SERVICE MANUAL - U-Line
Contents
1. Air flow in at evaporator blade Air flow out at evaporator outlet Air passes though fin tube evaporator Condensate drains down past the evaporator into drain pan and into condensate pan through drain hose The drain trough is warmed during defrost by contact with evaporator fins On U CO29F model drain trough is also warmed by drain heater attached to the drain pan 21 U Line Service Service Service Before Calling for Service If you think your U Line product is malfunctioning read the OPERATION section of this guide to understand clearly the function of the control If the problem persists read the NORMAL OPERATING SOUNDS and TROUBLESHOOTING GUIDE section of this guide to help you quickly identify common problems and possible causes and remedies Most often this will resolve the problem without the need to call for service If Service is Required If you do not understand a troubleshooting remedy or your product needs service contact U Line Corporation directly Phone 1 800 779 2547 FAX 1 414 354 5696 Email onlineservice u line com u lineservice com When you call you will need your product Model and Serial Numbers This information can be recorded inside the front cover of this guide It2. all Troubleshooting Guide 12 Ice Maker Diagnosis Flow Chart benne 13 Compressor Inforimiation eret Uere EON ERR Re E erede FRETUM 14 scons yeas costa nn ARR ne E 14 Refrigeration System Diagnosis Guide 15 Ice Maker Operating Cycles 16 Temperature Control Specifications 18 Limit Switch Specifications 19 Frost Free Refrigeration 2 e eth e 20 Service Before Calling for Service seen 22 If Serviceiis Required een oie eH Et P ORB I ERR ERR te RET HR ee E prie pen dre 22 Cleaning Exterior Cleaning Interior Cleaning y Deftosting ee e ase A e nt ER EE ue ad a C aS 24 Storage Vacation and Moving 24 Product Disposals notei enter sn EE Men ina E Een EEE 24 LINE General Information General Information NOTICE PLEASE READ all instructions before installing operating or servicing the appliance Proper installation procedures must be followed when completing an installation or relocation of a unit An INSTALLATION GUIDE for the unit providing complete installation information is available from U Line Corporation direct Consult the installation guide before any installation begins U Line contact information appears on the rear cover of this guide This unit requires connection to a dedicated 15 Amp grounded three pron
3. Claims will be returned without this information If you work on more than one unit per service call please submit a separate claim for each unit We track all defects through warranty claims so please be specific on what the repair was If it is a system leak please specify where the leak was Please be sure the claim is legible If the claim form cannot be read it will be returned unpaid Remember Door and water level adjustments are 30 day warranties only If you are changing out a unit please supply the model and serial number of both units the unit being replaced and the new unit and the R A number Occasionally the customer does not return their warranty cards In this case we use the date the unit was shipped to our distributor for a beginning warranty date This may cause the claim to be rejected for a proof of purchase If you want to check on a purchase date you may contact the U Line Corporation Customer Assurance Department at 1 800 779 2547 This will allow you to get a proof of purchase if needed before you submit the claim At U Line parts and labor claims are paid separately Included in labor are freon and recovery charges all other parts are handled by the parts department We require that some parts be returned to us so We may return them to our vendor It will be noted on your packing list if we require you to return the part If a part is to be returned please include a copy of the packing list and a
4. needed test flow Kinked condensate drain line Reroute condensate drain line and test flow Drain trough and cup misaligned Trough is slotted for adjustment Loosen retainers and adjust as needed U Line Service Troubleshooting Ice Maker Diagnosis Flow Chart DOES THE UNIT REFRIGERATE Sealed System Leak Electrical Failure Compressor Failure Fan Motor Failure Defrost System Failure Temperature Control Failure Water Adjustment e Bin Switch Failure Ice Motor Failure Hold Switch Failure Limit Switch Failure Binding Cam Ejector e Water Switch Failure Low Voltage Voltage Drop e Wiring DOES THE UNIT HARVEST ICE IFTHE BLADES MOVED BY HAND ORWITHA WRENCH WHERE DO THE EJECTOR BLADES STOP e Mold Heater Failure IS THEREVOLTAGE AT THE SOLENOID VALVE TERMINALS DURING HARVEST Solenoid Valve Failure ULI83 I I U Line Service LINE Troubleshooting Compressor Information Normal Vapor Compression Cycle Refrigeration Refrigerant is pumped from the compressor to the condenser as a high pressure high temperature vapor Asthe 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 the condenser fan The liquid then flows to the dryer where it is strained and filtered From the dryer the refrige
