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USER GUIDE

Airflow and Product Loading

Airflow and Product Loading

NOTICE

The unit requires proper airflow to perform at its 
highest efficiency. Do not block the front grille at 
any time, or the unit will not perform as 
expected. Do not install the unit behind a door.

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Summary of Contents for UHNP115-SS01A

Page 1: ...USER GUIDE SERVICE MANUAL Model UHNP115 SS01A ...

Page 2: ...nti Tip Bracket General Installation Grille Installation Door Swing Door Adjust Maintenance Cleaning Cleaning Condenser Extended Non Use Operating Instructions First Use Control Operation Ice Airflow and Product Loading Service Quick Guide Troubleshooting Wire Diagram Reference diagrams Product Liability Warranty Claims Parts Ordering Replacement Parts System Diagnosis Guide Compressor Specificati...

Page 3: ...RODUCT INFORMATION IMPORTANT Before connecting your new Nugget Ice Machine be sure to carefully follow all manufacturer recomendations throughout this guide regarding water quality Please see WATER HOOKUP section for more information Looking for additional information on your product User Guides Spec Sheets CAD Drawings Compliance Documentation and Product Warranty information are all available fo...

Page 4: ...y 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 CALIFORNIA PROPOSITION 65 This product contains chemicals known to the state of California to cau...

Page 5: ...ce so children may not easily climb inside If the unit is being removed from service for disposal check and obey all federal state and local regulations regarding the disposal and recycling of refrigeration appliances and follow these steps completely 1 Remove all consumable contents from the unit 2 Unplug the electrical cord from its socket 3 Remove the door s drawer s DANGER 5 ...

Page 6: ...tures may reduce the unit s ability to reach low temperatures and or reduce ice production on applicable models For best performance keep the unit out of direct sunlight and away from heat generating equipment In climates where high humidity and dew points are present condensation may appear on outside surfaces This is considered normal The condensation will evaporate when the humidity drops CAUTI...

Page 7: ...nit Always keep your working area dry NOTICE Electrical installation must observe all state and local codes This unit requires connection to a grounded three prong polarized receptacle that has been placed by a qualified electrician The unit requires a grounded and polarized 115 VAC 60 Hz 15A power supply normal household current An individual properly grounded branch circuit or circuit breaker is...

Page 8: ... the unit with other adjacent cabinet doors you may need to alter the wall just behind the drain connection on the unit to accommodate the drain CUTOUT DIMENSIONS PRODUCT DIMENSIONS REAR FRONT TOP SIDE 1 1 38 mm 7 178 mm 15 381 mm 34 1 870 mm to 35 1 889 mm Preferred location for electrical outlet is in an adjacent cabinet 24 610 mm 5 8 16 mm 2 51 mm 4 102 mm Drain Water Line 7 191 mm 3 1 8 80 mm ...

Page 9: ...uide Each door can be opened individually one at a time without interference However to ensure unobstructed door swing opening both doors at the same time 1 4 6 4 mm of space needs to be maintained between the units Hinge by Hinge Installation Mullion When installing two units hinge by hinge 13 16 22 mm is required for integrated models Additional space may be needed for any knobs pulls or handles...

Page 10: ...level of 200 ppm or higher and or a hardness of 12 19 gpg can be treated by U Line s in line water filter accessories available at u line com or your local dealer ULALINEFILTER Standard ULALINEFILTERL Large ULALINEFILTERHEAD 3 8 NPT initial setup requires head filter Use bypass level 6 Measure Water TDS Every Nugget Ice Machine comes with a TDS meter similar to the one below The TDS meter measures...

Page 11: ...tion Do not use any plastic water supply line The line is under pressure at all times Plastic may crack or rupture with age and cause damage to your home Do not use tape or joint compound when attaching a braided flexible water supply line that includes a rubber gasket The gasket provides an adequate seal other materials could cause blockage of the valve Failure to follow recommendations and instr...

Page 12: ...he unit Unit has a solid base that will not allow the unit to drain below itself There is a possibility that hose connections may have loosened during shipment Verify all connections and fittings are free from leaks This equipment is to be installed with adequate backflow protection to comply with applicable federal state and local codes Model numbers including CL or NB do not include a factory in...

