Service - Follett Corporation
Contents
1. Reference 1 2 3 4 5 6 Not shown 7 Not shown 8 Not shown 9 Not shown 10 Not shown 11 Not shown Not shown 12 13 Not shown 14 Not shown 15 16 Not shown 17 Not shown Not shown Not shown Not shown Not shown Not shown 18 Not shown Not shown Description Part Label Follett 502438 Top cover includes label 502606 Drain pan 502446 Grille drain pan 502450 Cover electrical components 502593 Lid rear access 502594 Cover ice storage under drain pan 502453 Label ice dispense cover push button 502623 Label ice dispense cover lever 502622 Label water dispense cover push button 502617 Label water dispense cover lever 502616 Cover dispense chute push button operation includes button and label ice 502440 Cover dispense chute lever operation ice 502439 Cover dispense chute push button operation includes button and label water 502620 Cover dispense chute lever operation water 502619 Chute focus clear plastic 502459 Push pin clear chute 502618 Lever dispense for water and ice 501953 Switch push button operation for ice includes label 502441 Splash shield right hand unit 502612 Splash shield left hand unit 502613 Thumbscrew splash shield 10 32 x 1 2 501100 Switch dispense lever for ice and water 502505 Panel access right hand and2. 696mm 305mm A L 21 75 Ice one remote icemaker transport models U155NR400A W 31 25 us two remote icemakers models U155NR800A W 49 75 5 1264 B9mm 3 4 PVC slip joint 28 26 drain 712mm 661mm 17 432mm These 1 5 25 electric f conn ee Y lt 6 min and drain plain water 26 153mm clean out Manual load units connection 661mm air break Automatic load units with 1 icemaker do not connect to drain Automatic load units with 2 icemakers system Electrical hookup information Model Electrical Connection Circuit s required U155N 115V 60Hz 1 phase e Hard wiring of dispenser Max fuse dispenser 15 amps required U155NR400A W 115V 60Hz 1 phase 2 circuits required Dispenser power hard wiring Je Dispenser 15 amps max fuse required size e Bin signal cord and plug supplied e cemaker cord and plug e cemaker 20 amps max fuse supplied on power and bin size signal U155NR800A W 115V 60Hz 1 phase 3 circuits required e Dispenser power hard wiring Je Dispenser 15 amps max fuse required size e Bin signal and plug supplied cemaker cord and plug e 2 icemakers 20 amps max supplied on p
3. NOLLWLOY 3SN3dSIG ASIMMOOTOYXSLNNOOD 2 o uM V ON 9 a GIONG1OS H31VM HOLIMS H3VM puey 1ufiH m 13 Before calling for service 1 Check that there is ice in dispenser and that congealed cubes are not causing a jam 2 Check that circuit breaker and switches are in ON position 3 Check that drain pan rear lid and top are on securely If ajar dispenser will not operate When the top is off auger does not operate even though the solenoids do 4 Check that all drains are clear Note For units equipped with Follett compressed nugget icemaker see Icemaker Operation and Service Manual for service and troubleshooting information Dispenser troubleshooting guide Symptom Possible cause Solution Ice does not dispense Auger motor does not run Wheel motor does not run k oR Power switch faulty or in OFF position loose connection Faulty dispense switch Faulty transformer Drain pan ajar Faulty drain pan safety switch akon Turn power switch to ON position check connections Replace switch Replace transformer Check pan and reseat Replace switch Ice does not dispense Auger motor runs Wheel motor runs Gate does not open i Loose electrical connection Linkage problem between solenoid and gate Faulty solenoid Check connecti
4. Side view Top view 2 C9 C 11 Reference Description Part Auger motor drive assembly vertical includes all items below 502493 1 Motor vertical auger includes gearbox and capacitor 502476 2 Chain auger drive 35 40 502477 3 Sprocket 35 22T 5 8 bore 502478 4 Sprocket 35 12T 5 8 bore 502479 5 Drive shaft 502480 6 Bearing auger upper and lower 501314 7 Cover and bearing chain drive includes 501314 502481 8 Capacitor 25mf 270V 501550 9 Key Woodruff 502482 10 Washers thrust 4 501765 11 Mounting plate auger motor includes 501314 502483 Electrical components 14 12 16 19 11 8 5 13 12 1 y o z 9 Ugu O 12 17 18 5 VU 2 4 3 7 6 15 Reference Description 1 amp C Iv 9 10 11 12 13 14 15 Not shown 16 Not shown 17 Not shown 18 Not shown 19 Not shown Transformer 24V Relay dispense Relay auto fill Timer auto fill automatic fill units Strip terminal Tube water dispense stainless steel Bracket water solenoid Fitting outlet 1 8 MPT x 3 8 compression Valve solenoid water Fitting inlet plastic 1 4 barb Tubing water sold by the foot Switch safety Switches power and
