TECHNICAL SERVICE CONTACT INFORMATION & WARRANTY INFORMATION ..….....
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OVERVIEW AND WARNINGS
OVERVIEW
These cases should be installed and operated according to the following instructions to insure
proper performance.
This unit is designed for the display of products in ambient store conditions where
temperatures and humidity are maintained at a maximum of 75° F and 55% relative humidity.
WARNING
ELECTRICAL
HAZARD
WARNING
ELECTRICAL
HAZARD
WARNING
KEEP HANDS
CLEAR
WARNING
Risk of Electric Shock.
Disconnect Power Before Servicing Unit
WARNING
More Than One Source of Electrical Supply.
Disconnect All Sources Before Servicing.
Employed with units that have separate circuits.
WARNING
Hazardous Moving Parts.
Do Not Operate unit with covers removed.
Fan blades may be exposed when deck panel is removed. Disconnect
power before removing deck panel.
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FORK LIFT INSTRUCTIONS
1. Remove From Skid By Placing Fork Lift At Case Rear
Illustration below shows proper location for forks to be placed to remove case from skid.
Forks MUST slide between casters (see illustration below). Be careful to NOT hit casters.
Forks MUST NOT hit P-Trap (see illustration below).
An approximate 31” space is available for forks to go between casters.
Forks MUST be positioned under Rear-Left and Rear-Right U-Channels for proper support.
Placement of forks at any other locations can cause case to be damaged.
Caution! Due to case length, provide support on both case ends to prevent tipping!
Labels: “Use
Fork Lift In
This Area
Only!
Support
Case To
Prevent
Tipping
31”
Support
Case To
Prevent
Tipping
Rear-Left
U-Channel
Rear-Right
U-Channel
P-Trap
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Page 5
INSTALLATION INSTRUCTIONS
2. Position and Level Units
After removal from skid, roll case to
location desired.
Using 13/16” wrench, adjust feet until
they reach the floor.
Adjust each foot (six total on case) until
all casters are slightly raised off the floor
and case is level and plumb.
Note: For proper case leveling, this
procedure may need to be performed
several times on each foot.
See illustrations at right.
4. Electrical Connection
Note: Standard single phase connections
required, and must be performed by a certified electrician.
Two 220-Volt electrical circuits with leads
are provided.
Remove screws from 4X4 box provided
for field hook up.
3. Remote Evaporator Connections
A 220-Volt electrical stub up connection is
provided on the rear side at either the top
or base of case (per customer request).
Refrigeration stub up connections are pro-
vided on the rear side at either the top or
base of case per customer request.
Caster
5
Adjustable
Foot (Six Total
on Case)
Page 6
INSTALLATION INSTRUCTIONS, CONTINUED
5. Electrical Specifications
See Technical Information Sheet
6. Field Wiring Hookup
See Illustration below. Note: Self-Contained Unit shown below.
Whether Remote or Self-Contained unit, Field Wiring Box is in same location.
Field Wiring Box to
Refrigeration Fans, Lights,
Compressor,
Ballasts & CPC® Controller
Field Wiring
Box to
Evaporator
Pan & Pump
Note: CPC® Controller Box
shown with cover removed for
illustrative purposes only.
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Page 7
INSTALLATION INSTRUCTIONS, CONTINUED
7. Skirt Specifics
Skirt is held in place with brackets
Brackets are placed along lower skirt and attaches to top of case.
One bracket is to be placed in each of the four (4) corners of skirt.
Whether Remote or Self-Contained, skirt location and positioning is the same.
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Page 8
START-UP AND OPERATION
Merchandiser Start-Up
Turn on main power circuit breaker. Coil fans
(and in self-contained units, compressor motor) will turn on.
Check to see that coil fans are all functioning
properly. To do so, the following steps must
be taken:
1. Remove the Square Buckets for access to coil
fans. See illustration #1.
2. Remove Intake Panels by removing screws
(approx. 7 screws per panel). See illustration
#2.
3. Access Coil Fans and/or Coil. See illustration
#3.
Check to see if air is discharging properly.
