Note: Continuing research results in steady improvements; therefore, information
in this manual is subject to change without notice.
Table of ContentsModels C708 & C716
Models C708 & C716To the Installer
1
Section 2To the Operator
Your freezers have been carefully engineered and
manufactured to give you dependable operation.
These units, when properly operated and cared for,
will produce a consistent quality product. Like all
mechanical products, they will require cleaning and
maintenance. A minimum amount of care and
attention is necessary if the operating procedures
outlined in this manual are followed closely.
This Operator’s Manual should be read before
operating or performing any maintenance on your
equipment.
Your Taylor freezer will NOT eventually compensate
for and correct any errors during the set-up or filling
operations. Thus, the initial assembly and priming
procedures are of extreme importance. It is strongly
recommended that personnel responsible for the
equipment’s operation, both assembly and
disassembly, go through these procedures together
in order to be properly trained and to make sure that
no confusion exists.
In the event you should require technical assistance,
please contact your local authorized Taylor
Distributor.
If the crossed out wheeled bin symbol is
affixed to this product, it signifies that this product is
compliant with the EU Directive as well as other
similar legislation in effect after August 13, 2005.
Therefore, it must be collected separately after its
use is completed, and cannot be disposed as
unsorted municipal waste.
The user is responsible for returning the product to
the appropriate collection facility, as specified by
your local code.
For additional information regarding applicable local
laws, please contact the municipal facility and/or
local distributor.
Compressor Warranty Disclaimer
The refrigeration compressors on this machine are
warranted for the term indicated on the warranty
card accompanying this machine. However, due to
the Montreal Protocol and the U.S. Clean Air Act
Amendments of 1990, many new refrigerants are
being tested and developed, thus seeking their way
into the service industry. Some of these new
refrigerants are being advertised as drop-in
replacements for numerous applications. It should
be noted that, in the event of ordinary service to this
machine’s refrigeration system, only the refrigerant
specified on the affixed data label should be
used. The unauthorized use of alternate refrigerants
will void your compressor warranty. It will be the
owner’s responsibility to make this fact known to any
technician he employs.
It should also be noted that Taylor does not warrant
the refrigerant used in its equipment. For example, if
the refrigerant is lost during the course of ordinary
service to this machine, Taylor has no obligation to
either supply or provide its replacement either at
billable or unbillable terms. Taylor does have the
obligation to recommend a suitable replacement if
the original refrigerant is banned, obsoleted, or no
longer available during the five year warranty of the
compressor.
The Taylor Company will continue to monitor the
industry and test new alternates as they are being
developed. Should a new alternate prove, through
our testing, that it would be accepted as a drop-in
replacement, then the above disclaimer would
become null and void. To find out the current status
of an alternate refrigerant as it relates to your
compressor warranty, call the local Taylor Distributor
or the Taylor Factory. Be prepared to provide the
Model/Serial Number of the unit in question.
050816
2
Models C708 & C716To the Operator
Section 3Safety
We at Taylor Company are concerned about the
safety of the operator when he or she comes in
contact with the freezer and its parts. Taylor has
gone to extreme efforts to design and manufacture
built-in safety features to protect both you and the
service technician. As an example, warning labels
have been attached to the freezer to further point
out safety precautions to the operator.
IMPORTANT - Failure to adhere to the
following safety precautions may result in
severe personal injury. Failure to comply with
these warnings may also damage the machine and
its components. Component damage will result in
part replacement expense and service repair
expense.
SDO NOT allow untrained personnel to
operate this machine.
SDO NOT operate the freezer unless all
service panels and access doors are
restrained with screws.
SDO NOT remove the door, beater and
blades, or drive shaft unless the control
switch is in the OFF position.
SDO NOT put objects or fingers in door
spout.
Failure to follow these instructions may result in
contaminated product or personal injury from
hazardous moving parts.
To Operate Safely:
DO NOT operate the freezer without reading
this operator’s manual. Failure to follow this
instruction may result in equipment damage, poor
freezer performance, health hazards, or personal
injury.