Page 13: ...installed drain pump If you need to install a drain pump into your unit see DRAIN PUMP section in the User Manual To order a drain pump order part number ULADRAINPUMP115V online at u line com See below for typical installations requiring a drain pump FACTORY INSTALLED DRAIN PUMP NOTICE Cold Water Hot Water Waste Waste Shut Off Valve Air Gap Optional Hook Up Cold Water Hot Water Waste Shut Off Valve ...

Page 14: ...proper fit Also test to make sure the door opens and closes freely 3 Remove grille and place a mark on the floor at the front of the unit Also place a mark on the floor in the center of the unit 4 Remove the unit Using a square extend center line B see chart below This line serves as the back edge for the anti tip brackets From the center line measure A to the left and right This line is the outer...

Page 15: ...ning s rear height Shorten the unit height in the front by adjusting the front legs This allows the unit to be gently tipped into the opening Readjust the front legs to level the unit after it is correctly positioned in the opening INSTALLATION 1 Plug in the power electrical cord 2 Gently push the unit into position Be careful not to entangle the cord or water and drain lines if applicable 3 Re ch...

Page 16: ...it the grille must be installed WARNING DO NOT touch the condenser fins The condenser fins are SHARP and can be easily damaged Removing the grille 1 Disconnect power to the unit 2 Loosen the two screws 1 3 Remove grille 2 from unit Installing the grille 1 Align cabinet and grille holes and secure but do not over tighten grille screws 1 2 Reconnect power to the unit 1 2 16 ...

Page 17: ...al space for any knobs or pulls installed on the integrated panel frame Stainless Steel models that are installed adjacent to a wall require 2 1 4 57 mm door clearance on hinge side to allow for door handle Units have a zero clearance when installed adjacent to cabinets Wall Wall 90 Door Swing 90 Door Swing Space Required For any Knobs or Pulls 2 1 4 MIN 57 mm MIN Integrated Stainless 1 2 13 mm 17...

Page 18: ...ach pair of Torx head screws both the upper and lower hinge plates 3 Square and align door as necessary 4 Tighten Torx head screws on hinge 5 Reinstall gasket into the channel starting at the corner REVERSING THE DOOR 1 Open door 2 Using T 25 Torx bit loosen screw 1 and remove screw 2 on top and bottom hinge Slide and remove the door from the unit Note One hinge includes a metal spacer Spacer must...

Page 19: ...he ice produced during the first two to three hours of operation to avoid possible dirt or scale that may dislodge from the water line When plugged in the unit will begin operating under the factory default settings If the unit was turned off during installation simply press and the unit will immediately switch on To turn the unit off press and release 19 ...

Page 20: ...e Display and interior light return to normal operation Clean Mode See Cleaning section Showroom Mode Hold and for 5 seconds The ºF ºC symbol will flash Display will be lit and interior light will function Unit will not cool Repeat command to return to normal operation This unit is Star K certified See www star k org for more details DOOR ALERT NOTIFICATION When the door is left open for more than...

Page 21: ...uction resumes This ensures a constant supply of fresh ice is always available The factory default ice setting is 0 which produces a firm and compact ice nugget U Line s exclusive U Choose ice adjustability feature allows you five levels of adjustment from 0 to 5 At 5 the ice is soft and chewable To adjust the ice density 1 Hold for 5 seconds display will flash current ice setting 2 Adjust using o...

Page 22: ...ading Airflow and Product Loading NOTICE The unit requires proper airflow to perform at its highest efficiency Do not block the front grille at any time or the unit will not perform as expected Do not install the unit behind a door 22 ...

Page 23: ...t clean towel to prevent water spotting Clean any glass surfaces with a non chlorine glass cleaner EXTERIOR CLEANING Vinyl Clad Black or White Models 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 clean...

Page 24: ...iment particles and cloudiness as well as reduce chlorine and other off tastes and odors U Line recommends replacing the filter Part No ULANUGGETFILTER when you clean your machine The filter is available at u line com 1 Press and Hold for 10 seconds a 0 1 will appear in the display b Remove access shield c Remove all ice in bin d Remove any ice protruding from the ice dispenser tube 2 Insert the e...