5. 2 Pull auger upward to clear auger tube 3 Lift auger tube upward to clear dispenser top 4 Slide tube and bearing plate through auger tube gasket solenoid Dispense wheel removal 1 Remove drain pan assembly and bin access cover 2 Remove center thumbnut and threaded rod on dispense wheel assembly and lift wheel out front access opening Auger motor assembly removal 1 Remove top cover quick 2 Remove one thumbnut on rear of motor bracket release 3 Lift motor bracket up and unplug electric pin ice chute quick disconnects 4 Remove motor assembly 11 Fig 3 Front view auger motor side view auger dispense wheel auger tube stationary agitator rotating agitator wheel motor plain water auger bearing baffle plate chilled water coil wheel motor mounting plate Service Disassembly instructions for service requirements only NOT required for any cleaning procedure Dispense wheel motor removal Fig 3 Remove drain pan bin access cover and dispense wheel Remove stainless steel baffle plate under dispense wheel Remove two screws holding wheel motor bracket on bin Lift plate and motor up Unplug electric quick disconnects from motor Lift motor and mounting plate out front access opening 1 iagrams d iring N
6. 6m away from the dispenser As water freezes to the inside walls of the icemaker evaporator a rotating stainless steel auger removes ice and carries it to the top of the evaporator assembly where it is compressed and extruded through an outlet port The extruded ice is then pushed through the tube to the storage compartment of the dispenser A level fill circuit maximizes fill in the storage area by rotating the wheel at intervals until the bin is completely filled When the bin is filled a bin stat shuts the icemaker off to avoid overfilling of the bin The icemaker will restart after 20 minutes if the bin is calling for ice Cleaning N Warning Always disconnect power before cleaning dispenser Using solutions below clean and sanitize storage area and beverage lines before starting up unit and on a routine basis as noted below Solution A Prepare a cleaning solution 200 ppm of available chlorine content of Ecolab Mikro chlor Cleaner or equal chlorinated detergent Cleaning solution temperature must be at 75 125 F 24 to 52 C Solution B Prepare a sanitizing solution 50 ppm of available chlorine content of Ecolab Mikro chlor Cleaner or equal chlorinated detergent Sanitizing solution temperature must be at 75 125 F 24 to 52 C Cleaning bin before use 1 Wipe storage area with Solution A 2 Rinse thoroughly with clear potable water 3 Wipe with Solution B to sanitize Periodic cleaning of dispenser
7. icemaker Bracket switch mounting power and icemaker Chute focus clear plastic Switch safety rear cover assembly left hand unit Switch safety rear cover assembly right hand unit Switch safety drain pan assembly left hand unit Switch safety drain pan assembly right hand unit Switch dispense lever Bracket safety switch drain pan right hand unit Bracket safety switch drain pan left hand unit Bracket safety switch rear Thermostat bin level 19 15 NN TS Part 502058 501826 501826 502471 502472 502356 502611 502562 502243 502637 502356 502511 502209 502638 502459 502498 502499 502500 502501 502505 502609 502610 502608 500514 Koszg yr 801 Church Lane Easton PA 18040 USA Toll free 800 523 9361 610 252 7301 208599R01 Innovative solutions inspired by ice Fax 610 250 0696 www follettice com 02 06
8. left hand units 502585 Panel front dispense mechanism ice right hand unit 502588 Panel front dispense mechanism ice left hand unit 502589 Panel front side back wrap water dispense right hand unit 502634 Panel front side back wrap water dispense left hand unit 502592 Panel rear motor support right hand unit 502586 Panel rear motor support left hand unit 502587 Clip Tinnerman 10 32 502621 Screw 10 32 x 1 2 502287 Legs 6 153mm adjustable to 9 229mm set of 4 502454 Switch water dispense push button operation includes label 502648 Plug 2 lead male 502333 Plug 2 lead female 502334 15 Dispense assembly Dispense assembly side view Reference 1 2 3 4 5 Not shown 6 7 8 9 10 11 RH unit shown dmi Top view Description Gate dispense Linkage pin gate solenoid Pin quick release 5 53 141mm dispense gate Solenoid includes linkage pin Dispense mechanism assembly right hand unit Dispense mechanism assembly left hand unit Spring dispense mechanism 1 per side Chute ice Wrap dispense mechanism Bushing Ni liners Screw 8 32 x 5 16 Pin spring 16 Part 502455 502456 502102 00126607 502458 502496 501950 502457 502607 501249 502625 502624 Reference 1 Not shown 2 Not shown Not shown 3 4 Not