SDO NOT operate the freezer unless it is
properly grounded.
SDO NOT operate the freezer with larger
fuses than specified on the freezer data
label.
SDO NOT attempt any repairs unless the
main power supply to the freezer has been
disconnected.
Failure to follow these instructions may result in
electrocution or damage to the machine. Consult
your electrician.
DO NOT use a water jet to clean or rinse the
freezer. Failure to follow this instruction may result in
serious electrical shock.
The freezer must be placed on a level
surface. Failure to comply may result in personal
injury or equipment damage.
USE EXTREME CAUTION when removing
the beater assembly. The scraper blades are very
sharp and may cause injury.
DO NOT obstruct air intake and discharge openings:
C708: A minimum of 6” (152 mm) air space is
required on both sides and 0” on the rear.
C716: A minimum of 3” (76 mm) air space is
required on all sides.
Failure to follow these instructions may cause poor
freezer performance and damage to the machines.
These freezers are designed to operate indoors,
under normal ambient temperatures of 70°-75°F
(21°-24°C). The freezers have successfully
performed in high ambient temperatures of 104°F
(40°C) at reduced capacities.
NOISE LEVEL: Airborne noise emission does not
exceed 78 dB(A) when measured at a distance of
1.0 meter from the surface of the machine and at a
height of 1.6 meters from the floor.
To better communicate in the International arena,
symbols have replaced words on many of our
operator switches, function, and fault indicators.
Your Taylor equipment is designed with these
International symbols.
The following chart identifies the symbol definitions.
Power Switch
When placed in the ON position, the power switch
allows control panel operation.
Fluorescent Display
The fluorescent display is located on the front
control panel. During normal operation the display is
blank. The display is used to show menu options
and notifies the operator if a fault is detected. On
International models, the display will indicate the
temperature of the mix in the hopper.
= SELECT
= UP ARROW
= DOWN ARROW
=AUTO
= HEAT CYCLE
= WASH
=MIXLOW
Indicator Lights
MIX LOW - When the MIX LOW symbolis
= MIX OUT
= MENU DISPLAY
=MIXPUMP
= STANDBY
050628
Models C708 & C716Important: To the Operator
13
If the beater motor is turning properly, touch the
WASH symbol
AUTO symbol
freezer shuts down again, contact your authorized
service technician.
to cancel the cycle. Touch the
to resume normal operation. If the
Air/Mix Pump Reset Mechanism
This reset button protects the pump from an
overload condition. Should an overload occur, the
reset mechanism will trip. To reset the pump, press
the reset button firmly.
Operating Screen Descriptions
The fluorescent display located in the center of the
control panel is normally blank during the daily
operation of the machine. The display is activated
when the SEL symbol or the Manager’s Menu is
selected. The display screen will also alert the
operator of specific faults detected by the control.
Note: The displays illustrated in this section are
those seen on the Models C708/C709. The Model
C716/C717 versions may vary slightly.
Power Up Memory (Initializin g)
WARNING: Do not use metal objects to
press the reset button. Failure to comply may
result in severe personal injury or death.
Adjustable Draw Handle
These units feature an adjustable draw handle(s) to
provide the best portion control, giving a better,
consistent quality to your product and controlling
costs. The draw handle(s) should be adjusted to
provide a flow rate of 5 to 7-1/2 oz. (142 to 213 g.)
of product by weight per 10 seconds. To INCREASE
the flowrate, turn the screw CLOCKWISE. To
DECREASE the flow rate, turn the screw
COUNTERCLOCKWISE . (See Figure 10.)
10354
The seven segment display should display “00”
during the initializing sequence.
When the machine is powered, the control system
will initialize to perform a system check. The screen
will display “INITIALIZING”. There will be four types
of data the system will check: LANGUAGE,
SYSTEM DATA, CONFIG DATA, and LOCKOUT
DATA.
Language Initialization
The UVC platform supports multiple languages by
keeping specific strings in battery backed RAM.