Page 25: ...funnel slowly pour 1 5 quarts 48 oz of clean potable water into the ice dispenser tube Air and some water will exit the vent tube d Install new water filter Press and rotate 1 4 turn clockwise e Press and release 7 06 will appear in the display a Reinstall shield and close door b The machine will circulate water and perform a series of final rinses for approximately 15 minutes c The unit will resu...

Page 26: ...nmental conditions more or less frequent cleaning may be necessary WARNING Disconnect electric power to the unit before cleaning the condenser NOTICE DO NOT use any type of cleaner on the condenser unit Condenser may be cleaned using a vacuum soft brush or compressed air 1 Remove the grille See GRILLE INSTALLATION 2 Clean the condenser coil using a soft brush or vacuum cleaner 3 Install the grille...

Page 27: ...ust remain open to prevent formation of mold and mildew Open door a minimum of 2 50 mm to provide the necessary ventilation WINTERIZATION If the unit will be exposed to temperatures of 40 F 5 C or less the steps above must be followed In addition drain pumps in clear ice machines must be drained according to the following procedure 1 Remove the drain pump from the ice machine 2 Drain the water in ...

Page 28: ...ption 11 DC Output 5 Option 12 Serial output Compressor 21 Model number 22 Light All Segments 23 Activate Defrost Harvest press and hold for 3 seconds to activate defrost harvest 24 Defaults press and hold for 3 seconds to restore all values to factory defaults 25 Main Software Display only 26 Live Log Period frequency that data is output to diagnostics port 27 Factory test mode 0 Off 1 On 28 Comp...

Page 29: ...Mode on select models Clean Mode Hold the Clean button for 5 seconds to enter Clean mode on select models 1 Plug the unit into appropriate power source as defined on the data plate 2 Once the double dashes appear hold the hidden U Line button for 3 5 seconds 3 When 00 appears use the up and down buttons to select the appropriate model number 4 Press the light bulb button once 5 The display will bl...

Page 30: ...th a 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 BEFORE CALLING FOR SERVICE TROUBLESHOOTING GUIDE ELECTROCUTION HAZARD Never attempt to repair or perform maintenance on the unit before disconnecting the main electrical power Troublesho...

Page 31: ...pen 11 22 1 12 Compressor Serial Invertor Pump if applicable White light Bin temp Door switch Pump Low water sensor Water dispenser Water shutoff Relay Auger Black Black White Dump Valve Resevoir Valve Cond Fan Open Programming Diagnostics User Interface 42378_B Red Red Green Brown White Black Black 31 ...

Page 32: ...aring an anti static wrist strap that is grounded to an electrical ground or grounded water pipe Handle circuit boards carefully and avoid touching components REMOVE BASE ASSEMBLY 1 Disconnect power to the unit 2 Turn off water supply 3 In the front of the machine take out 2 Philips screws and remove front access panel 4 Remove cable tie and disconnect door switch plunger switch lead 5 Separate Co...

Page 33: ...ect waterline coming from inlet valve 9 Loosen hose clamp and disconnect ice transport tube remove hose clamp 10 Loosen hose clamp and disconnect drain tube remove hose clamp 11 Cut cable tie from wires and disconnect bin thermistor wire BIN TEMP 12 Disconnect cabinet from base a Remove 3 screws from each side of cabinet b Remove 2 1 4 screws from metal shroud 13 Pull base away from cabinet 9 8 10...

Page 34: ...t 5 Remove compression nozzle a Loosen hose clamp b Remove transport tube 6 Remove M6 socket head allen screw 7 Remove compression nozzle retainer 8 Remove compression nozzle 9 Remove main housing Disconnect vent line from T fitting 10 Remove three M6x25 socket head allen screws 11 Remove main housing 12 Remove and discard mating ring and seal 13 Carefully remove augerRemove The auger is very shar...

Page 35: ...Install auger 6 Install main housing a Slide main housing onto auger shaft b Install three M6x25 allen screws c Connect vent line to T fitting 7 Install compression nozzle Remove and inspect compression nozzle O ring seal replace if damaged in any way Clean O ring groove Lubricate O ring with Petrol gel and reinstall a Install compression nozzle b Install compression nozzle retainer c Install M6 s...