9. OLLO3NNOO 1 gt jl NOLLO3NNOO dlH LS TVNIINH3 L 39991 61 9 ae 1 Tiido1nv mE T XE ET 4 an Sey N Nd ed TUSAOLAV NOLIVLOH 3SIAMMOO TO nid gt geld L Zld LN gt MM g peu NOILWLOY ASIMM9019 H39fv 2 v Jnd IH AV THH 3SN3dSIG uo puey 437 Ave IWNDIS cit H3DIVW3OI oO ei WI HF 21 HOLIMS L ON HOLIMS Ava IWNOIS T ng Q NOLLdO Til4O10v e NO 235 9 AsO 81 4 nig peu Av 138 THSOLAW C among GION310S 3SNadsia 6 9 I9A ug peu IH 3533451 ON MM v 9 T ua 2 peu T 3SN3dSIG HOLIMS 3SN3dSIad SHOA vc AAA AAA lt TUM SHOA SLL yg relai Sp nig L ng l eu TildoLnv ld I eld l 2 l eN Me pou 1 N And l eu THAOLNY NOILVLOH 3SINDOOTOH31NnOO T33HM nig a eed HOLIMS HOLIMS HOLIMS uvad dow zed I Led 1 v ON 9 ONE a ON 4 gt oo o o gL 9 6 0 Q uM peu Jnd and
10. Recommended daily cleaning of drain pan through a dishwasher DO NOT run plastic parts drain pan dispense chute cover dispense wheel 1 Remove all debris from drain pan 2 Pour 1 gallon 4L hot water into drain pan to keep drain lines clear Recommended weekly cleaning 1 Remove drain pan and grille and wash with Solution A Rinse thoroughly 2 Pour a solution of one cup 80z 237ml household bleach mixed with one gallon 3 8L hot water into drain pan to help prevent algae growth in drain lines Recommended quarterly cleaning every 3 months On push button units remove dispense switch from dispense chute cover before cleaning chute cover Turn power switch to OFF position and remove top from dispenser Remove ice from storage area Remove dispense chute cover chute auger motor assembly auger and auger tube page 11 Remove drain pan grille dispense wheel and cover plate page 12 Clean all components and bin storage area with Solution A rinse thoroughly with clear water and sanitize with Solution B Remove clean out plug from drain line tee on side opposite dispense tower and let bath drain Use a bottle brush to clean coil with Solution A then rinse and sanitize with Solution B Reinstall clean out plug in drain line tee Pour potable water into bath to submerge coil ahON ON OO Putting unit back in service after quarterly cleaning 1 Reassemble components 2 For manua
11. U155N Series Ice and Water Dispensers Order parts online www follettice com Installation Operation and Service Manual E Manual load units Automatic load units with one icemaker TT Automatic load units with two icemakers Following installation please forward this manual to the appropriate operations person KoOortzEFF 801 Church Lane Easton PA 18040 USA Toll free 800 523 9361 610 252 7301 Innovative solutions inspired by Fax 250 0696 www follettice com 208599R01 Contents Welcome to Follett Before you begin Specifications nunnan Re EORR TR RR RC ca os Field wiring Installation procedures Installing dispenser in counter Installing remote Start Up ELT User Information 0 0 0c cece eee ees Cleaning Procedures Disassembly for cleaning 11 Service information Disassembly fo
12. d dispenser Check to make sure bin signal on icemaker control board is switched to 24 volt connection Refer to installation manual packed with icemaker for important details on ice transport tube run ventilation requirements and other installation requirements Failure to comply with instructions will void warranty 1 Position icemaker in desired location 2 Push one end of ice transport tube s through hole s provided in side of dispenser 3 Route tube into ice tube bracket inside dispenser and engage bracket tabs in holes located in end of ice transport tube s See drawings below 4 Proceed with ice transport tube installation from dispenser to icemaker in compliance with instructions contained in icemaker installation manual packed with icemaker Ice tube retainer bracket ice tube thermostat Front view tabs in ice tube retainer bracket engage holes in ice tube and hold tube in place NI ice tube Side view 8 To start up and operate dispenser 1 Follow detailed cleaning instructions in service manual before operating dispenser 2 For manual load units remove front drain pan or rear lid and fill storage area with compatible ice Follett manual load dispensers can accommodate most cube cubelet ices up to 1 square and Follett compressed nugget ice Crushed flake nugget bagged or congealed ice cannot be used Use of these ices can jam dispenser and void warranty Separate any