Caution! While fans are rotating, be
careful not to put hands or fingers near
fan blades. Serious injury can occur.
When main power circuit breaker is turned on,
all of the lights should come on at the same
time. First time lighting may require short
warm up period for bulbs. Slightly dim or a
flickering of new bulbs is normal.
Case temperature is set at the factory, as
determined by the case size.
Square
Buckets
Illustration #1: View of Case with
Square Buckets In Case
Case
Front
Intake
Panel
Illustration #2: View of Case with
Square Buckets removed from Case
Right
Side
Intake
Panel
View of Coil
Fans after
removal of
Buckets &
Intake Panel
Illustration #3: View of Case with Square Buckets
and Intake Panel removed from Case
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THERMOMETER & CPC® CONTROLLER LOCATION
Digital Thermometer
See illustration below left for location.
CPC® Thermostat Controller
See illustration below right for location.
See CPC® Controller Section in this manual for complete information.
Digital
Thermometer
CPC®
Thermostat
Controller
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SHELF ASSEMBLY REMOVAL & CONVERTIBLE SHELVES
Shelf Assembly Removal
Shelves can be removed for cleaning or
adjustments. See Cleaning Schedule.
Angled Brackets with Bucket Supports
and Buckets
Remove buckets and bucket supports.
Remove brackets.
Note: Initially, it may be necessary to re-
:
move the nylon shipping bracket retainer.
Pliers may be required for this task.
See illustration at top-right.
Convertible Shelves
See illustration below for operational in-
structions.
See next page for views of shelving in “Use”
and “Stored” positions after installation into
floral unit.
The following illustrations reflect both the Self-Contained and Remote units.
Caution! When using Fork Lift, be careful to avoid damaging Piping, Pump, Evaporator Pan, etc.
After removal from skid, it is not necessary to use Fork Lift. Casters may be used to reposition.
Drain
Drain Retainer
Case Front
Drain Hose
P-Trap
— View of Self-Contained Case Underside —
Drain
Drain Retainer
Case Front
Drain Hose
P-Trap
— View of Remote Case Underside —
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SERIAL LABEL LOCATION & INFORMATION LISTED / TECH INFO & SERVICE
Serial Label Location & Information Listed / Technical Information & Service
Serial labels are located near the electrical access on your case.
Serial labels contain electrical, temperature & refrigeration information, as well as regulatory
standards to which the case conforms.
For additional technical information and service, see the TECHNICAL SERVICE page in this
manual for instructions on contacting Structural Concepts’ Technical Service Department.
See images below for samples of both refrigerated and non-refrigerated serial labels.
S
A
M
P
L
E
O
N
L
Y
Y
L
N
O
E
L
P
M
A
S
----- Sample Serial Label For Refrigerated Case -----
Y
L
N
O
E
PL
M
SA
----- Sample Serial Label For Non-Refrigerated Case -----
888 E. Porter Road · Muskegon, MI 49441 Phone: 231.798.8888 Fax: 231.798.4960 www.structuralconcepts.com
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TROUBLESHOOTING
Product is drying out
Water on the floor
Excessive fan noise
System is not operating
Fans not working
Case lights not working
Check the relative humidity in the store.
Check that all of the hoses are connected.
Check that the drain trap is free of debris.
Check that the case is aligned, level and plumb.
Check that nothing is obstructing the blade rotation.
Check that the fan shroud is properly secured.
Check that the utility power is on.
Check that the MAIN power switch is on.
Check the circuit breaker box for tripped circuits.
Check that the power is on.
Check that the fans are plugged in at the fan shroud.
Determine if there is ice build up blocking the fan.
Check bulbs for proper installation and connection.
Check for burned out bulbs.
Condensing unit not operating (self contained unit).
Not holding temperature
Clean dirt and dust from the bulbs to prevent flickering.
Check that the power is turned on.
Check the reset button on top of the pressure control.
Check that the coil fans are working.
Check that the inlet air is not disrupted or blocked by product.
If a large amount of warm product was added to the case, it will
take time for the temperature to adjust.
Check the coil for ice build up.
