance CO2075DWR (3 OF 3) Note: This ice maker is used only on CO2075DWR. Use only genuine U-Line replacement parts. U-Line ice maker parts are not the same as standard FSP Whirlpool parts. Using non-U-Line parts can reduce ice rate, cause water to overflow from ice maker mold, damage the unit, and may void the warra ...
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U-Line CO2075DWR - page 72
62 Design ■ Features ■ Performance NOTES ...
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INTRODUCTION 63 Design ■ Features ■ Performance NOTES ...
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INTRODUCTION 64 Design ■ Features ■ Performance NOTES ...
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U-Line CO2075DWR - page 75
65 F AX P ARTS ORDER FORM F AX # 414-354-7905 Account# ____________________________________ Bill to: ______________________________________ ____________________________________________ ____________________________________________ Date: ________________________________________ Phone# ______________________________________ Ship to: __________________ ...
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U-Line CO2075DWR - page 76
P. O. Box 245040 Milwaukee, WI 53224-9540 Phone 414.354.0300 F AX 414.354.7905 Printed in U.S .A. – F ebruar y 2005 P/N 30017 ...
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