Multiplex 50M Installation Manual

Post Mix Soda and Super-Chil™

Refrigeration Unit with Electronic Control

Installation, Operation and Maintenance Manual

This manual is updated as new information and models are released. Visit our website fo rthe latest manual. www.manitowocbeverage.com/us

Part Number 020002365 08/25/2015

Safety Notices

Read These Before Proceeding:

As you work on Multiplex equipment, be sure to pay close attention to the safety notices in this manual. Disregarding the notices may lead to serious injury and/or damage to the equipment.

Throughout this manual, you will see the following types of safety notices:

Warning

Text in a Warning box alerts you to a potential personal injury situation. Be sure to read the Warning statement before proceeding, and work carefully.

Caution

Text in a Caution box alerts you to a situation in which you could damage the equipment. Be sure to read the Caution statement before proceeding, and work carefully.

Procedural Notices

As you work on Multiplex equipment, be sure to read the procedural notices in this manual. These notices supply helpful information which may assist you as you work.

Throughout this manual, you will see the following types of procedural notices:

Important

Text in an Important box provides you with information that may help you perform a procedure more efficiently. Disregarding this information will not cause damage or injury, but it may slow you down as you work.

NOTE: Text set off as a Note provides you with simple, but useful, extra information about the procedure you are performing.

Caution

Proper installation, care and maintenance are essential for maximum performance and trouble-free operation of your Multiplex equipment. Read and understand this manual. It contains valuable care and maintenance information. If you encounter problems not covered by this manual, do not proceed, contact Manitowoc Beverage Equipment. We will be happy to provide assistance.

Important

Routine adjustments and maintenance procedures outlined in this manual are not covered by the warranty.

Important

New hose sets must be used when installing this equipment. Old hose-sets should not be reused.

Warning

PERSONAL INJURY POTENTIAL

Do not operate equipment that has been misused, abused, neglected, damaged, or altered/modified from that of original manufactured specifications.

Warning

The installer is responsible to provide a suitable plug meeting all requirements, or a means for disconnection must be incorporated in the wiring according to the wiring rules.

Warning

This appliance is intended to be used indoors in kitchens or back rooms of food/restaurant establishments.

Warning

This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision concerning use of the appliance by a person responsible for their safety. Do not allow children to play with this appliance.

NOTE: SAVE THESE INSTRUCTIONS.

We reserve the right to make product improvements at any time. Specifications and design are subject to change without notice.

Section 1 General Information

Section 2 Installation

Table of Contents

Read This Manual ............................................................................................................... 5

Unit Inspection ................................................................................................................... 5

Model Numbers .................................................................................................................. 5

How to Read a Model Number ..........................................................................................5

Accessories .......................................................................................................................... 6

Special Applications ...........................................................................................................6

Attention: Marine Installations ..........................................................................................................6

Outdoor Applications ...........................................................................................................................6

Serial Plate Location ..........................................................................................................7

Warranty Information ........................................................................................................ 7

General ................................................................................................................................ 9

Dimensions and Clearances — All Models ....................................................................... 9

Remote Condenser ............................................................................................................................. 10

Safe Installation Dos and Don’ts .....................................................................................10

Location Requirements ....................................................................................................11

Clearances .............................................................................................................................................. 11

Ratings..................................................................................................................................................... 11

Kitchen Equipment Installer Representative Responsibilities ............................................ 11

Requirements for Post Mix Refrigeration Units ........................................................................ 11

Installer Instructions ........................................................................................................ 12

Preparation ............................................................................................................................................ 12

Electrical............................................................................................................................12

General .................................................................................................................................................... 12

Minimum Circuit Ampacity .............................................................................................................. 12

Electrical Requirements .................................................................................................................... 12

Specifications ........................................................................................................................................ 12

Grounding Instructions ..................................................................................................................... 13

Plumbing/Water Supply ..................................................................................................14

Plumbing Potable Water ................................................................................................................... 14

Plumbing Requirements – General ...............................................................................................14

Water Supply ......................................................................................................................................... 14

Plumbing Circuit Diagrams — Models 42, 44 and SC1000 .................................................. 15