5. temperature to a warmer level Adjust to a warmer level Be sure to allow 24 hours between temperature control adjustments The unit is frosting up Are you familiar with the defrost technology of your unit 15 the door or drawers sealing properly If the door or drawer is not sealing properly it allows heat humidity into the unit U Line s warranty is 90 days for door or drawer adjustments Has the door or drawers been left open Is the unit in an application of heavy usage Heavy usage or high ambient temperatures will cause a unit to frost up U Line Service U LINE Troubleshooting Never attempt to repair or perform maintenance on the unit until the main electrical power has been disconnected Troubleshooting Guide Potential Causes Suggested Remedy Not Cooling Compressor overheating Verify proper air flow through condenser Refer to Airflow General information Section of this manual Confirm condenser fan operation Refer to Airflow General information Section of this manual Compressor not operating Test overload and relay replace as needed Compressor operating no cooling Refer to Refrigeration System Diagnosis Guide Section of this manual Evaporator fan not operating convect cool models only Refer to Convection Cooling Section of this manual convect cool models only Frozen Product Control set too cold Refer to Adjusting Air Temperat
6. the unit and the drain pump regardless of the manufacturer must be returned to U Line Corporation To complete the damage claim process for the customer please obtain the following and forward to U Line at onlineservice U Line com fax to 1 414 354 5696 or mail to the address below Pictures of the unit installation and any alleged property damage Inquire when the problem first appeared any prior problems with the product and provide a brief description of the alleged damages To expedite the claim process U Line will need two damage repair estimates Reference the RA number and customer name when providing this information If a unit is returned to U Line this evaluation will take approximately ten business days No field service company is authorized to perform this evaluation When a Return Authorization Number is issued and the unit has been boxed in a U Line carton U Line should be contacted and then will make arrangements for shipping or designate a truck line to have the unit shipped freight collect If U Line s evaluation finds the unit or U Line P60 pump to be defective causing the property damage the damage claim will be reviewed by the U Line Customer Assurance Department If U Line s evaluation finds the unit not to be defective does not repeat a failure or does not leak any water from the U Line unit or U Line P60 pump all claims for damage will be declined When a product evaluation is needed it is the c
7. 20 230V Right Hand Hinge Solid Black Door Yes U CO1175S 00 120V Right Hand Hinge Solid Stainless Steel Door No U CO1175S 01 120V Left Hand Hinge Solid Stainless Steel Door No U COI175S 20 230V Right Hand Hinge Solid Stainless Steel Door No U COI175S 22 230V Left Hand Hinge Solid Stainless Steel Door No U CO29B 00 120V Right Hand Hinge Solid Black Door Yes U CO29B 03 120V Right Hand Hinge Solid Black Door Yes U CO29B 20 230V Right Hand Hinge Solid Black Door Yes U CO29BTP 20 230V Right Hand Hinge Solid Black Door Yes U CO29FB 00 120V Right Hand Hinge Solid Black Door Yes U CO29FWH 00 120V Right Hand Hinge Solid White Door Yes U CO29WH 03 120V Right Hand Hinge Solid White Door Yes U CO29WHTP 20 230V Right Hand Hinge Solid White Door Yes U Line Service General Information Warranty Claims Procedure NOTICE Warranty claims must be filed within 60 days after the completion of the service call When submitting claims for warranty payment please follow these guidelines You can use any form you would normally use to bill your customer your own computer generated form Narda USA etc Claims can also be filed on line at u lineservice com Warranty rate mustbe agreed upon before submittal The model and serial number MUST be on the claims Claims will not be paid without a model and serial number If you used a part in your repair you MUST put the part number the invoice number and where the part came from
8. SERVICE MANUAL 1000 SERIES COMBO MODELS U CO1175B 00 U COI175B 20 U COI 175S 00 U COI 175S 01 U COI175S 20 Models Covered U COI 1758 22 U CO29FB 00 U CO29B 00 U CO29FWH 00 U CO29B 03 U CO29WH 03 U CO29B 20 U CO29WHTP 20 U CO29BTP 20 L LINE PRODUCT LIABILITY POLICY Field service technicians are authorized to make an initial assessment If in the servicer s judgment the damage is the result of a product defect the product would be removed and returned to U Line in an unaltered condition The dealer would then be authorized to permanently replace the end user s product at no cost to the end user Please call U Line immediately at 800 779 2547 to initiate the RA and product exchange process If in the servicer s judgment the damage is the result of installation issues water connection drain etc the consumer would be so notified and the correction would be made by the servicer or installer without requiring removal of the product Any claim for damages should be directed to the original installer Any U Line unit involved in an alleged property damage claim must remain unaltered and unrepaired for evaluation No service or repairs should be performed on any unit suspected to be involved in a property damage situation If a unit has been altered or repaired in the field prior to U Line s evaluation any claim for damage may be declined If the unit in question is a U Line CLR or CLRCO with a drain pump both