Check that the condenser coil is clean (self contained unit).
Check that the case is not in the sun or near a heat or airconditioning vent.
Case temperature will rise during defrost mode but will return to
normal.
Is case located near front doors.
Thermostat setting is too high. Refer to the CPC® Temperature
Control Programming Steps in this Installation-Operating Manual.
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Page 18
CPC® ESC3 CONTROLLER - OVERVIEW
Controller Overview
The CPC® ESC3 series is an electronic refrigeration controller that provides control of compressor,
fan and defrost management. The ESC3 provides control of a compressor (or solenoid) valve in response to temperature variations.
Temperature Control
Temperature control in the ESC3 is accomplished by comparing the temperature reading of the case
temperature probe against the temperature set point. The compressor output is used to control the
temperature. If the temperature is above the temperature set point (LI) + the hysteresis set point (rd),
the compressor output is turned on. If the temperature is below the temperature set point (L1) - the
hysteresis set point (rd), the compressor output is turned off.
Compressor Control
Several setpoints are available that allow the operation of the compressor output to be tailored to
match individual needs.
Min ON/Off Times and Minimum Cycle Time
Minimum ON/OFF compressor times can be specified, as well as a minimum time delay between
compressor cycles. These parameters help prevent short cycling.
Compressor Power On Delay
Compressor power on delay setpoint (c0) allows the user to specify a delay after the power-up of the
controller. The compressor output will not come on regardless of the temperature reading until this
amount of time has expired.
Compressor Safety Cycle
The Compressor Safety Cycle setpoint (c4) specifies a cycle time that the compressor is to be cycled
if the temperature sensor used for control fails. If this setpoint is 0, the compressor will be off. If this
setpoint is 100, the compressor will be on. Any value between 1 and 99 will result in the compressor
being on for that period of time. At the end of this time, the compressor will be shut off for approximately 15 minutes.
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CPC® - ESC3 CONTROLLER OPERATION
Interface - The ESC3 features a 3 digit LED displaying supply air
temperature. Supply air temperature will always be cooler than actual
case temperature. For actual case temperature, see the internal case
-15
thermometer. Alternately, the ESC3 display can be configured to display
the product temperature if a product temperature probe is connected.
0
0
C or
The temperature can be displayed in either
F.
Alarm Key - The Alarm key illuminates when the controller has detected an alarm condition.
This key is also used to reset an alarm condition and to enter the setup mode (allowing set
points to be changed).
Compressor Key - The Compressor key illuminates when the compressor output is on.
When the ESC3 is in setup mode, this key is used to select a set point to be modified and to
change the value of the set point.
Defrost Key - The Defrost key illuminates when the ESC3 is in defrost mode. Press the de-
frost key for 5 seconds to go into manual defrost mode. The key is also used in setup mode
to select a setpoint to be modified and to change the value of the set point.
Alarm Operation - The ESC3 has several alarm functions. In addition to alarms based on air tem-
peratures, it will alarm if a probe failure is detected.
Indications on the Display
If the defrost, or compressor key blinks. It means that the corresponding function is delayed by a tim-
ing routine or inhibited.
Code Meaning
E0 Air probe has failed.
E1 Defrost termination or product probe has failed.
L0 Low temperature alarm.
HI High temperature alarm.
Ed Defrost timeout has occurred (did not terminate correctly).
dF
Controller is in defrost mode (not and alarm).
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CPC® ESC3 SET POINT CHANGING INSTRUCTIONS
Viewing and Changing the Temperature Set Point
The temperature set point is the comparison point for the control temperature input.
To change the set point value:
1. Press the Alarm key for 3 seconds, until the set point is displayed and blinking.
2. Press the compressor key or defrost key to raise/lower the value.
3. Press the Alarm key again to accept the new value.
Changing Other Set Points
There are two levels of set points in the ESC3. The first level does not require a password to change
(unless the buttons are locked out). The set points that can be changed in this manner are identified
in table 1 as a USER set point All other set points do require a password to change and are identi-
fied in table 2 as an OEM set point.