Plumbing Circuit Diagrams — Models 50 and SC2000 ......................................................... 18

Refrigeration Unit Installation ........................................................................................20

Unpacking and Inspecting............................................................................................................... 20

Unit Installation Overview ............................................................................................................... 20

Positioning of Refrigeration Unit ................................................................................................... 21

Equipment Placement ....................................................................................................................... 21

Electrical Connections ....................................................................................................................... 21

Tower Installation .............................................................................................................21

Conduit Installation .........................................................................................................22

Proper Use of John Guest Fittings ................................................................................................. 22

Connecting Supply Lines .................................................................................................................. 23

Routing Insulated Conduit ............................................................................................................... 25

Connecting Insulated Conduit at the Unit ................................................................................. 25

Part Number 020002365 08/25/2015 3

Section 3 Operation

Section 4 Maintenance

Table of Contents (continued)

Connecting Insulated Supply Lines .............................................................................................. 25

Insulating Connections ..................................................................................................................... 27

Aeroquip Connection .......................................................................................................27

Condenser and Pre-charged Lines Installation..............................................................27

Remote Condenser Requirements ................................................................................................ 27

Pre-charged Refrigeration Line Requirements ......................................................................... 28

Connecting the Pre-charged Refrigeration Lines .................................................................... 29

Testing ............................................................................................................................... 29

Testing CO2 Circuit for Leaks ............................................................................................................ 29

Testing Syrup Circuit (5 gallon tanks only) ................................................................................. 29

Preparing Ice Bank ..........................................................................................................30

Building an Ice Bank ........................................................................................................................... 30

Installation Checklist .......................................................................................................30

Typical System .................................................................................................................. 31

How the Multiplex Works .................................................................................................32

Start-Up ............................................................................................................................. 32

Placing Equipment in Operation ................................................................................................... 32

Placing the Syrup System in Operation .......................................................................................32

Sequence of Operation ....................................................................................................33

Electronic Control ................................................................................................................................33

Equipment Setup and Close Procedure ..........................................................................36

Equipment Setup Procedure ........................................................................................................... 36

Equipment Close Procedure ............................................................................................................ 36

Section 5 Troubleshooting

Maintenance Schedule ....................................................................................................39

Periodic Maintenance For Equipment (Listed By Major Components) ............................ 39

Cleaning and Sanitizing the Dispensing Valves and Product Lines .................................. 40

Cleaning Equipment and Supplies .................................................................................40

Sanitizing .......................................................................................................................... 41

Beverage System Cleaning .............................................................................................................. 41

Bag-In-Box System Sanitation ........................................................................................................41

Figal Beverage System ....................................................................................................................... 42

Back-Flow Preventer Maintenance .................................................................................43

Shipping, Storage and Relocation ..................................................................................43

Checklist ............................................................................................................................ 45

Error Notes ........................................................................................................................46

E1, E2, & E3 Flowchart ......................................................................................................47

E4, E5, & E6 Flowchart ......................................................................................................48

E7, E8, & E9 Flowchart ......................................................................................................49

4 Part Number 020002365 08/25/2015

Section 1

General Information

Read This Manual

Manitowoc Food Service developed this manual as a reference guide for the owner/operator and installer of this equipment. Please read this manual before installation or operation of the machine. A qualified service technician must perform installation and start-up of this equipment. Consult Section 5 within this manual for service assistance.

If you cannot correct the service problem, call your Manitowoc Beverage Equipment (MBE) Service Agent or Distributor. Always have your model and serial number available when you call.

Your Service Agent _________________________________

Service Agent Telephone Number _____________________

Your Local MBE Distributor __________________________

Distributor Telephone Number _______________________

Model Number ____________________________________

Serial Number _____________________________________

Installation Date ___________________________________

Unit Inspection

Thoroughly inspect the unit upon delivery. Immediately report any damage that occurred during transportation to the delivery carrier. Request a written inspection report from a claims inspector to document any necessary claim.

Warning

PERSONAL INJURY POTENTIAL

Do not operate equipment that has been misused, abused, neglected, damaged, or altered/modified from that of original manufactured specifications.