13. ield wiring ground 115 volt must be installed in accordance with NEC GND ground ENS ae and local electrical codes BL black W white GND BL W Electric power source GRN green GRN B blue R red 115 volts Y yellow GND BL W Icemaker 1 GaN 9 Standard electrical 115V 1 Ph 60Hz eee ee ere ee MH Li max fuse size 15 amps Lower junction box Upper junction Ua i IG ewj 15 amp fused i L e BL disconnect Left junction box Right junction box e W GRN l oF 15 amp fused _ ONDO ew B el le ca 24volis disconnect i e BL lt e GND BL W i GND R GRN i GRN l T 1 115 volts 24 volts i On all models with remote icemaker s the black wire on the icemaker control board s s LINE VAC terminal must be moved to the 24V terminal Upper junction ew a e BL GRN 15 amp fused GND 1 disconnect Installation Installing U155 dispenser in counter 4 All 0155 dispensers must be installed level in both directions and supported from below with 6 9 153 229mm adjustable leg accessory provided or channels installed on site DO NOT hang dispenser on flange 1 Check that dispenser location meets all requirements in this manual and cut counter as shown 2 Block up area below counter cut out to support dis
14. ity of Follett ice dispensing equipment Following is an explanation of the different model numbers in the U155 series U155NR400AR Ice dispense chute location R right side L left side Condenser type A air cooled W water cooled Remote icemaker s capacity and refrigerant 400 400 Ibs 181kg day R404A 800 800 Ibs 363kg day R404A absence of manual fill unit N ice and water only no beverage rail or valves Approximate storage capacity in lbs Dispenser configuration U undercounter Important cautions Storage area of dispenser contains mechanical moving parts Keep hands and arms clear of this area at all times If access to this area is required power to unit must be disconnected first Follett manual load dispensers can accommodate most cube cubelet ices up to 1 square or Follett compressed nugget ice Crushed flake bagged nugget or congealed ice cannot be used Use of these ices can jam dispenser and void warranty Separate any waffle like sections of cubes before adding to dispenser For ice compatibility questions please call Follett customer service toll free at 800 523 9361 or 610 252 7301 Follett recommends use of an activated carbon filter for units equipped with icemakers Ice is slippery Maintain counters and floors around dispenser in a clean and ice free condition Ice is food Follow recommended cleaning instructions to maintain cleanli
15. l load units fill unit with an approved ice see caution statement on page 3 3 For automatic load units with R400A W R4044A refrigerant icemakers turn bin signal switch es and dispenser power switch to ON position and allow storage area to fill 4 Push dispense button or lever to test that dispenser is functioning properly Quarterly cleaning of icemaker system Units equipped with icemakers require cleaning of icemaker system at least every three months and more often if local water conditions dictate Failure to clean icemaker system will result in decreased performance and potential damage to icemaker Refer to Icemaker Operation and Service Manual 10 Disassembly instructions for periodic cleaning Dispense chute cover removal Fig 1 1 Remove top cover Front View 2 Push chute cover up vertically to slip off right hand unit holding tab 3 After clearing tab pull chute cover forward to remove top cover diit cover Dispense mechanism assembly removal 1 Remove top cover 2 Remove chute cover see above 3 Remove auger motor assembly see above 4 Remove quick release pins from the ice chutes and gates then unplug wires from solenoids 5 Lift dispense mechanism up and off auger tube drain pan assembly Auger and auger tube removal Fig 3 Fig 2 1 Remove auger motor and dispense mechanism Dispense assembly top View assembly see above right hand unit