9. ades stall on ice and ice maker motor pulsates until cam depresses the hold switch Power goes through the hold mold heater warms and ice releases switch to the ice maker motor and mold heater HARVEST 2 CYCLE Hold Switch In Switched Position ground L WATER LLL p DAC M 2 WATER el FILL SWITCH back orange MOLD HEATER orange ULI83 6 Water Fill Cycle Ice maker ejector blades reach approximately 10 00 position and Power to the water valve Ice maker mold fills cam depresses the water fill switch WATER FILL CYCLE ON OFF SWITCH HOLD SWITCH yellow li x 1 conmo orange MOLD HEATER SS ULI83 7 Eject Cycle Ejector blades push ice into bucket and stop at 12 00 position Temperature control terminals 2 and 3 have closed during harvest Cycle Next freeze cycle begins with power to the compressor and condenser fan 17 U Line Service U LINE Troubleshooting Temperature Control Specifications These temperature controls are double throw single pole controls the ice maker motor The 2 3 contacts close 2 contacts open The sensing tube is inserted into the ice maker mold and senses mold before the end of the ice harvest cycle The hold switch prevents temperature After ice is sensed in the mold the 2 3 contacts open power going back to the compressor This prepares the control for stopping the co
10. also appears on the Model and Serial number plate located on the upper right or rear wall of the interior of your product U Line Service 22 Cleaning L LINE Cleaning Exterior Cleaning Vinyl Clad Black or White Models Clean surfaces with a mild detergent and warm water solution Do not use solvent based or abrasive cleaners Use a soft sponge and rinse with clean water Wipe with a soft clean towel to prevent water spotting Clean any glass surfaces with a non chlorine glass cleaner Stainless Models Stainless door panels handles and frames can discolor when exposed to chlorine gas pool chemicals saltwater or cleaners with bleach Keep your stainless unit looking new by cleaning with a good quality all in one stainless steel cleaner polish monthly For best results use Claire Stainless Steel Polish and Cleaner which can be purchased from U Line Corporation Part Number 173348 Comparable products are acceptable Frequent cleaning will remove surface contamination that could lead to rust Some installations may require cleaning weekly Do not clean with steel wool pads Do notuse stainless steel cleaners polishes on any glass surfaces Clean any glass surfaces with a non chlorine glass cleaner Do not use cleaners not specifically intended for stainless steel on stainless surfaces this includes glass tile and counter cleaners e If any surface discoloring or rusting appear
11. cool or Outlet below temperature colder room due to liquid temperature backing up Complete In deep vacuum Room Room Room Room No Lower than Restriction temperature temperature temperature temperature refrigeration normal cool cool cool cool No Gas 0 PSIG to 25 Room Cool to hot Room Room No Lower than temperature temperature temperature refrigeration normal cool cool cool U Line Service U LINE Troubleshooting Ice Maker Operating Cycles Freeze Cycle Power to the compressor Temperature control terminals 2 and 3 are closed Power to the condenser fan FREEZE CYCLE ON OFF SWITCH ground 4 WATER VALVE HOLD 4 fam SWITCH SWITCH N 7 FL INC a SWITCH 1 1 CONTROL A black _ 4 FF orange ULI83 4 Harvest I Cycle Temperature control terminals 2 and 3 are open 2 and close If bin arm is down power goes through bin arm switch to the ice No power to the compressor or condenser fan maker motor If bin arm is up the ice maker will not harvest HARVEST CYCLE Hold Switch In Normal Position ON OFF SWITCH HOLD SWITCH 1 lt qw p SATEH black eo MOLD HEATER ULI83 5 U Line Service l6 Troubleshooting LI L IINE Harvest 2 Cycle e Ice maker ejector blades reach approximately 2 00 position and Ejector bl
12. copy of your claim If the part was purchased at one of our part distributors you must handle the part warranty with that company For labor payment please send a readable copy of your claim to U Line Corporation Box 245040 Milwaukee WI 53224 9540 U S A or fax it to 1 414 354 5696 Claims can also be filed on line at u lineservice com Proof of Purchase Proof of Purchase and or Proof of Install is an important part of the warranty claim process Sometimes it is difficult to obtain a proper Proof of Purchase Proof of Install for a number of different reasons The customer does not have a copy only the original The customer has only their copy of the final Walk Through or sign off of new construction Other valid reasons that prevent your technician from leaving the job site with a suitable Proof of Purchase Proof of Install We understand the problem and have modified our Proof of Purchase policy to help you in these situations Effective immediately if a copy of the Proof of Purchase Proof of Install is not available at the site the technician should record the following information on the Labor Invoice The name of the selling Dealer The date of purchase installation The Order or Invoice number if available The type of document they saw i e Store Receipt Closing Papers Sign Off of Building Permit Final Walk Through etc If we have this information on the Labor Invoice and we have the ot
13. eciation for the finer things with exceptional functionality style inspired innovation and attention to even the smallest details We are known and respected for our unwavering dedication to product design quality and selection In 1962 Henry Uihlein founded U Line Corporation as an outgrowth of Ben Hur Freezer Company and was the first to develop and patent an automatic stand alone undercounter residential ice maker His foresight and determination to develop new ideas and to succeed when there were no clear guidelines or solutions are evident today The newest Uihlein generation continues to build upon the family s innovative legacy at the Milwaukee Wisconsin based business by providing continuity and vision from which new designs and technology continue to be born Today the complete U Line product collection includes Ice Makers Wine Captain Models Combo Models a Refrigerator Freezer Refrigerators Drawers and Beverage Centers The U Line brand offers products in the 1000 Series 2000 Series and the Modular 3000 Series The 1000 Series offers a more targeted priced product with appropriate features while the 2000 Series offers upscale features advanced technology and specialized product families U Line s approach to its breadth of products multiple price points and features allows a choice and product that will fit any lifestyle DESIGNED ENGINEERED AND ASSEMBLED IN WISCONSIN USA