Model Numbers

This manual covers the following models:

Refrigeration Unit

42MA04, 42 MR04, 42MW04, 42MAX04, 42MRX04, 42MWX04, 44MA04, 44MAX04T, 44MW04, 44MWX04T, 44MR04, 44MRX04T, 44EAX04T, 44EWX04T, 44GA04, 44GAX04T,

44GW04, 44GWX04T, 44GR04, 44GRX04T, SC1000A, SC1000R, SC1000W, SC1000AX,

SC1000RX, SC1000WX, 50MA04, 50MAX04,

50MR04, 50MRX04, 50MW04, 50MWX04, 50MR04Q/T, 50GA04, 50GAX04, 50GR04,

50GRX04, 50GW04, 50GWX04, 50GR04Q/T,

SC2000A, SC2000R, SC2000W, SC2000AX,

SC2000RX, SC2000WX

How to Read a Model Number

Condenser

Type

Model Prefix

Model Base

50M A 04 X

44M - 1 hp 44E - 1 hp, TUV Approved 44G - 1 hp, Energy Saver 50M - 2.2 hp 50G - 2.2 hp Energy Saver SC1000 - 1 hp SC2000 - 2.2 hp

A - Air-cooled AX - Air-cooled, international R - Remote RX - Remote, international W - Water-cooled WX - Water-cooled, international

04 - R404a refrigerant

Model Suffix

Special Configuration

Part Number 020002365 08/25/2015 5

General Information Section 1

Accessories

Depending on store type and location, various optional equipment (such as CO2 Panel, water filter kit, water booster kit, etc.) may be added to this system. Install and connect any optional equipment in the desired location according to the installation instructions provided with these kits/ equipment.

Special Applications

ATTENTION: MARINE INSTALLATIONS

Warning

This unit is for use on vessels over 66 ft (20 m) in length. This unit must not be installed in the engine space of a gasoline-powered ship.

NOTE: This unit must be secured to the vessel during installation. Models with part numbers beginning with the letters TS are NOT marine listed.

OUTDOOR APPLICATIONS

TS Multiplex Beverage Recirculating units are approved and listed by Underwriters Laboratories (UL). However they are not UL approved for weather exposure applications. These units must be installed in areas where adequate protection from the elements is provided, all other models are ETL listed.

6 Part Number 020002365 08/25/2015

Section 1 General Information

Serial Plate Location

Warranty Information

Consult your local MBE Distributor for terms and conditions of your warranty. Your warranty specifically excludes all beverage valve brixing, general adjustments, cleaning, accessories and related servicing.

Your warranty card must be returned to MBE to activate the warranty on this equipment. If a warranty card is not returned, the warranty period can begin when the equipment leaves the MBE factory.

No equipment may be returned to MBE without a written Return Materials Authorization (RMA). Equipment returned without an RMA will be refused at MBE’s dock and returned to the sender at the sender’s expense.

Please contact your local MBE distributor for return procedures.

Part Number 020002365 08/25/2015 7

General Information Section 1

THIS PAGE INTENTIONALLY LEFT BLANK

8 Part Number 020002365 08/25/2015

Front ViewSide View

Section 2

Installation

General

• Refrigeration units require stand or 6" (15.2 cm) legs. Refrigeration unit cannot be placed directly on floor.

Dimensions and Clearances — All Models

Water Condenser Connections

(Models 42, 44 and 50 only)

Incoming Water

Connection

Drain Connection

• Conduit can be run through floor or ceiling chase.

• Syrup supply can be located on stand or adjacent to refrigeration unit.