16. ness of delivered ice Specifications Electrical Each icemaker and dispenser requires separate circuit with electrical disconnect within 10 feet 6m Equipment ground required Standard electrical 115V 60Hz 1 phase Max fuse dispenser 15 amps each icemaker 20 amps Model Dispenser number amperage amperage U155N 2 4 amps U155NR400A W 11 0 amps 2 4 amps U155NR800A W 11 0 amps ea 2 2 4 amps Plumbing Dispenser 3 4 PVC slip joint for hopper drain 3 4 PVC pipe nipple for beverage drain pan 3 8 ID red line tubing for water in Note Drains should be hard piped and insulated Maintain at least 1 4 per foot 6mm per 304mm run slope on drain line run Icemaker Refer to Icemaker Installation Manual packed with icemaker 1 4 FPT water in 1 2 MPT drain 3 8 FPT condenser inlet water cooled condenser only 1 2 FPT condenser drain water cooled condenser only Water disconnect within 10 feet 3m of dispenser is suggested for automatic load units Clearance and access information 51 1296mm above counter 12 305mm on side opposite tower below counter Counter front or rear panel must be removable for service access to both sides of dispenser and icemaker s if any Below counter access to drain clean out required on utility side of dispenser Side view right hand dispenser Front view side opposite dispense tower lt 27 375 Y
17. ons Check linkage Replace solenoid Ice does not dispense Auger motor does not run Wheel motor runs N Loose electrical connection Faulty auger motor Faulty run capacitor N Check connections Check auger motor Check run capacitor Ice does not dispense Auger motor runs Wheel motor does not run N Loose electrical connection Faulty wheel motor Faulty run capacitor N Check connections Check wheel motor Check capacitor No ice in dispenser 2 ook Ww Power switch in OFF position or faulty Bin signal switches in OFF position or faulty Faulty bin thermostat Faulty transformer lcemaker related problem Faulty run capacitor Check switch and replace if necessary Check switch and replace if necessary Replace bin thermostat Replace transformer Refer to icemaker Operation and Service Manual for diagnosing Check for power and bin signal on icemaker PC board If problems persist after following this basic troubleshooting guide call Follett s technical service department toll free at 800 523 9361 or 610 252 7301 14 Replacement parts Dispenser exterior Top view Front view unit with right hand RH tower right hand RH tower push button dispensing ss m water 1 O
18. ower and bin fuse size each signal Note equipment must be wired according to local and NEC codes JIN Attention Should local codes require a hard wired connection and or shielded wiring eliminate the cord s and plug s and follow the appropriate field wiring diagram on the following page See icemaker Installation and Operation manual for recommended junction box preparation of hard wired remote icemaker s Field wiring diagrams Manual load units IMPORTANT Electric power source Standard electrical 115V 1 Ph 60Hz max fuse size 15 amps 115 volts Field wiring diagram is intended to aid electrician or technician in understanding GND BL W how equipment works All field wiring must be installed in accordance with NEC GRN and local electrical codes U155 dispenser d5b ampilsed ecce suuin I uus RUP peo disconnect iuncti Right junction box LEGEND Left junction box gnt J Wirenut field ud connections w BL Equipment ground Y BL BL black e WO W white R GRN green EM Automatic load units IMPORTANT LEGEND Field wiring diagram is intended to aid o Wirenut field electrician or technician in understanding Equipment how equipment works All f