Note: Table 2 can be obtained from OEM upon request.
To change USER set points:
1. Press the alarm key and hold it until the letters PS are displayed.
2. Use the compressor and defrost keys to scroll through the codes for the different set points (see
Table 1).
3. When the code is displayed for the set point you wish to change, press the alarm key. The value
for that set point will be displayed.
4. Press the compressor or defrost key to change the value.
5. Press the alarm key to go back to the code.
At this point you must press the alarm key to accept the change or press the compressor or defrost
key to scroll to the next USER set point. To accept the changes, press and hold the alarm key until
the display stops flashing.
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Read And Save These Instructions - Page 1 of 3
Integrated Electronic
Microprocessor Controller
Programming The Instrument
How To Modify The Setpoint
Press and hold the “SET” key for at least 1 second.
Set
Prg
mute
Set
▲
aux
def
▼
How To Modify The Defrost, Differential
Or Other Parameters
Prg
mute
Set
▲
aux
Set
▲
aux
Set
Prg
mute
Warning! Save Your Parameter Settings!
1. Press & hold “Prg” and “SET” keys together
Set
for at least 5 seconds; the display will show the
number “0”, representing the password prompt.
2. Confirm by pressing “SET” key.
3. Press ▲ or ▼ to reach the
def
category to be modified.
▼
4. Press “SET” to modify this selected parameter.
6. Press the “SET” key to temporarily save the new
value and return to the display of the parameter.
7. Press & hold the “Prg” key for at least 5 seconds
to save changes. This action will also mute the
audible alarm (buzzer) & deactivate the alarm relay.
5. Increase or decrease the value using
def
the ▲ or ▼ button respectively.
▼
Prg
mute
Set
▲
aux
Set
▲
aux
Set
Prg
mute
1. To store the new parameter values, PRESS and HOLD the “Prg” key for at least 5 seconds.
2. All modifications made to parameters will be lost if you do NOT press a button within 60 seconds. Should
this “timeout” occur, normal operational settings (prior to modifications being made) will resume.
3. If the instrument is switched off before pressing the “Prg” key, all modifications to parameters will be lost.
How To Activate Manual Defrost
def
Press and hold the “def” key for at least 5 seconds.
▼
How To Activate / Deactivate Auxiliary Output
▲
Press and hold the “aux” key for at least 1 second.
aux
How To Change Reading From
Fahrenheit (°F) To Celsius (°C)
1. Press and hold “Prg” and “SET” keys
Set
together for at least 5 seconds; display will
2. Confirm by pressing “SET” key.
4. Press “SET” to modify this selected parameter.
6. Press “SET” key to temporarily save the new
value and return to the display of the parameter.
7. Press & hold “Prg” key for at least 5 seconds to
save changes.
convert to new scale. No conversion is required.
show “0”, representing password prompt.
def
3. Press ▲ or ▼ until reaching the
parameter “/ 5”.
▼
5. Press ▲ or ▼ to change value to desired
def
setting: “0” for Celsius (°C) or “1” for
▼
Fahrenheit (°F).
Note! All values will automatically
How To Reset Any Alarms With Manual Reset
Prg
mute
▲
Press and hold the “Prg” and “aux” key for at least 1 second.
aux
Structural Concepts Corp., 888 E. Porter Rd · Muskegon, MI 49441
Ph: 231.798.8888 / Fax: 231-798-0393 / www.structuralconcepts.com
This data derived from Carel Material: ir33 +030220441 - rel. 2.0 - 01.05.2006
Page 24
CLEANING SCHEDULE
Cleaning Daily Weekly Monthly
Clean Case
Exterior
Clean Case
Interior
X
X Remove decks; clean with soap & water.
X
X
Quarterly
Clean all case exterior surfaces with a
household or commercial glass cleaner and
a soft cloth.
Clean the interior case deck and surfaces
with a warm water and mild soap solution.
Keep drains clean and free of debris which
could clog the drain and rob the case of
needed refrigeration. Vacuum tub under
deck or flush with water if necessary.
Task
X
X
X
Clean
Condensing
Coil (selfcontained
units only).