12"

(30.5 cm)

minimum

Wall

6" (15.2 cm)

Diameter Chase minimum

6" (15.2 cm) minimum

Electrical

Junction Box

3-7/8" (9.8 cm) Diameter

(4-7/8" [12.4 cm] Diameter

on Model 50)

Wall

Top View

Air Flow

18"

(45.7 cm)

minimum

Wall

Control

Switches

Electrical

Junction Box

Wall

Incoming Syrup

Supply Lines

Drain Connection

Model W D H

42, 44 &

SC1000

50 &

SC2000

39-3/4"

(101 cm)

42-1/4"

(107.3 cm)

24-3/4"

(62.9 cm)

28-1/4"

(71.8 cm)

Incoming Water

Line

Incoming CO

Supply Line

(with stand)

28-1/4"

(72.4 cm)

(154.3 cm)

32-1/4"

(81.9 cm)

(169.5 cm)

60-3/4"

66-3/4"

Dispensing Towers

Wall

Ceiling

Conduit to

minimum

18" (45.7 cm)

CO2 Regulator

Panel (Optional)

Drain Connection

Floor drain should be located

within 6 ft (183 cm) of unit

J K L M N P

11"

(28 cm)

11"

(28 cm)

3-1/2"

(8.9 cm)

(10.2 cm)

12"

(30.5 cm)

19"

(48.2 cm)

(10.2 cm)

19"

(48.2 cm)

(15.2 cm)

8-1/2"

(21.6 cm)

Wall

12"

(30.5 cm)

14"

(35.6 cm)

Part Number 020002365 08/25/2015 9

Installation Section 2

REMOTE CONDENSER

OPTIONAL

38.00" (96.52 cm)

34.00" (86.36 cm)

30.00" (76.20 cm)

6.00"

(15.24 cm)

29.50"

(74.93 cm)

(74.06 cm)

3.50"

(8.89 cm)

29.16"

4.00"

(10.16 cm)

27.94"

(70.97 cm)

6.50"

(16.51 cm)

14.62"

(37.13 cm)

1.50"

(3.81 cm)

OPTIONAL

20.00" (50.80 cm)

16.00" (40.64 cm)

12.00" (30.48 cm)

Safe Installation Dos and Don’ts

Warning

Read the following warnings before beginning an installation. Failure to do so may result in possible death or serious injury.

• DO NOT exhaust CO2 gas (example: syrup pump) into

an enclosed area, including all types of walk-in coolers, cellars, and closets.

• DO NOT throw or drop a CO2 cylinder. Secure the

cylinder(s) in an upright position with a chain.

• DO NOT connect the CO2 cylinder(s) directly to the

product container. Doing so will result in an explosion causing possible death or injury. It is best to connect the CO2 cylinder(s) to a regulator(s).

• DO NOT store CO2 cylinders in temperature above 125°F

(51.7°C) near furnaces, radiator or sources of heat.

• DO NOT release CO2 gas from old cylinder.

• DO NOT touch refrigeration lines inside units; some may

exceed temperatures of 200°F (93.3°C).

NOTICE: All utility connections and fixtures must be sized, installed, and maintained in accordance with Federal, State, and Local codes.

• DO adhere to all National and Local Plumbing and

Electrical Safety Codes.

• DO turn OFF incoming electrical service switches when

servicing, installing, or repairing equipment.

• DO check that all flare fittings are tight. This check must

be performed with a wrench to ensure a quality seal.

• DO inspect pressure on regulators before starting up

equipment.

• DO protect eyes when working around refrigerants.

• DO use caution when handling metal surface edges of

all equipment.

• DO handle CO2 cylinders and gauges with care. Secure

cylinders properly against abrasion.

• DO store CO2 cylinder(s) in well ventilated areas.

10 Part Number 020002365 08/25/2015

Section 2 Installation

Location Requirements

CLEARANCES

Control Side (Right) 18" (45.7 cm) Tower Connection Side (Left) 12" (30.5 cm) Back Side 6" (15.2 cm) Ceiling 18" (45.7 cm)

RATINGS

Model

Model 42 Model 44 Model SC1000 9,700 BTUH

Model 50 14,900 BTUH

Model SC2000 14,900 BTUH

Select a location for the refrigeration unit that meets the requirements of the building plans, local codes, and personnel. The unit must be positioned for free airflow as well as for future service. The following requirements must be met:

• 300 GPH (1135 LTR/hr) potable water supply (all models)

• Beverage quality CO2 gas (bulk or bottled supply) with a minimum 3/8" (0.96 cm) line

• One Bag-In-Box (BIB) container of each post mix syrup flavor.