14. g polarized receptacle installed by a qualified electrician compliant with applicable electrical codes Safety Alert Definitions Throughout this guide are safety items labeled with a Danger Warning or Caution based on the risk type A DANGER Danger means that failure to follow this safety statement will result in severe personal injury or death Warning means that failure to follow this safety statement could result in serious personal injury or death Caution means that failure to follow this safety statement may result in minor or moderate personal injury property or equipment damage General Precautions Use this appliance for its intended purpose only and follow these general precautions with those listed throughout this guide DANGER RISK OF CHILD ENTRAPMENT Before you throw away your old refrigerator or freezer take off the doors and leave shelves in place so children may not easily climb inside SHOCK HAZARD Electrical Grounding Required Never attempt to repair or perform maintenance on the unit until the electricity has been disconnected Never remove the round grounding prong from the plug and never use a two prong grounding adaptor Altering cutting of power cord removal of power cord removal of power plug or direct wiring can cause serious injury fire and or loss of property and or life and will void the warranty Never use an extension cord to connect power to the unit Always keep
15. her information that is needed correct Serial Number type of repair time spent on repairs parts used in the repair invoice number for the part etc we will be able to process the invoice for you in a timely manner U Line Service 3 General Information Serial Number The serial number is divided into four segments A typical serial number is 09 4997 1 1 0005 1214997 08 0005 Month Factory Use Only Year Factory Use Only The first two digits of the first segment 09 represents the year the unit was made The next four five digits of the first segment 14997 is a factory internal control number used at U Line Corporation The next two digit segment 11 represents the month the unit was made The last four digit segment XXXX is a factory internal control number used at U Line Corporation Replacement Parts How to Order Replacement Parts In order to purchase parts from U Line directly you must have a current re sale certificate on file Please go to u line com to find a local parts distributor Refer to Service Parts and locate the illustration s for the model you are servicing 2 Locate the desired part to be serviced and note the item number assigned to it 3 Locate the item number within the parts list Note the full description and the corresponding part number If this is for a warranty unit indicate and record the model and serial numbers 4 When ordering parts it
16. id the warranty U Line Service 4 LINE General Information Checking Product Temperature To check the actual product temperature in the unit 2 3 4 5 6 Partially fill a plastic nonbreakable bottle with water Insert an accurate thermometer Tighten the bottle cap securely Place the bottle in the desired area for 24 hours Avoid opening the unit during the testing period After 24 hours check the temperature of the water If required adjust the temperature control in a small increment See ADJUSTING THE SET POINT Causes which affect the internal temperatures of the cabinet include Temperature setting Ambient temperature where installed Installation in direct sunlight or near a heat source The number of door openings and the time the door is open The time the internal light is illuminated This mainly affects product on the top rack or shelf The front grille or condenser are obstructed Normal Operating Sounds All models incorporate rigid foam insulated cabinets to provide high thermal efficiency and maximum sound reduction for its internal working components Despite this technology your model may make sounds that are unfamiliar Normal operating sounds may be more noticeable because of the unit s environment Hard surfaces such as cabinets wood vinyl or tiled floors and paneled walls have a tendency to reflect normal appliance operating noises Listed below are common
17. l Align and adjust the door 1 Align and adjust the door see DOOR ALIGNMENT AND ADJUSTMENT Install grille Install the grille see MAINTENANCE section of this guide U Line Service Maintenance U LINE Maintenance Removing and Installing Grille Leveling Disconnect electric power to the unit before removing the grille Unit must be level for proper door and ice maker if equipped operation DO NOT touch the condenser fins 4 The condenser fins are SHARP and can be easily damaged If endcaps were included ensure they are installed on grille 2 For some 75 series product you must tilt the grille into place hooking the back first 3 Align and install screws 4 Install knob I 5 Re connect power 29 Models For Models with adjustable leveling feet 1 Use level to check the levelness of the unit from front to back and from side to side Place the level along top edge and side edge as shown 1 2 Ifthe unit is not level rotate the adjustable leveling legs to raise or lower each corner of the unit as necessary 3 Check levelness after each adjustment and repeat the previous steps until the unit is level For Models without adjustable leveling feet NOTICE The unit must be located on a level surface for proper door and ice maker if equipped operation Use a level to check the levelness of the uni
