Multiplex 11M Installation Manual
Model 11M Root Beer System
Refrigeration Unit
Installation, Use & Care Manual
This manual is updated as new information and models are released.
Visit our website for the latest manual. www.manitowocfsg.com
America’s Quality Choice in Refrigeration
Part Number 020001552 5/11
Safety Notices
As you work on Manitowoc 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 Manitowoc 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:
Read These Before Proceeding:
Caution
!
Proper installation, care and maintenance are
essential for maximum performance and trouble-free
operation of your Manitowoc 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 Foodservice Group.
We will be happy to provide assistance.
Important
Routine adjustments and maintenance procedures
outlined in this manual are not covered by the
warranty.
Warning
!
PERSONAL INJURY POTENTIAL
Do not operate equipment that has been misused,
abused, neglected, damaged, or altered/modified
from that of original manufactured specifications.
NOTE: SAVE THESE INSTRUCTIONS.
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.
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 (continued)
Read This Manual. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Unit Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Model Numbers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
How to Read a Model Number. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Accessories. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Special Applications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Attention: Marine Installations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Outdoor Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Serial Plate Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Unpacking and Inspecting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Dimensions and Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Remote Condenser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Blade Tower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Safe Installation Dos and Don’ts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Location Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Kitchen Equipment Installer Representative Responsibilities . . . . . . . . . . . 2-5
Requirements for Post Mix Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Installer Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Minimum Circuit Ampacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Electrical Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Grounding Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Plumbing/Water Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Plumbing Potable Water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Plumbing Requirements – General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Water Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Plumbing Circuit Diagrams — Model 11M Root Beer . . . . . . . . . . . . . . . . . 2-9
Part Number 020001552 5/11 i
Table of Contents (continued)
Refrigeration Unit Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Positioning of Refrigeration Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Equipment Placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Electrical Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Tower Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Routing Insulated Conduit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Connecting Insulated Conduit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
Connecting Supply Lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Connect the drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Proper Use of John Guest Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Insulating Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Aeroquip Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Condenser and Pre-charged Lines Installation . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Remote Condenser Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Pre-charged Refrigeration Line Requirements . . . . . . . . . . . . . . . . . . . . . . 2-17
Installing the Multiplex Remote Condenser . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Connecting the Pre-charged Refrigeration Lines . . . . . . . . . . . . . . . . . . . . 2-18
Testing CO2 Circuit for Leaks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Testing Syrup Circuit (5 gallon tanks only) . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
Start-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
Preparing Ice Bank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
Building an Ice Bank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19
Installation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Section 3
Operation
Typical System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
How the Multiplex Works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Water Bath Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Service Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Sequence of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Pre-mix Refrigeration Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Start-up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Placing Equipment in Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Placing the Carbonation System in Operation . . . . . . . . . . . . . . . . . . . . . . . 3-3
Equipment Setup and Close Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Equipment Setup Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Equipment Close Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
ii Part Number 020001552 5/11
Section 4
Maintenance
Sanitizing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Back-flow Preventer Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Shipping, Storage and Relocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Section 5
Before Calling for Service
Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Table of Contents (continued)
Beverage System Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Bag-In-Box System Sanitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Figal Beverage System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Part Number 020001552 5/11 iii
Table of Contents (continued)
THIS PAGE INTENTIONALLY LEFT BLANK
iv Part Number 020001552 5/11
Section 1 General Information
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.
Model Numbers
This manual covers the following models:
Post Mix Soda Refrigeration Unit
11MA04B
How to Read a Model Number
Condenser
Type
Model Prefix
Model Base
11M A 04 B
2803 & SC180 - 1/3 hp
11M & SC340 - 1/2 hp
44M & SC1000 - 1 hp
44E - 1 hp, TUV Approved
50M & SC2000 - 2.2 hp
A - Air-cooled
AX - Air-cooled, international
R - Remote
RX - Remote, international
W - Water-cooled
WX - Water-cooled, international
B - Reserve Ice Bank
T - TUV approved
Q/T - Quick Trip
04 - R404a refrigerant
Model Suffix
carbonator tank
Warning
!
PERSONAL INJURY POTENTIAL
Do not operate equipment that has been misused,
abused, neglected, damaged, or altered/modified
from that of original manufactured specifications.