NOTE: Refer to nameplate on side of refrigeration unit for voltage and amperage specifications. Make all electrical connections at the junction box located at the top rear of unit. Optional equipment may require additional power supplies.

NOTE: Potable water connections to the equipment must comply with local plumbing code requirements, particularly the back-flow prevention requirements.

NOTE: Operating decibel level is above 70db.

Evaporator Rating at

20°F (-6.5°C)

9,700 BTUH

2,340 kcal/hr

3,310 kcal/hr

Heat Rejection (Max.)

13,576 BTUH 3,685 kcal/hr 13,576 BTUH 3,685 kcal/hr 20,400 BTUH 4,285 kcal/hr 20,400 BTUH 4,285 kcal/hr

Warning

Carbon Dioxide (CO2) displaces oxygen. Exposure to a high concentration of CO2 gas causes tremors, which are followed rapidly by loss of consciousness and suffocation. If a CO2 gas leak is suspected, particularly in a small area, immediately ventilate the area before repairing the leak. CO2 lines and pumps must not be installed in an enclosed space. An enclosed space can be a cooler or small room or closet. This may include convenience stores with glass door self serve coolers. If you suspect CO2 may build up in an area, venting of the BIB pumps and/or CO2 monitors must be utilized.

KITCHEN EQUIPMENT INSTALLER REPRESENTATIVE RESPONSIBILITIES

Prior to scheduling Multiplex Equipment installer, the following steps listed below must be completed:

1. Usable floor sewer drain.

2. Refer to electrical requirement chart for your model.

3. Usable potable water.

4. CO2 Gas (bulk or bottled supply); minimum 3/8" line.

5. One 5 gallon (19 L) container or Bag-In-Box container of each post mix syrup flavor.

6. A 120 VAC, 3-wire, 1 Phase, 60 Hz dual wall receptacle for optional electrical equipment (domestic only).

NOTE: Do not schedule the authorized Multiplex Equipment Installer until all of the above have been completed. It will only result in charge-backs to you for the unnecessary trips.

REQUIREMENTS FOR POST MIX REFRIGERATION UNITS

• Conduit can be run through floor or ceiling chase.

• 60°F (15.6°C) minimum and 100.4°F (38°C) maximum operating ambient conditions.

• For indoor installation only.

• Syrup supply can be located on stand or adjacent to refrigeration unit.

Part Number 020002365 08/25/2015 11

Installation Section 2

Installer Instructions

Important

The remainder of these instructions is to be completed by an authorized Multiplex Installer.

These equipment instructions are intended to assist qualified personnel in the unpacking, locating and the initial operation of the Multiplex Beverage Equipment Post Mix Refrigeration Unit.

Important

This publication must be saved for future reference. Read instructions before attempting installation.

PREPARATION

The Multiplex Beverage Equipment Post Mix Refrigeration Unit is pre-assembled in the factory and requires minimum installation.

For future reference or to be used when ordering parts, record the Model Number, Serial Number, Part Numbers of Unit, Condenser (if remote), Towers, etc., and Date of Installation on the inside of this Manual. Leave manual on site in a safe place. Do not discard manual.

Ambient Location Requirement

This equipment is rated for indoor use only. It will not operate in sub-freezing temperature. In a situation when temperatures drop below freezing, the equipment must be turned off immediately and properly winterized. Contact the manufacturer for winterization process.

Electrical

GENERAL

Warning

All wiring must conform to local, state and national codes.

MINIMUM CIRCUIT AMPACITY

The minimum circuit ampacity is used to help select the wire size of the electrical supply. (Minimum circuit ampacity is not the beverage/ice machine’s running amp load.) The wire size (or gauge) is also dependent upon location, materials used, length of run, etc., so it must be determined by a qualified electrician.

ELECTRICAL REQUIREMENTS

Refer to Ice Machine Model/Serial Plate for voltage/ amperage specifications.