18. lastic Plug Hole Plug Hole Right Side f T Left Side Door Swing Door Swing Remove grille Remove the grille see MAINTENANCE section of this guide Lu Remove top hinge and door Hold door to keep it from falling 2 Remove top hinge from cabinet by removing three or four screws depending on model 3 Remove door by tilting forward and lifting door off bottom hinge 4 Remove three or four plastic screw plugs from hinge holes on the opposite side Reinstall into holes where the hinge was removed Ensure not to scratch cabinet Remove bottom hinge Remove bottom hinge from cabinet Some models will have gusset with two screws Other models will have a plate with three screws 2 Remove corresponding screws on opposite side of cabinet On some models there may be a nut behind one or both screws on either side 7 U Line Service General Information Install bottom hinge 1 If you have a plate hinge reorient the pivot screw so it protrudes the opposite direction from the hinge Remove the pivot screw from the hinge Turn the plate over and reinstall the screw 2 Align hinge outer edge with cabinet For models with a plate hinge the flat edge of the hinge alignes with the outer edge of the cabinet Install two or three screws depending on model Replace nuts if used Prepare do
19. let DANGER RISK OF CHILD ENTRAPMENT Before you throw away your old refrigerator or freezer take off the doors and leave shelves in place so children may not easily climb inside 3 Remove the cabinet door U Line Service 24 Cleaning U LINE 25 U Line Service SERVICE MANUAL PRODUCT INFORMATION Complete Installation Guides Use and Care Guides Specifications amp Features and Benefits CAD Drawings Overlay Panel Frame and Toe Kick Specifications and Instructions Compliance Documentation and Applicable Energy Guides are available for reference and download at u line com SERVICE INFORMATION Please consult your Use and Care Guide for troubleshooting information Answers to Customer Frequently Asked Questions are available at u line com under Customer Service You may contact U Line directly GENERAL INQUIRIES SERVICE ASSISTANCE U Line Corporation Phone 1 800 779 2547 P O Box 245040 FAX 1 414 354 5696 Milwaukee Wisconsin 53224 9540 U S A Email onlineservice u line com Phone 1 414 354 0300 u lineservice com FAX 1 414 354 7905 Email sales u line com PARTS ASSISTANCE u line com E mail onlineparts u line com BUILDING ON THREE GENERATIONS OF INNOVATION For nearly five decades and three generations U Line continues to be the leader in innovation quality and value in the premium built in undercounter ice making refrigeration and wine preservation market U Line has captivated those with an appr
20. mpressor and the 2 1 contacts are closed starting the next cycle RED WIRE YELLOW WIRE CONNECTION CONNECTION BLUE BLACK WIRE ICE MAKER CONTROL CONNECTION 183 8 EE LE FREEZE POSITION ICE HARVEST POSITION OPEN CLOSED CIRCUIT CIRCUIT FREEZE HARVEST U Line Service 18 Troubleshooting L LINE Limit Switch Specifications Normally closed Bi metal switch Open temperature 104 F Close temperature 83 F The function of this switch is to open in the event of an overheating condition This bi metal thermostat is normally closed and does not initiate the ice harvest cycle The ice harvest cycle is initiated by a double throw single pole temperature located remotely from the ice maker assembly U Line Service Troubleshooting Frost Free Refrigeration Cooling Mode Bypass solenoid closed Evaporator fan operating Refrigerant flows through capillary tubes Normal vapor compression cycle refrigeration see page 14 COMPRESSOR CONDENSER FLOW WHEN SOLENOID VALVE IS CLOSED Defrost Mode Bypass solenoid valve open Refrigerant flows through bypass system Vapor flows from condenser to evaporator without a phase change Drain heater on U CO29F only EVAPORATOR CAPILLARY TUBE SOLENOID VALVE FLOW WHEN SOLENOID VALVE IS OPEN ULIN 0369 A U Line Service 20 Troubleshooting L LINE
21. n anti static wrist strap that is grounded to an electrical ground or grounded water pipe Handle circuit boards carefully and avoid touching components To measure the start winding resistance measure across the C and S pins To measure the run winding resistance measure across the C and R pins Also check S to R and you should get the sum of the run and start windings To ensure the windings are not shorted check the S and R to ground EMISOHER EM50HNP Start 12 1 24 5 Run 3 91 17 9 FLA 2 I I LRA 18 6 Voltage 120 220 OVERLOAD PROTECTOR STARTING RELAY RELAY COVER CAPACITOR IF EQUIPPED U Line Service 14 L LINE Troubleshooting Refrigeration System Diagnosis Guide System Suction Suction Compressor Condenser Capillary Evaporator Wattage Condition Pressure Line Discharge Tube Normal Normal Slightly below Very hot Very hot Warm Cold Normal room temperature Overcharge Higher than Very cold may Slightly warm to Hot to warm Cool Cold Higher than normal frost heavily hot normal Undercharge Lower than Warm near room Hot Warm Warm Extremely cold Lower than normal temperature near inlet normal Outlet below room temperature Partial Somewhat Warm near room Very hot Top passes warm Room Extremely cold Lower than Restriction lower than temperature Lower passes temperature near inlet normal normal vacuum cool near room