After power-up or a CPU reset, the strings are
tested to see if the language strings are present and
not corrupted. If the strings are present and not
corrupted, initialization continues. Otherwise, the
operator is prompted to select a language. While
language strings are being checked for integrity, the
following screen is displayed.
Initializing
Language
050628
+
-
Figure 10
Note: If there is a language initialization fault, the
machine will force a language selection prior to the
initializing sequence. The standard menu LED’s
should light, as if it were in a menu. If a language
has been selected, the unit is powered down, the
machine should not ask for a language unless there
is another language initialization fault. English is the
factory default setting.
14
Models C708 & C716Important: To the Operator
System Data
System data is protected separately from the rest of
the data in memory. System data includes variables
that change frequently such as the mode the
machine is in, lockout status, serving counters, fault
codes, and others. While System Data is being
checked the following screen is displayed.
Initializing
System Data
If the System Data is corrupted, the machine is set
to OFF, the serving counters are set to zero, and the
faults are cleared. A “SYSTEM CRC ERR” fault is
set and displayed on the VFD. An acknowledgement
(SEL key) is required.
Configuration Data
Configuration data is separate from the rest of the
data in the memory. Configuration data is
information entered through operator and service
menus. While Configuration Data is being checked
the following screen is displayed.
If Lockout Data is corrupted, all lockout history data
is cleared. A “LOCKOUT CRC ERR” fault is
displayed.
After the memory integrity has been tested, the
Safety Timeout screen will be displayed.
Heat Cycle Data
Heat cycle data is checked separately from the rest
of the data in memory. Each individual Heat Cycle
Data record is monitored for corruption individually.
At the start of a heat cycle, the next Heat Cycle data
record is cleared and data for the heat cycle is
writtentoit.ThecurrentHeatCycleDatais
displayed as the first heat cycle record in the HEAT
CYCLE DATA menu option.
The heat cycle data records are checked for integrity
when the record is accessed, presently only through
the HEAT CYCLE DATA menu option. (For
additional Heat Cycle Data information,
see page 24.)
Once the system has initialized, the number of days
until brush cleaning is required is indicated on the
control panel. The SAFETY TIMEOUT screen will
be displayed with the alarm on for 60 seconds or
until any control symbol is touched.
Initializing
Config Data
If Configuration data is corrupted, all user and
service settings are set to defaults. A “CONFIG
CRC ERR” fault is set and displayed on the VFD.
The system will continue to operate in its previous
mode but according to default settings.
Lockout Data
Lockout data is protected separately from the rest of
the data in the memory. While the Lockout Data is
being checked, the following screen is displayed.
Initializing
Lockout Data
SAFETY TIMEOUT
ANY KEY ABORTS
Power Switch OFF
After the safety timeout has been completed and the
power switch is OFF, the following screen is
displayed.
POWER SWITCH OF F
-=-=-=-=-=UNIT CLEANED
050628
Models C708 & C716Important: To the Operator
15
Power Switch ON
When the power switch is placed in the ON position,
the control panel touch keys become operative. The
fluorescent display will be either blank or indicate
that the unit has been cleaned.
UNIT CLEANED
International M odels Only:
Some International models will continuously display
the temperature of the mix hopper when the power
switch is in the ON position.
Heat Cycle
The HEAT symbol on the control panel is illuminated
throughout the heat treatment cycle. Two warning
messages will be displayed on the screen. “DO NOT
DRAW” will be displayed when the mix temperature
is below 130°F (54.4°C).
DO NOT DRAW
When the temperature of the mix is above 130°F
(54.4°C) the screen will display a message
indicating that HOT PRODUCT is in the machine.
HOT PRODUCT
HOPPER21.0
UNIT CLEANED
If the control is set for international configuration, the
following screen will appear when the heat symbol is
touched.
ARE YOU SURE
>Yes
No
Use the up or down arrow symbol to move the
cursor to “YES”. Touch the SEL symbol to
immediately start a heat cycle.
Note: The machine must be in AUTO or STANDBY
and have sufficient mix in the hopper before the
machine can successfully enter the HEAT mode of
operation.