SPECIFICATIONS

Model Volt/Cycle/

Phase

42 44 SC1000 208-230/60/1

50 208-230/60/3

SC2000 208-230/60/3

208-230/60/1

230/50/1

230/400/50/3

Minimum Circuit

Amps

20.6

25.2

11.6

25.2

11.6

Breaker Compressor

30A 25A 30A 25A 30A 20A 20A 15A

1 hp

0.75 kW 1 hp

0.75 kW

2.2 hp

1.6 kW

2.2 hp

1.6 kW

12 Part Number 020002365 08/25/2015

Section 2 Installation

GROUNDING INSTRUCTIONS

Warning

The beverage/ice machine must be grounded in accordance with national and local electrical codes.

This appliance must be grounded. In the event of malfunction or breakdown, grounding provides a path of least resistance for electric current to reduce the risk of electric shock. This appliance is equipped with a cord having an equipment-grounding conductor and a grounding plug. The plug must be plugged into an appropriate outlet that is properly installed and grounded in accordance with all local codes and ordinances.

Warning

Improper connection of the equipment-grounding conductor can result in a risk of electric shock. The conductor with insulation having an outer surface that is green with or without yellow stripes is the equipment grounding conductor. If repair or replacement of the cord or plug is necessary, do not connect the equipment-grounding conductor to a live terminal. Check with a qualified electrician or serviceman if the grounding instructions are not completely understood, or if in doubt as to whether the appliance is properly grounded. Do not modify the plug provided with the appliance — if it will not fit the outlet. Have a proper outlet installed by a qualified electrician.

Warning

When using electric appliances, basic precautions must always be followed, including the following:

a. Read all the instructions before using the

appliance.

b. To reduce the risk of injury, close supervision

is necessary when an appliance is used near

children. c. Do not contact moving parts. d. Only use attachments recommended or sold by

the manufacturer. e. Do not use outdoors. f. For a cord-connected appliance, the following

shall be included:

• Do not unplug by pulling on cord. To unplug, grasp the plug, not the cord.

• Unplug from outlet when not in use and before servicing or cleaning.

• Do not operate any appliance with a damaged cord or plug, or after the appliance malfunctions or is dropped or damaged in any manner. Contact the nearest authorized service facility for examination, repair, or electrical or mechanical adjustment.

g. For a permanently connected appliance — Turn

the power switch to the off position when the appliance is not in use and before servicing or cleaning.

h. For an appliance with a replaceable lamp —

Always unplug before replacing the lamp. Replace the bulb with the same type.

i. For a grounded appliance — Connect to a

properly grounded outlet only. See Grounding Instructions.

Part Number 020002365 08/25/2015 13

Installation Section 2

Plumbing/Water Supply

PLUMBING POTABLE WATER

Model Required Water

Pressure

44 & SC1000 40 – 70 psig

(2.8 – 4.9 bar)

(275790.2912 -

482633.0096 Pascals)

50 & SC2000 40 – 70 psig

(2.8 – 4.9 bar)

(275790.2912 -

482633.0096 Pascals)

Drain

Connections

3/4" ID

within 6 ft (2 m)

3/4" ID

within 6 ft (2 m)

Water

Supply

1/2" ID

EVA Line

1/2" ID

EVA Line

A 1" ID copper inlet water line equipped with a 3/4" FPT sweat adapter with shut-off must be supplied by plumber at rear of equipment. Appropriate floor drains must be provided within 6 ft (183 cm) of each unit installed.

NOTE: The carbonator(s) in this unit are provided with a vented back-flow preventer that conforms to ASSE 1022.

Potable water connections to the equipment must comply with the basic plumbing code of the Building Officials and Code Administrators International, Inc. (BOCA) and the Food Service Sanitation Manual of the Food and Drug Administration. Verify local plumbing code requirements.

PLUMBING REQUIREMENTS  GENERAL

Incoming water supply must be provided before installation of the refrigeration unit and must comply with local plumbing requirements.

1. A minimum 1" (2.54 cm) water supply line with a manual shut-off valve must be plumbed at least 6 ft (183 cm) from the unit. The incoming water supply pressure must not exceed 70 psi static (4.8 bar) (482633.0096 Pascals) and be no less than 40 psi (2.8 bar)(275790.2912 - Pascals) dynamic. If supply water pressure is greater than 70 psi (4.8 bar) (482633.0096 Pascals), a water regulator will be required.