22. oil 4 using a using a soft brush with a combing action or vacuum cleaner Do not touch the condenser coil Install the grill See MAINTENANCE te 15 amp 29 Models Typical Model Shown 75 Models Typical Model Shown Storage Vacation and Moving If not using the unit for an extended period or otherwise stored follow these steps completely Electrical Shock Hazard Disconnect power before servicing Before operating replace all panels Failure to do so may result in death or electrical shock NOTICE If the ambient temperature is expected to drop below 50 F turn off and unplug unit and drain all water from the unit to prevent freezing damage not covered by the warranty Remove all consumable contents from the unit 2 Disconnect the power cord from its outlet and leave it disconnected until the unit is returned to service 3 Clean and dry the interior of the cabinet 4 During periods of nonuse the cabinet must remain open to prevent formation of mold and mildew Open door a minimum of 2 in 5 cm to provide the necessary ventilation Product Disposal If the unit is being removed from service for disposal check and obey all Federal State and or Local regulations regarding the disposal and recycling of refrigeration appliances and follow these steps completely Remove all consumable contents from the unit 2 Disconnect power to the unit and unplug the power cord from its out
23. oor if it is not level or is not sealing properly If the door is not sealed the unit may not cool properly or excessive frost may form in the interior NOTICE Properly aligned the door s gasket should be firmly in contact with the cabinet all the way around the door no gaps Carefully examine the door s gasket to assure that it is firmly in contact with the cabinet Also make sure the door gasket is not pinched on the hinge side of the door To align and adjust the door 7 Loosen do not remove top and bottom hinge screws 8 Align door squarely with cabinet 9 Make sure gasket is firmly in contact with cabinet all the way around the door no gaps 10 Tighten bottom hinge screws Tighten top hinge screws Door Reversability Does not apply to ADA or lock units Location of the unit may make it desirable to mount the door on the opposite side of the cabinet Models with black and white doors are field reversible Stainless steel models with glass doors without locks are field reversible See the table at the front of this book for a summary of units that are reversible Stainless steel models without glass doors must be ordered right or left hand hinged Reversing the Door Does not apply to ADA or lock units The hinge hardware will be removed and reinstalled on the opposite side of the cabinet The hinge plate is flipped over when it is reinstalled on the opposite side of the cabinet Plastic P
24. or for reinstallation For stainless steel models with glass doors l Stainless glass doors are flipped upside down to be reversed 2 Lay the door on its side Remove the plastic hole plug 1 and install in the corner opposite of where it was removed 3 Remove the plastic hinge bushing 2 and install in the corner opposite of where it was removed 4 Remove the U Line nameplate 3 from door This will reveal mounting holes for the door actuator bracket 5 Remove door actuator 4 from door Be sure to only remove the two screws holding the actuator to the door Reinstall the actuator 4 on the opposite end of the door where the nameplate was removed 6 Install new nameplate where the actuator assembly was removed 7 Install screws into holes on opposite side where the hinge was removed Replace nuts if used Prepare door for reinstallation For black or white doors Remove plastic hinge bushing on bottom of door and reinstall on opposite side Clean out bushing hole in door bottom with a screwdriver if necessary J Install top hinge and door Reorient the pivot screw so it protrudes the opposite direction from the hinge Remove the pivot screw from the hinge Turn the plate over and reinstall the screw 2 Hold door to keep it from falling 3 Lift the door onto the bottom hinge 4 Align flat edge of the top hinge with the outer edge of the unit 5 Install three or four screws depending on mode
25. rant 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 saturation temperature As the low temperature refrigerant passes through the evaporator coil it continues to absorb heat causing the boiling action to continue until the refrigerant is completely vaporized It is during this phase that the most heat is absorbed the cooling takes place in the refrigerator The refrigerant vapor leaving the evaporator travels through the suction line to the compressor inlet The compressor takes the low pressure vapor and compresses it increasing both pressure and temperature The hot high pressure gas is pumped through the discharge line and into the condenser The cycle then repeats COMPRESSOR EVAPORATOR CONDENSER CAPILLARY TUBE Compressors A DANGER Electrocution can cause death or serious injury Burns from hot or cold surfaces can cause serious injury Take precautions when servicing this unit Disconnect the power source Do not stand in standing water when working around electrical appliances Make sure the surfaces you touch are not hot or frozen Do not touch a bare circuit board unless you are wearing a