Page 36: ... spacer ensure that key is captured in slot 14 Insert screwdriver into groove of auger shaft and pry shaft outwards 15 Insert retainer into groove ensure that retainer is aligned with hole in spacer 16 Install screw and tighten 17 Plug in gear motor BLUE to BLUE BLACK to BLACK WHITE to WHITE Connect ground wire with ground screwemove 14 15 11 12 13 36 ...

Page 37: ...o replace the part in question The part that caused the damage must be returned to U Line in its entirety The part must be clearly labeled with the serial number of the unit it was removed from the date and the servicer who removed the part If the service technician determines the damage is the result of installation issues water connection drain etc the consumer would be notified and the issues s...

Page 38: ...or warranty labor Units must be registered prior to warranty submittal Customers may register at www U Line com A proof of purchase is required We also accept the following information to update warranty New construction occupancy documents Closing paperwork Final billing Remodel Warranty parts will be shipped at no charge after U Line confirms warranty status Please provide the model serial numbe...

Page 39: ... VALVE 80 55232 00 13 EVAPORATOR ASSEMBLY 80 55216 00 14 GASKET 80 55372 00 15 GRILLE ASSEMBLY 80 55373 00 16 HEAT EXCHANGER ASSEMBLY 80 55434 00 17 HINGE ASSEMBLY 80 55374 00 18 HINGE COVER 80 54001 00 19 ICE SCOOP 80 54080 00 20 LED LIGHT STRIP AND COVER 80 54000 00 21 LEG LEVELERS 4 80 54019 00 22 NUGGET ICE CLEANER ULANUGGETCLEAN 23 MAIN BOARD 80 55398 00 24 PLUNGER SWITCH NUG NUGGET 80 55375 ...

Page 40: ... 9 HARDWARE KIT GEAR MOTOR 80 55371 09 10 RESERVOIR FLOAT COMPLETE ASSY 80 55371 10 11 RESERVOIR LID O RING 80 55371 11 12 FLOAT SWITCH 80 55538 00 13 14 WATER LINE 12 SEGMENT 80 54722 01 WATER SEAL KIT 80 55371 13 INSULATION KIT 80 55371 14 15 DUMP VALVE TUBE ASSY 80 55447 01 16 RESERVOIR DUMP VALVE TUBE ASSY 80 55371 20 17 ICE TRANSPORT TUBE ASSY Insulation foam pieces are sold only as a complet...

Page 41: ...rranty status Please provide the model serial number part number and part description Some parts will require color or voltage information If U Line requires the return of original parts we will inform you when the parts order is taken This requirement will be noted on your packing list A prepaid shipping label will be emailed to you Please enclose a copy of the parts packing list and be sure the ...

Page 42: ...tlet below room temperature Lower than normal Partial Restriction Somewhat lower than normal vacuum Warm near room temperature Very hot Top passes warm Lower passes cool near room temperature due to liquid Room temperature cool or colder Extremely cold near inlet Outlet below room temperature backing up Lower than normal Complete Restriction In deep vacuum Room temperature cool Room temperature co...

Page 43: ... 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 Compressor Specificatio...

Page 44: ...and DC outputs located on the relay power board Included in this section are some diagnostic tips and of course if additional help is required please contact the U Line Corp Customer Care Facility at 1 414 354 0300 for assistance NORMAL OPERATING SOUNDS All models incorporate rigid foam insulated cabinets to provide high thermal efficiency and maximum sound reduction for its internal working compo...

Page 45: ...or Lights Unit may be in Sabbath mode Hold for 5 seconds to turn off Sabbath mode test the door switch circuit Unplug unit wait 5 seconds plug back in If main board does not beep check for 120V at black and white cables on power cord No Interior Light Light may be set to OFF Check LED strip for power Defective door switch Use component testing in service mode and test light circuit manually test d...

Page 46: ...n Ice Level Issues See APPENDIX on following pages Relay DC Outputs One of the primary functions of the main control is to operate the multiple relay and DC outputs during each cycle Verify proper operation of these relays using the following procedure 1 Enter Component Toggle through the service menu Frequently toggling the compressor relay could force the compressor into overload The compressor ...