DO NOT attempt to draw product or
disassemble the unit during the HEAT cycle. The
product is hot and under extreme pressure.
In the HEAT cycle, the mix temperature in the
hopper and freezing cylinder must be raised to
151°F (66.1°C) within 90 minutes.
When the heating phase is complete, the freezer
goes into the holding phase of the cycle. The holding
phase will keep the temperature above 151°F
(66.1°C) for a minimum of 35 minutes.
The final phase of the heat treatment cycle is the
cooling phase. The freezer must cool the mix below
41°F (5°C) within 90 minutes.
When the entire heat cycle has been completed, the
HEAT symbol will no longer be illuminated. The
machine will enter the STANDBY mode (STANDBY
symbol illuminates). The machine can be placed in
AUTO or left in STANDBY.
To comply with health codes, heat treatment system
freezers must complete a heat treatment cycle
daily, and must be disassembled and brush cleaned
a minimum of every 14 days. Brush cleaning is the
normal disassembly and cleaning procedure found in
the Operator Manual. Failure to follow these
guidelines will cause the control to lock the freezer
out of the AUTO mode.
050628
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Models C708 & C716Important: To the Operator
If the Heat Treatment Cycle fails, the screen will
display a failure message and return the freezer to
the STANDBY mode.
Always comply with local guidelines for the
maximum number of days allowed between brush
clean cycles. (See the Manager’s Menu for setting
the Brush Clean interval.)
Touching the SEL symbol will indicate which
thermistor caused the Hard Lock.
HOPPER THERM BAD
FREEZER LOCKED
Freezer Locks
There are two types of freezer lock conditions that
can occur: Hard Lock or Soft Lock. A Hard Lock
requires the machine be disassembled and brush
cleaned. A Soft Lock can be corrected by either
disassembling and brush cleaning the machine, or
by starting another heat treatment cycle.
Hardlock
There are two causes of a hard lock failure. The
freezer will hardlock if either the Brush Clean Timer
has elapsed or if a Thermistor Failure (Freezing
Cylinder or Hopper) occurred during a Heat cycle.
1.The following screen will be displayed if a Brush
Clean Cycle Time has occurred.
BRUSH CLEAN TIMEOUT
FREEZER LOCKED
CLEANING REQ’D
>BRUSH CLEAN
Touching the SEL symbol will display the following
screen.
FREEZER LOCKED
If the machine has hard locked and an attempt is
made to enter AUTO, the machine will enter the
STANDBY mode and display the following message.
FREEZER LOCKED
To restore the message that identified the reason for
the hard lock, turn the power switch OFF for five
seconds and then return the power switch to the ON
position. The original message with the reason for
the Hard Lock will be displayed.
The FREEZER LOCKED message will remain on
the display until the brush clean requirements are
fulfilled. The freezer must be disassembled in order
to activate the five minute timer on the display
screen. Once the timer counts down to zero, the
lockout is cleared.
Soft Lock
If a heat treatment cycle has not been initiated within
the last 24 hours, a soft lock failure will occur. A soft
lock allows the operator to correct the cause of the
soft lock. The operator has the option of either
starting another heat cycle or brush cleaning the
machine. When a soft lock occurs, the machine will
go into the STANDBY mode. The following message
is displayed on the screen. The reason for the soft
lock is indicated on the second line.
2.The following screen will display if there has
been a thermistor failure (freezing cylinder or
hopper) during the heat treatment process.
SYSTEM FAULT
FREEZER LOCKED
SERVICE REQ’D
>BRUSH CLEAN
NO HEAT CYCLE START
REASON
>HEAT CYCLE
BRUSH CLEAN
If the reason for the soft lock has been corrected,
selecting HEAT CYCLE initiates a Heat Cycle
immediately. Selecting BRUSH CLEAN when the
previous message is displayed will hard lock the
machine and brush cleaning will be necessary.
050628
Models C708 & C716Important: To the Operator
17
Following are the variable messages for soft lock
failures that appear on the second line of the screen.
POWER SWITCH OFF
Power switch was in the
OFF position.