26. refrigeration components with brief description of the normal operating sounds they make NOTE Your product may not contain all the components listed Compressor The compressor makes a hum or pulsing sound that may be heard when it operates Evaporator Refrigerant flowing through an evaporator may sound like boiling liquid Condenser Fan Air moving through a condenser may be heard Automatic Defrost Drain Pan Water may be heard dripping or running into the drain pan when the unit is in the defrost cycle U Line Service U LINE General Information Control Dial Adjusting Air Temperature The control dial sets a single continuous set point temperature This set point is for the middle zone it is a base number used by the controller to maintain the multiple temperature zones the unit d P P Adjust the set point temperature in single increments The temperature set point can be affected by the ambient conditions and wait 24 hours for the temperature to stabilize before The unit is shipped with the control dial in a position suggested for rechecking standard conditions Factory recommended set point is MID setting on dial control To adjust the set point temperature Adjust the temperature by turning the numbered dial 1 in small increments U Line Service 6 General Information L LINE Standard Doors Door Alignment and Adjustment Align and adjust the d
27. s clean it quickly with Bon Ami or Barkeepers Friend Cleanser and a nonabrasive cloth Always clean towards the grain Always finish with Claire Stainless Steel Polish and Cleaner or comparable product to prevent further problems Using abrasive pads such as Scotchbrite will cause the graining in the stainless to become blurred e Rust not cleaned up promptly can penetrate the surface of the stainless steel and complete removal of the rust may not be possible Interior Cleaning Disconnect power to the unit Clean the interior and all removed components using a mild nonabrasive detergent and warm water solution applied with a soft sponge or non abrasive cloth Rinse the interior using a soft sponge and clean water Do notuse any solvent based or abrasive cleaners These types of cleaners may transfer taste to the interior products and damage or discolor the interior Defrosting Automatic Defrost Models Frost on the rear wall is normal and will melt during each off cycle If there is excessive build up of 1 4 or more manually defrost the unit Ensure the door is closing and sealing properly High ambient temperature and excessive humidity can also produce frost DO NOT use an ice pick or other sharp instrument to help speed up defrosting These instruments can puncture the inner lining or damage the cooling unit DO NOT use any type of heater to defrost Using a heater to speed up defrosting can cau
28. se personal injury and damage to the inner lining NOTICE The drain pan was not designed to capture the water created when manually defrosting To prevent water from overflowing the drain pan place towels or other absorbent materials over the interior drain trough under the evaporator 1 before defrosting To defrost 1 Disconnect power to the unit 2 Remove all products from the interior 3 Prop the door in an open position 2 in 5 cm minimum 4 Allow the frost to melt naturally 5 After the frost melts completely clean the interior and all removed components See INTERIOR CLEANING 6 When the interior is dry reconnect power and turn unit on 23 U Line Service vu Line Cleaning Condenser Cleaning Interval Every Six Months To maintain operational efficiency keep the front grille free of dust and lint and clean the condenser every three months Depending on environmental conditions more or less frequent cleaning may be necessary Disconnect electric power to the unit before cleaning the condenser DO NOT touch the condenser fins The condenser fins are SHARP and can be easily damaged NOTICE DO NOT use any type of cleaner on the condenser unit Remove the grill See MAINTENANCE M Clean the condenser c
29. t from front to back and from side to side Place the level along top edge and side edge as shown 1 9 U Line Service vu Line Maintenance Removing and Installing Interior Shelves For models equipped with glass shelves having shelf supports remove the shelves as follows Open door completely 2 Grasp the shelf edge in the center and slide the shelf from the unit Insert the shelves as follows Reposition the shelf as required ensure the raised white edge strip is toward the rear of the unit and graphics if applied are on the underside of the shelves Removing and Installing Door Shelves 1 M f For models equipped with door shelves To remove the door shelf Grasp shelf in center and lift until the shelf notches 1 clear the pins 2 2 Carefully pull the shelf away from the door To install the door shelf 1 Holding the shelf in the center center the shelf in the door at the desired location slightly above the pins 2 2 Lower the shelf onto the pins 2 U Line Service 10 Troubleshooting L LINE Customer Call Guide U Line s warranty does not cover customer education calls It has been reported that as high as 50 of all service calls performed are customer ed
30. ucation calls The following guide has been developed to help answer frequently asked questions It can be used by persons scheduling service calls Things to consider before scheduling a service call been developed to help answer frequently asked questions It can be used by persons scheduling service calls Things to consider before scheduling a service call Concern Response The unit is not cold enough Are you familiar with the factory temperature specifications for your unit Many factors can cause these temperatures to vary ambient temperature application amount of use number of times and length of time the door or drawers or opened and closed etc Is the door or drawers sealing properly If the door or drawer is not sealed properly it allows heat into the unit U Line s warranty is 90 days for door or drawer adjustments Has the door or drawers been left open Is the condenser clean U Line s warranty does not cover cleaning the condenser Is the unit behind closed doors or the vent restricted The front grille must be free of obstruction Is the unit in an application of heavy usage Heavy usage or high ambient temperatures will cause a unit to frost up Did you try adjusting the temperature to a colder level Adjust to a colder level Be sure to allow 24 hours between temperature control adjustments Temperature is too cold Check actual temperature versus set point Did you try adjusting the