Part Number 020001552 5/11 1-1
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.
Specifications
Model
11M One 6-valve soda tower or up
Number of Dispensing
Heads
to three 2-valve root beer
towers
Type of
Container
Bag-in-Box
1-2
Part Number 020001552 5/11
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 020001552 5/11 1-3
General Information Section 1
THIS PAGE INTENTIONALLY LEFT BLANK
1-4
Part Number 020001552 5/11
Section 2
Installation
General
UNPACKING AND INSPECTING
Carefully inspect the refrigeration unit immediately upon
unpacking. Verify the equipment and parts received
against the Bill of Lading. Locate all items according to
packing list and inspect for possible damage caused by
shipping. Notify the appropriate carrier if necessary and
contact MBE immediately for replacement of parts if
discrepancies exist.
1. The Multiplex A&W Model 11 Refrigeration Unit is
pre-assembled in the factory and requires minimum
installation. Locate the following parts supplied with
the unit.
Kit assembly includes:
- Tab clamps for conduit, syrup, and water coils.
- Bracket for drain hose and screws for mounting
- 6 ft (182.9 cm) drain hose
- Six (6) Adapter 1/2” Barb x 1/2” OD Tube
- Twelve (12) Adapter 3/8” Barb x 1/2” OD Stem
- One (1) Adapter 3/8” MPT x 1/2” OD Stem
2. Locate any of the optional Kit Assembly for
mounting to match the type of mounting required.
Install the kit as noted in the instructions supplied.
3. Record the Model Number, Serial Number and date
of installation for future reference, or to be used
when ordering parts.
Part Number 020001552 5/11 2-1
Installation Section 2
Dimensions and Clearances
Wall
Electrical
Junction Box
12"
(30.5 cm)
6" (15.2 cm) minimum
minimum
Electrical
J
Junction Box
Wall
3-7/8" (9.8 cm) Diameter
18"
(45.7 cm)
minimum
Wall
Control
Switches
Air Flow
6" (15.2 cm)
Diameter Chase minimum
Top View
Ceiling
Conduit to
Dispensing Towers
D
W
Incoming Water
Line
minimum
18" (45.7 cm)
Wall
Incoming CO2
Supply Line
Incoming Syrup
Supply Lines
P
• Refrigeration units require stand or 6" (15.2 cm) legs. Refrigeration unit
cannot be placed directly on floor.
• Conduit can be run through floor or ceiling chase.
Model W D H
11M 35-1/2" (90.2
cm)
18-1/2" (47
cm)
Drain Connection
21-3/4"
(55.2 cm)
I
(with stand)
54"
(137.2 cm)
Wall
H
I
CO2 Regulator
Panel (Optional)
N
Front ViewSide View
• Syrup supply can be located on stand or adjacent to refrigeration unit.
JKLMNP
11"
(28 cm)
— — — 5"
Drain Connection
Floor drain should be located
within 6 ft (183 cm) of unit
(12.7 cm)
(22.9 cm)
Wall
9"
2-2
Part Number 020001552 5/11
Section 2 Installation
REMOTE CONDENSER
OPTIONAL
38.00" (96.52 cm)
34.00" (86.36 cm)
30.00" (76.20 cm)
29.50"
(74.93 cm)
29.16"
(74.06 cm)
27.94"
(70.97 cm)
1.50"
(3.81 cm)
6.00"
(15.24 cm)
BLADE TOWER
.75"
(1.9 cm)
1.75"
(4.4 cm)
3.50"
(8.89 cm)
(10.16 cm)
4.00"
5"
(12.7 cm)
(18.8 cm)
6.50"
(16.51 cm)
(37.13 cm)
7.39"
14.62"
3" (7.6 cm)
3.29" (8.4 cm)
OPTIONAL
20.00" (50.80 cm)
16.00" (40.64 cm)
12.00" (30.48 cm)
11.86" (30.1 cm)
9.68" (24.6 cm)
(43.9 cm)
10.75"
(27.3 cm)
17.3"
4.88"
(12.4 cm)
Part Number 020001552 5/11 2-3