19. penser when lowered into place 3 For automatic load dispensers disconnect ice transport tube from bracket in storage area of dispenser Since this tube must be reinstalled in bracket after dispenser is dropped into counter note how tube is held by bracket tabs before disconnecting 4 Carefully lower dispenser into counter until it rests on support blocks 5 Adjust height from below until dispenser flange rests flush with counter 6 Apply a bead approximately 1 4 6mm in diameter of NSF listed silicone sealant Dow Corning RTV 732 or equivalent around perimeter of dispenser where it meets counter and smooth sealant to a 1 8 4mm radius 7 Install a hard drain line maintaining at least a 1 4 per foot 20mm per 1m slope and insulate line to prevent condensation PVC pipe is suggested Care must be taken in sweating any metal drain pipe used Excessive heat applied while sweating metal pipe may melt plastic fitting on dispenser 8 Make electrical connections in accordance with applicable wiring diagrams provided as well as NEC and local codes Provide disconnects within 10 ft 3m of dispenser and icemaker for servicing Counter cut out 26 25 0076 9459 la dest 125 772mm 3 3mm 667mm 3 mm 3mm d Front of counter Installing remote icemaker automatic load units only Correct installation of remote icemaker s is critical to proper performance of icemaker an
20. r 5 Wiring lt Dispenser troubleshooting guide Replacement parts Dispenser Dispense assembly Lien TRITT Auger Electrical CO CO CO Welcome to Follett Follett ice and water dispensers enjoy a well deserved reputation for excellent performance long term reliability and outstanding after the sale support To ensure that this dispenser delivers that same degree of service we ask that you take a moment to review this manual before beginning the installation of the dispenser Should you have any questions or require technical help at any point please call our technical service group toll free at 800 523 9361 or 610 252 7301 Before you begin e After uncrating and removing all packing material inspect the equipment for concealed shipping damage If damage is found notify the shipper immediately and contact Follett Corporation so that we can help in the filing of a claim if necessary Check your paperwork to determine which model you have Follett model numbers are designed to provide information about the type and capac
21. shown 5 6 Not shown Not shown Not shown 7 8 9 Not shown Not shown Not shown Not shown Not shown 10 11 Not shown Not shown Not shown Side view Description Auger LH unit black stamped with 1 Auger RH unit gray stamped with 2 Plate auger bearing Tube auger right hand unit Tube auger left hand unit Wheel dispense includes stud and rotating agitator Baffle under dispense wheel Drive bar under dispense wheel Motor vertical auger Motor wheel Seal wheel motor Spacer wheel motor Capacitor wheel motor Agitator rotating 21 534mm long Plate wheel motor mounting Agitator stationery Bracket ice tube double tube Ice transport tube sold by the foot Ice transport tube 10 ft Ice transport tube 20 ft Insulation transport tube sold by the foot Coil plain water Tubing water sold by the foot Cover blank ice entry Gasket ice entry Plate ice entry 2 holes 17 10 left hand unit shown Part 502491 502492 501696 502487 502488 501681 501684 501682 502476 502560 501333 501768 501782 502484 502615 502490 502497 500366 502522 502523 501176 502461 502356 502674 502672 502673 Auger motor
22. waffle like sections of cubes before adding to dispenser For questions about ice compatibility call Follett s customer service group toll free at 800 523 9361 or 610 252 7301 3 Turn power switch located on control box to ON position 4 For automatic fill units follow detailed instructions in icemaker installation section of installation manual then turn icemaker bin signal switch es located on control box to ON position and begin to make ice 5 When dispenser has at least 6 153mm of ice in storage area press PUSH FOR ICE lever or button to ensure that dispenser is operating properly Note If additional start up information is needed call Follett Corporation at 800 523 9361 User information How the dispenser works Follett s U155N series ice and water dispensers are available in manual load configurations using ice from another source or automatic load configurations fed from one or two Follett 400 Ib 181kg day remote icemakers In all models ice is stored below the counter in the dispenser storage area When the dispense lever or button is pushed the dispense motor is activated This causes the wheel assembly in the storage area to turn moving ice to the vertical auger assembly which carries ice up to the dispense chute where it drops by gravity into the container In automatic load units ice is manufactured in either one or two Follett remote icemakers These icemakers may be located up to 20 ft
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