31. ure Section of this manual Review logged error codes electronic control models only Refer to Fault System Diagnosis Guide Section of this manual electronic control models only Thermistor failure electronic control models only Refer to Thermistor Failure Section of this manual electronic control models only Frost Buildup Inside Unit Door ajar or restricted from closing Inspect Repair door closure adjust as needed Display Not Working Unit placed in Sabbath mode electronic control models only Refer to Sabbath Mode Section of this manual electronic control models only Display unplugged electronic control models only Verify that both ends of the display wiring are firmly connected electronic control models only Display wiring broken or damaged electronic control models only Perform continuity test of wiring and replace as needed electronic control models only Internal Lights Not Working Door switch misaligned or defective Check light switch wiring and acuator Adjust as needed Door switch misaligned or defective electronic control models only Refer to Reed Switch Section of this manual electronic control models only Noisy Refrigeration tubing touching cabinet Carefully reposition tubing Fan blade obstruction wiring foam insulation packaging material Remove obstruction Ice Buildup In Drain Trough or Drain Obstructed drain cup or tube Problem Clear as
32. ustomer s responsibility to assure that the unit is returned for evaluation If the customer fails to do so or has the unit repaired in the field prior to U Line s evaluation any claim for damage will be declined 8900 55th St Box 245040 Milwaukee WI 53224 9540 U S A 1 414 354 0300 Fax 1 414 354 7905 Website u line com Leaders In Quality Undercounter Refrigeration U Line Service Table Of Contents General Information Safety Alert Definitions i ttd teet onde tet mpe tele ttd atop e teruel p Models Covered 2 Warranty Claims Procedure e ie t ede 3 S 3 Serial Number Replacement Parts eee Ute eie tels 4 Checking Product Temperature seen 5 Normal Operating Sounds en ER SHIRE Ee 5 si E EUM 6 Adjusting Air 6 Standard Doors Door Alignment and Adjustment nn 7 Door Reversability Reversing the Door Maintenance Leveling ee d cee Ea els ERN las re 9 Removing and Installing Grille nn 9 Removing and Installing Interior Shelves tt entente tenente tenentes 10 Removing and Installing Door Shelves 10 Customer Call
33. will be necessary to supply Model Number Serial Number Part Number Part Description and in some cases Color or Voltage All warranty parts will be shipped at no charge as long as warranty status has been confirmed If we require that a part be returned to U Line you will be informed at the time the order is placed It will be noted on your packing list if we require you to return a part or if you may field scrap it If U Line requires a defective part to be returned a prepaid shipping label will be included with your new replacement part When returning parts enclose a copy of your packing list and a copy of your labor claim showing the model and serial number and tag or label the part with the nature of the defect Our warranty records may not match the customer s information In this case a proof of purchase will be required If you do not have the proof of purchase at the time the order is placed the part will be sent net 5 days charged to a Visa or Master Card if you don t have an open account with U Line Corporation When the proof of purchase is provided we will credit your account 5 Parts may be ordered on line by FAX or phone u lineservice com onlineparts u line com FAX Number 1 414 354 7905 Phone Number 1 414 354 0300 or 1 800 779 2547 REPLACEMENT PARTS Use only genuine U Line replacement parts The use of non U Line parts can reduce ice rate cause water to overflow from ice maker mold damage the unit and can vo
34. your working area dry Install provided Anti Tip kit on all Wine Captain Models and Glass Door Refrigerators Serious personal injury could occur Use care when moving and handling the unit Use gloves to prevent personal injury from sharp edges If your model requires defrosting DO NOT use an ice pick or other sharp instrument to help speed up defrosting These instruments can puncture the inner lining or damage the cooling unit DO NOT use any type of heater to defrost Using a heater to speed up defrosting can cause personal injury and damage to the inner lining NOTICE Do not lift unit by door handle Never install or operate the unit behind closed doors Be sure front grille is free of obstruction Obstructing free airflow can cause the unit to malfunction and will void the warranty Failure to clean the condenser every six months can cause the unit to malfunction This could void the warranty Allow unit temperature to stabilize for 24 hours before use Do not Block any internal Fans Use only genuine U Line replacement parts Imitation parts can damage the unit affect its operation or performance and may void the warranty U Line Service General Information Models Covered This guide covers the following models Model Voltage Hinge Configuration Door Configuration Reversible Door U CO1175B 00 120V Right Hand Hinge Solid Black Door Yes U CO1175B
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