X
X
Remove buckets; clean buckets and bucket
supports with soap & water.
Clean glass shelves with a household or
commercial glass cleaner and a soft cloth.
Remove glass shelves; clean both sides of
glass shelves with a commercial glass
cleaner and a soft cloth.
Honeycomb: Remove the honeycomb.
Vacuum, then clean with warm water and
soap. See instructions in the HONEY-
COMB AIR DIFFUSER LOCATION,
REMOVAL AND INSTALLATION section
of this Installation-Operating Manual.
Using an industrial strength vacuum, clean
the dust and dirt that collects on the condenser coil. Be careful not to damage the
fins on the coil.
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Page 25
TECHNICAL SERVICE CONTACT INFORMATION & WARRANTY INFORMATION
STRUCTURAL CONCEPTS CORPORATION TECHNICAL SERVICE
PHONE NUMBER: 1.800.433.9489 or For Your Master Service Agent See
(Note: Standard Limited Warranty can be found at www.Struct ural conc ept s.com)
All sales by Structural Concepts Corporation (SCC) are subject to the following limited warranty. “Goods” refers to the product or products being sold by SCC.
Warranty Scope: Warranty is for equipment sold in the United States, Canada, Mexico and Puerto Rico. Equipment sold elsewhere may carry modifi ed warranty.
Warranty; Remedies; Limitations. SCC warrants that if any Goods are found by an authorized representative of SCC not to be of good material or workmanship within one
year of the date of shipments SCC will, at its option after inspection by an authorized representative, replace any defective Good or pay the reasonable cost of replacement
for any such defective Goods, provided that written notice of the defect is given to SCC within 30 days of the appearance of such defect. If notice is not given within such
period, any claim for breach of warranty shall be conclusively deemed to have been waived and SCC shall not be liable under this warranty. If SCC is unable to repair or
replace the defective Goods, SCC shall issue a credit to the Purchaser for all or part of the purchase price, as SCC shall determine. The replacement or payment in the
manner described above shall be the sole and exclusive remedy of Purchaser for a breach of this warranty. If any Goods are defective or fail to conform to this warranty,
SCC will furnish instructions for their disposition. No Goods shall be returned to SCC without its prior consent.
SCC’s liability for any defect in the Goods shall not exceed the purchase price of the Goods. SCC SHALL HAVE NO LIABILITY TO PURCHASE FOR CONSEQUENTIAL
DAMAGES OF ANY KIND WHATSOEVER, INCLUDING, BUT NOT LIMITED TO, PERSONAL INJURY, PROPERTY DAMAGE, LOST PROFITS, OR OTHER ECONOMIC
INJURY DUE TO ANY DEFECT IN THE GOODS OR ANY BREACH OF SCC, SCC SHALL NOT BE LIABLE TO THE PURCHASER IN TORT FOR ANY NEGLIGENT DESIGN OR MANUFACTURE OF THE GOODS, OR FOR THE OMISSION OF ANY WARNING THEREFROM.
SCC shall have no obligation or liability under this warranty for claims arising from any other party’s (including Purchaser’s) negligence or misuse of the Goods or
environmental conditions. This warranty does not apply to any claim or damage arising for or cause by improper storage, handling, installation, maintenance, or from fire,
flood, accidents, structural defects, building settlement or movement, acts of God, or other causes beyond SCC’s control.
Except as expressly stated herein, SCC makes no warranty, express, implied, statutory or otherwise as to any parts or goods not manufactured by SCC. SCC shall warrant
such parts or Goods only (I) against such defects, (II) for such periods of time, and (III) with such remedies, as are expressly warranted by the manufacturer of such parts of
Goods. Notwithstanding the foregoing, any warranty with respect to such parts of Goods and any remedies available as a result of a breach thereof shall be subject to all of
the procedures, limitations, and exclusions set forth herein.
THE WARRANTIES HEREIN ARE IN LIEU OF ALL WARRANTIES, EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE. IN PARTICULAR, SCC MAKES NO
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
No representative, agent or dealer of SCC has authority to modify, expand, or ext end this Warranty, to waive any of the limitations or exclusions, or to make any different or
additional warranties with respect to Goods.