2. Locate the drain hose, bracket, and two screws provided in the installation kit. Attach the drain hose to the water bath overflow tube located on the bottom of the refrigeration unit.

3. Connect the water manifold supply line, located on the bulkhead panel in the motor compartment to the main water supply. The main water supply shut-off valve must remain in the OFF position. If a water filter is to be installed, connect the line to the outlet fitting of the filter. Plumb according to applicable plumbing codes.

Bracket

Bottom

of Unit

Screw

Drain Hose

Drain Hose Connection

4. When a water-cooled condenser is installed, a copper supply line (not supplied with unit) must be plumbed to the 3/8" male flare fitting installed in the water shut-off assembly. The shut-off must be placed in the OFF position. A copper drain line (not supplied) is to be connected to the outlet fitting of the water cooled condenser and routed to the floor drain.

WATER SUPPLY

1. Models 42, 44, SC1000, 50 and SC2000 use a 1/2" ID copper water supply with a shut-off, and a 1/2" FPT connection is required for the Brix Pump Box assemblies.

2. A 1/4" MF connection can be provided for the water bath fill valve. This is not required if another means of filling the water tank is available.

3. An appropriate floor drain is required within 6 ft (2 m) of the unit.

4. Potable water connections to the equipment must comply with the basic plumbing code of the Building Officials and Code Administrators International, Inc. (BOCA) and the Food Service Sanitation Manual of the Food and Drug Administration. Verify local plumbing code requirements.

14 Part Number 020002365 08/25/2015

Section 2 Installation

Machine

Machin

Legend

(optional)

— Electric Solenoid V

— Manual Ball V

— 3-way Ball V

— Pressure Relief V

— Check V

PLUMBING CIRCUIT DIAGRAMS  MODELS 42, 44 AND SC1000

Pressurized Water Circuit Diagram

Coil

Cooling

Tower

Pump

Circulator

Coil

Cooling

Coil

Cooling

Tank

Carbonator

Tower

Optional Constant Water

Pressure Booster Module

Plain Water

High

Valve

Tower

Coil

Cooling

Booster Pump

Constant Pressure

Gauge

Pressure

Low

Pressure

Pump

Switch

Low

Gauge

Pressure

Primary

Water Supply

Condenser

To Optional

Water-Cooled

Coarse Filter

Booster Module

Replacement Line

Part Number 020002365 08/25/2015 15

Filtered Water

Pressure Gauge

alve

Primary

Carbonator

alve

(Not Used On 42M)

Secondary Carbonator

Pressure Regulator

(55 psi [3.8 bar])

alve, Ball Type

alve,

— Vent to Atmosphere

To Coffee

To Ice

Tank

Booster

High

Feeder

(optional)

Phosphate

Switch

Pressure

Tank

Accumulator

Fine Filters

(optional)

Installation Section 2

Two Tower System

Syrup Tanks

Pre-mix Plumbing — Eight Valve Towers with Connection at Center Island

Single Tower System

Drive-thru or

Center Island Tower

6A5A4A3A2A1

234587

Syrup Tanks

Syrup

Cooling Coils

Syrup Filters

(#2 through #11

optional)

with Connection at Center Island

Self Serve or

Center Island Tower

6A5A4A3A2A1

7A8

Syrup Tanks

Drive-thru Tower

6A5A4A3A2A1

7A8

234587

Cooling Coils

Syrup

234578

Syrup Filters

(#2 through #11

234587

optional)

Self Serve or Center

Island Tower

6A5A4A3A2A1

7A8

234578

Three Tower System

with Connection at Center Island

Self Serve or

Center Island Tower

6A5A4A3A2A1

7A8

234587

Drive-thru Tower

7A8

Syrup

Cooling Coils

Syrup Filters

(#2 through #11

optional)

6A5A4A3A2A1

234578

16 Part Number 020002365 08/25/2015

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