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MU155N Series - 120V 60Hz
Ice and Water Dispensers
Installation, Operation and Service Manual
Automatic load units
with one icemaker
Automatic load units
with two icemakers
Following installation, please forward this manual
to the appropriate operations person.
801 Church Lane • PO Box D, Easton, PA 18044
(610) 252-7301 • FAX (610) 250-0696 • www.follettice.com
®
Cool Ideas For Ice Management
209091R00
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Table of Contents
Related Manuals for Follett MU155N Series
Summary of Contents for Follett MU155N Series
- Page 1 MU155N Series - 120V 60Hz Ice and Water Dispensers Installation, Operation and Service Manual Automatic load units with one icemaker Automatic load units with two icemakers Following installation, please forward this manual to the appropriate operations person. 801 Church Lane • PO Box D, Easton, PA 18044 (610) 252-7301 •...
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Page 3: Table Of Contents
Welcome to Follett........ -
Page 4: Welcome To Follett
• 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. -
Page 5: Clearance And Access Information
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 6mm per 304mm run slope on drain line run Icemaker Refer to Icemaker Installation Manual packed with icemaker for installation instructions Clearance and access information... -
Page 6: Field Wiring Diagrams
Field wiring: Model MU155NR400A/W MU155NR800A/W Field wiring diagrams Automatic load units IMPORTANT Field wiring diagram is intended to aid electrician or technician in understanding how equipment works. Electric supply 120V 60Hz Junction box Electrical connection icemaker and dispenser: hard-wiring: Cord and plug connection provided for bin signal icemaker(s) and dispenser:... -
Page 7: Installation Procedures
Installing MU155N dispenser in counter All MU155N dispensers must be installed level in both directions and supported from below with 153 – 229mm adjustable legs provided, or channels installed on site. DO NOT hang dispenser on flange of counter. 1. Check that dispenser location meets all requirements in this manual and cut counter as shown. 2. -
Page 8: Installing Remote Icemaker
Installing remote icemaker Correct installation of remote icemaker(s) is critical to proper performance of icemaker and 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. -
Page 9: Start-Up
In automatic load units, ice is manufactured in either one or two Follett remote icemakers. These icemakers may be located up to 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. - Page 10 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 Recommended daily cleaning of drain pan DO NOT run plastic parts (drain pan, dispense chute cover, dispense wheel) through a dishwasher.
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Page 11: Disassembly Instructions For Periodic Cleaning
Disassembly instructions for periodic cleaning Dispense chute cover removal 1. Remove top cover. 2. Push chute cover up vertically to slip off holding tab. 3. After clearing tab, pull chute cover forward to remove. Dispense mechanism assembly removal 1. Remove top cover. 2. -
Page 12: Service Information
Fig. 3 side view auger motor (side view) rotating agitator auger bearing plate baffle plate wheel motor mounting plate Disassembly instructions for service requirements only – NOT required for any cleaning procedure Dispense wheel motor removal (Fig. 3) 1. Remove drain pan, bin access cover and dispense wheel. 2. -
Page 13: Wiring Diagrams
Wiring diagrams INterlock RELAY POWER DISPENSE SWITCH MU155N Right-hand dispenser white white TOP LID DRAINPAN SWITCH SWITCH DISPENSE RELAY T-STAT MU155N Left-hand dispenser WATER SWITCH WATER SOLENOID COUNTERCLOCKWISE ROTATION DISPENSE RELAY PL2-1 PL2-3 COUNTERCLOCKWISE ROTATION AUTOFILL PL3-2 AUTOFILL R2 PL3-1 120 Volts 24 Volts DISPENSE RELAY... -
Page 14: Before Calling For Service
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 Ice does not dispense. -
Page 15: Replacement Parts
Dispenser exterior Top view unit with right hand (RH) tower Reference # Description Label, “Follett” Top cover (includes label and magnet) Drain pan (includes magnet) Grille, drain pan Cover, electrical components Lid, rear access (includes magnet) Not shown Cover, ice storage (under drain pan) -
Page 16: Dispense Assembly
Dispense assembly – Dispense assembly side view (right-hand unit shown) Reference # Description Gate, dispense Linkage pin, gate/solenoid Pin, quick release, 141mm, dispense gate Solenoid (includes linkage pin) Dispense mechanism assembly, right-hand unit Not shown Dispense mechanism assembly, left-hand unit Spring, dispense mechanism (1 per side) Chute, ice Wrap, dispense mechanism... -
Page 17: Hopper
Hopper – side view Reference # Description Auger, LH unit (black, stamped with “1”) Not shown Auger, RH unit (gray, stamped with “2”) Plate, auger bearing Not shown Tube, auger, right-hand unit Not shown Tube, auger, left-hand unit Wheel, dispense (includes stud and rotating agitator) Baffle (under dispense wheel) Not shown Drive bar (under dispense wheel) -
Page 18: Auger Motor
Auger motor side view Reference # Description Auger motor/drive assembly, vertical (includes all items below) Motor, vertical auger (includes gearbox and capacitor) Chain, auger drive #35, 40p Sprocket 35#, 22T 5/8 bore Sprocket 35#, 12T 5/8 bore Drive shaft Bearing, auger, upper and lower Cover and bearing, chain drive (includes 501314) Capacitor, 25mf, 270V Key, Woodruff... -
Page 19: Electrical Components
Electrical components Reference # Description 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) Switches (power and icemaker) Bracket, switch mounting, RH (power and icemaker) - Page 20 801 Church Lane • PO Box D, Easton, PA 18044 209091R00 (610) 252-7301 • FAX (610) 250-0696 • www.follettice.com Cool Ideas For Ice Management ® 4/02...
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