MIX OUT PRESENTThere was a mix out
condition present.
AUTO OR STANDBY
OFF
The machine was not in
the AUTO or STANDBY
mode.
NO HEAT CYCLE
TRIED
A heat treatment cycle
was not attempted in
the last 24 hours.
(AUTO HEAT TIME
was advanced or a power loss was experienced
at the time the cycle
was to occur.)
If the following screen appears, a soft lock has
occurred during the heat treatment cycle.
HEAT TREAT FAILURE
FREEZER LOCKED
>HEAT CYCLE
BRUSH CLEAN
Once the freezer is unlocked by starting a heat
treatment cycle the HEAT symbol will illuminate and
the following message will be displayed on the
screen.
DO NOT DRAW
If BRUSH CLEAN is selected to clear the lockout by
brush cleaning the machine, the FREEZER
LOCKED message will remain on the display until
the brush clean requirements are fulfilled. The
freezer must be disassembled in order to activate
the five minute timer on the display screen. Once
the timer counts down to zero, the lockout is
cleared.
A soft lock can also occur any time during operation
when the hopper or freezing cylinder temperature
rises above 59°F (15°C), the temperature rises and
remains above 45°F(7°C) for more than one hour, or
the temperature rises and remains above 41°F(5°C)
for more than four hours.
If a PRODUCT OVER TEMPERATURE condition
occurs during operation, the following screen will
appear.
PRODUCT OVER TEMP
>HEAT CYCLE
BRUSH CLEAN
When one of these messages appears, automatic
freezer operation cannot take place until the freezer
is disassembled and brush cleaned, or has
completed a heat treatment cycle.
FREEZER LOCKED
To restore the message that identified the reason for
the soft lock, turn the power switch OFF for five
seconds, and then return the power switch to the
ON position. The original message with the reason
for the soft lock will be displayed.
050628
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Models C708 & C716Important: To the Operator
Manager’s Menu
The Manager’s Menu is used to enter the operator
function displays. To access the Menu, touch the
center of the CONE symbol on the control panel.
The arrow symbols, the SEL symbol and the CONE
symbol will be lit when the ACCESS CODE screen
is displayed.
Entering Access Code
With the ACCESS CODE screen on the display, use
the SEL symbol to set the first code number in the
cursor position. When the correct number is
selected, touch the SEL symbol to move the cursor
to the next number position.
ENTER ACCESS CODE
13201
®
SEL
Figure 11
In the Menu program, the arrow symbols and the
SEL symbol will function as menu keys.
UP ARROW - increases the value above the cursor
and is used to scroll upward in text displays.
DOWN ARROW - decreases the value above the
cursor and is used to scroll downward in text
displays.
83 0 9
__
Continue to enter the proper access code numbers
(8309) until all four numbers are displayed, then
touch the SEL symbol. The Manager’s Menu list will
display on the screen, provided the correct access
code is entered.
If an incorrect number is entered for the access
code, the display will exit the Menu program when
the SEL symbol is touched.
13202
®
SEL
SEL - advances the cursor position to the right and
Figure 12
is used to select menu options.
There is a two minute time-out in effect during the
Manager Menu Options
Manager’s Menu. While in the Manager’s Menu, if
no activity occurs within a two minute period, the
display will exit to the Main Menu. There is one
exception to this time-out, and that is the Current
Conditions Display.
Note: The machine will continue operation in the
mode it was in when the Menu was selected.
However, the control keys will not be lit and are
non-functional when the Manager’s Menu is
displayed. The control keys are functional in the
Manager’s Menu when the CURRENT
CONDITIONS screen is displayed. (See CURRENT
CONDITIONS on page 25.)
Models C708 & C716Important: To the Operator
Touch the ARROW symbols to move up or down
through the Menu. Select a Menu option by touching
the SEL symbol. Exit the Menu program by selecting
EXIT FROM MENU or touch the CONE symbol.
The following menu options are listed in the
Manager’s Menu.
EXIT FROM MENU
RESET DRAW COUNTER
SET CLOCK
AUTO HEAT TIME
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