Period of Limitations. No claim, suit or other proceeding may be brought by Purchaser for any breach of the foregoing warranty or this Agreement by SCC or in any way
arising out of this Agreement or relating to the Goods after one year from the date of the breach. In the interpretation of this limitation on action for a breach by SCC, it is
expressly agreed that there are no warranties of future performance of the goods that would extend that period of limitation herein contained for bringing an action.
Indemnifications. Purchaser agrees to indemnify, hold harmless, and defend SCC if so requested, from any and all liabilities, as defined herein, suffered, or incurred by SCC
as a result of, or in connection with, any act, omission, or use of the Goods by Purchaser, its employees or customers, or any breach of this Agreement by Purchaser.
Liabilities shall include all costs, claims, damages, judgments, and expenses (including reasonable attorney fees and costs).
Remedies of SCC. SCC’s rights and remedies shall be cumulative and may be exercised from time to time. In a proceeding or action relating to the breach of this Agreement
by Purchaser, Purchaser shall reimburse SCC for reasonable costs and attorney’s fees incurred by SCC. No waiver by SCC of any breach of Purchaser shall be effective
unless in writing nor operate as a waiver of any other breach of the same term thereafter. SCC shall not lose any right because it has not exercised it in the past.
Applicable Law. This Agreement is made in Michigan and shall be governed by and interpreted according to Michigan law. Any lawsuit arising out of this Agreement or the
Goods may be handled by a federal or state court whose district includes Muskegon County, Michigan, and Purchaser consents that such court shall have personal
jurisdiction over Purchaser.
Miscellaneous. If any provision of this Agreement is found to be invalid or unenforceable under any law, the provision shall be ineffective to that extent and for the duration of
the illegality, but the remaining provisions shall be unaffected. Purchaser shall not assign any of its rights nor delegate any of this obligations under this Agreement without
prior written of SCC. This Agreement shall be binding upon and inure to the benefit of SCC and Purchaser and each of their legal representatives, successors and assigns.
SCC warrants its products to be free of defects in materials and workmanship under normal use and service for a period of one (1) year from the date of delivery.
This warranty is extended only to the original purchaser for use of the Goods. It does not cover normal wear parts such as plastic tongs, tong holders, tong cables, bag
holders, or acrylic dividers.
General Conditions. All service labor and/or parts charges are subject to approval by SCC. Contact the Customer Service Department in writing or call 231-798-8888.
All claims must contain the following information: (1) model & serial code number of equipment; (2) the date and place of installation; (3) the name and address of the agency
which performed the installation; (4) the date of the equipment failure; and (5) a complete description of the equipment failure and all circumstances relating to that failure.
Once the claim has been determined to be a true warranty claim by SCC’s Customer Service Department, the following procedure will be taken: (1) replacement parts will be
sent at no charge from SCC on a freight prepaid basis; (2) reimbursement for service labor will be paid if the following conditions have been met— (a) prior approval of service agency was awarded from the Customer Service Department; and (b) an itemized statement of all labor charges incurred is received by the Customer Service Department. The cost of the service labor reimbursement will be based on straight time rates and reasonable time for the repair of the defect.
If problems occur with any compressor, notify SCC’s Customer Service Department immediately. Any attempt to repair or alter the unit without prior consent from the
Customer Service Department will render any warranty claim null and void. This warranty and protection plan does not apply to any condensing unit or any part thereof which
has been subject to accident, negligence, misuse, or abuse, or which has not been operated in accordance with the manufacturer’s recommendations or if the serial number
of the unit has been altered, defaced, or removed.
Limit of Liability. The limit of liability of SCC toward the exchange cost of the original condensing unit, F.O.B. SCC, Norton Shores, MI, of each motor-compressor assembly
replaced during the warranty shall not exceed manufacturer's current established wholesaler’s exchange price and in no case shall the labor of removing or replacing the
motor-compressor or parts thereof be the responsibility of SCC.
25
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