Page 47: ...at u line com are able to treat TDS up to 600 b If TDS is acceptable unit must be cleaned and any leakage addressed with a seal kit U Line service part 80 55371 13 SEE WATER HOOKUP SECTION FOR SPECIFIC INFORMATION REGARDING TDS LEVELS Area in Front of Sensors Condenser Side is Wet Check connection from bin to drain No Water is Evident 1 Power cycle to reset error 2 Check sensors to ensure there is...

Page 48: ...t been performed A single cleaning may not resolve this condition c If customer has unit connected to a water softener have them consult a plumber to disconnect from the softener SEE WATER HOOKUP SECTION FOR SPECIFIC INFORMATION REGARDING TDS LEVELS d Check compressor operation If unit is not cooling or compressor is not operating diagnose and fix system problem If unit is cooling check auger for ...

Page 49: ... the display This mode can be canceled by pressing and releasing The mode will automatically be changed back to ON after three hours SHOWROOM MODE This mode is designed to show units in a display environment When in this mode the only functions will be the control and cabinet lights The compressor fans etc will not operate To enter exit this mode hold the light key and the power key for 5 seconds ...

Page 50: ...og Period frequency that data is output to diagnostics port 27 Factory test mode 0 Off 1 On 28 Compressor RPM 29 Freeze time adjust Model 54 only 30 Harvest time adjust Model 54 only 31 Low temp alarm limit Model 55 only 32 High temp alarm limit Model 55 only 1 THERMISTOR 1 BIN This shows the pure thermistor reading with no off sets taken into account 2 Does not apply to this model 3 Does not appl...

Page 51: ...roperly 23 ACTIVATE DEFROST HARVEST Press and hold for 3 seconds to activate 24 FACTORY DEFAULTS Press and hold for 3 seconds to restore all values to factory defaults 25 MAIN SOFTWARE 26 Does not apply to this model 27 FACTORY TEST MODEL 0 Off 1 On 28 COMPRESSOR RPM 29 FREEZE TIME ADJUST MODEL 54 ONLY 30 HARVEST TIME ADJUST MODEL 54 ONLY 31 LOW TEMP ALARM LIMIT MODEL 55 ONLY 32 HIGH TEMP ALARM LI...

Page 52: ... 39 HWC524 2A 40 HWC336 1A 41 HBD324 1A 42 HBD324 2A 43 HBD524 1A 44 HBD524 2A 45 HWD324 2A 46 HWD324 1A 47 HWD524 2A 48 HWD524 1A 49 HRF124 2A 50 HRF124 1A 51 HRI124 2A 52 HRI124 1A 53 Nugget 1 Class 134A 54 Grid Ice 55 Medical Refrigerator 56 Full size 57 Nugget 3 Class 57 Nugget 1 Class R600A PROGRAMMING THE UNIT TO CORRECT MODEL NUMBER 1 Disconnect the unit from power source 2 Push and hold th...

Page 53: ... Light 2 Evap Fan Cond Fan 22 RE336 1A Compressor Top Left Valve Bot Right Valve Light 1 Light 2 Evap Fan Evap Fan 2 Cond Fan 23 RE515 1A Compressor Light 1 Light 2 Evap Fan Cond Fan 25 RE524 1A Compressor Light 1 Light 2 Evap Fan Cond Fan 27 RE324 1A Compressor Light 1 Light 2 Evap Fan Cond Fan 29 KR524 1A Compressor Light 1 Light 2 Evap Fan Cond Fan 32 WC315 1A Compressor Light 1 Light 2 Evap Fa...

Page 54: ...ielectric grease will help to keep thermistor connections clean and dry If you change a thermistor in the unit please re apply dielectric grease to the connection If you encounter a dirty thermistor connection you should replace the thermistor and the thermistor harness This unit has one thermistor located along the right hand sidewall of the ice bin It is used to maintain the ice level in the bin...

Page 55: ... improper use maintenance installation service repair acts of God fire flood or other natural disasters The product must be installed operated and maintained in accordance with your product s User Guide The remedies described above for each warranty are the only ones that U Line will provide either under these warranties or under any warranty arising by operation of law U Line will not be responsi...

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