SELF-CONTAINED REFRIGERATED
SERVICE / SELF-SERVE UNITS
P/N 54100
SB5766.3923A
Model SB5735………...34 1/2”L* x 33”D** x 58 7/8”H~
Model SB5754.3924……....54”L* x 33”D** x 58 7/8”H~
Model SB5766.3923..….…66”L* x 33”D** x 58 7/8”H~
Model SB5766.3923A….…66”L* x 33”D** x 58 7/8”H~
Model SB5766.4999…...…66”L* x 33”D** x 58 7/8”H~
Model SB5766.5106..….…66”L* x 33”D** x 58 7/8”H~
* With End Panels
** 47 1/8” With Rear Ledge upright
~ With Adjustable Levelers Extended 1 5/8” Below Base Frame
Certification: NSF-7, CRMA, UL/CSA
SB5754.3924
888 E. Porter Road · Muskegon, MI 49441 Phone: 231.798.8888 Fax: 231.798.4960 www.structuralconcepts.com
OVERVIEW / NSF® TYPE / COMPLIANCE / WARNINGS / PRECAUTIONS / WIRING / PLUGS .…..
REFRIGERATION ASS’Y REMOVAL, CASE REMOVAL AND LEVELER ADJUSTMENT …………..
START-UP AND OPERATION …………...…...…..……………………………………………….…………
SECURITY ………….……………...….…………...…...…..…………………………………………………...
MAINTENANCE AND OPERATION ..…………...…...…..……………………………………………..……
ELECTRICAL FUNDAMENTALS ………...…...…..…………………………………….………… …...…….
REFRIGERATION FUNDAMENTALS ..………………...…..……………………………………..…………
HOT GAS CONDENSATE EVAPORATIVE SYSTEM OPERATION………...…..………………...……..
LOAD LEVEL GUIDELINES [APPLICABLE TO ALL MODELS] ………………………………………...
SERIAL LABEL LOCATION & INFORMATION LISTED / TECH INFO & SERVICE …………….…….
ILLUSTRATED PARTS BREAKDOWN FOR MODEL SB5766.3923/3923A (SIMILAR TO OTHER
MODELS) ………………………………...
……………………………..……………………………….....……
PARTS LIST FOR MODEL SB5766.3923/3923A (SIMILAR TO OTHER MODELS) ....…………...……
ILLUSTRATED PARTS BREAKDOWN / PARTS LIST FOR MODEL SB5735 CONDENSER PKG ...
CLEANING SCHEDULE [TO BE PERFORMED BY STORE PERSONNEL] ……………...….….....….
CLEANING SCHEDULE [TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY] ……..
TROUBLESHOOTING [TO BE PERFORMED BY STORE PERSONNEL ……………………………...
TROUBLESHOOTING [TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY] ……….
TROUBLESHOOTING [BY TRAINED SERVICE PROVIDERS ONLY] - CONDENSING SYSTEM
TROUBLESHOOTING [BY TRAINED SERVICE PROVIDERS ONLY] - EVAPORATOR SYSTEM
PREVENTIVE MAINTENANCE - HONEYCOMB AIR DIFFUSERS [TRAINED SERVICE
PROVIDERS ONLY] …………………………………………………………………………………...
CAREL® CONTROLLER - PROGRAMMING THE INSTRUMENT ……………………......……………..
CAREL® CONTROLLER - USER INTERFACE DISPLAY & SUMMARY TABLE OF ALARM AND
SIGNALS: DISPLAY, BUZZER AND RELAY ……………………….………………..…...……….
CAREL® CONTROLLER - SUMMARY TABLE OF OPERATING PARAMETERS (AFTER
you MUST use a GFCI breaker in lieu of a GFCI receptacle.
CAUTION! POWER CORD AND PLUG MAINTENANCE
Risk of electric shock. If cord or plug becomes damaged,
replace only with cord and plug of same type.
WIRING DIAGRAM
Each case has its own wiring diagram folded and in
its own packet.
Wiring diagram placement may vary; it may be
placed near ballast box, field wiring box, raceway
cover, or other related location.
CAUTION
CAUTION! ADVERSE CONDITIONS / SPACING ISSUES
Performance issues caused by adverse conditions are NOT warranted.
End panels must be tightly joined or kept at least 6-inches away from
any structure to prevent condensation.
Unit must be kept at least 15-feet from exterior doors, overhead HVAC
vents or any air curtain disruption to maintain proper temperatures.
Unit must not be exposed to direct sunlight or any heat source
(ovens, fryers, etc.).
Tile floors, low ceilings or small rooms increase noise level. Whisper
Cool compressor blankets or remote units resolve noise level issues.
Keep at least 8-inch clearance above unit for air discharge
(self-contained units only).
CAUTION! CHECK CONDENSATE PAN POSITION & PLUG
Water on flooring can cause extensive damage!
Condensate pan is DIRECTLY UNDER condensate drain.
Condensate pan plug is securely plugged into receptacle.
Overflow pan has plug connected to its box. Units with optional
Before powering up unit, check and confirm that:
Clean Sweep™ MUST HAVE 2 plugs connected.
4
Page 5
REFRIGERATION ASSEMBLY REMOVAL, CASE REMOVAL AND LEVELER ADJUSTMENT
1. Removing Refrigeration Assembly
Note: Retain screws that are removed from the
CASE shipping brackets (Screws will be used as
Toe-Kick fasteners).
Remove front panel.
Lift front panel upward from the lower edge,
approximately one half inch to detach from the
retainer hooks.
Remove all shipping brackets from units base and
compressor.
Reuse shipping bracket screws for Toe-Kick
mounting.
Note: Make sure all hoses and power cords are
disconnected before completely removing
compressor from unit.
The compressor base is on casters. Roll the
assembly out half way straight out from the front
of the case.
Carefully lower assembly to floor.
After compressor unit is removed, roll out of the
Refrigeration Assembly
Shipping Brackets.
Note: Illustration shown may
differ slightly from your case.
Refrigeration
Assembly
way while locating and setting case.
2. Removing Case from Skid
Slide case halfway off back of skid.
Lower case onto back rear levelers.
Tilt case back enough to free skid.
Slide skid out from front of case, lower case to
floor.
3. Leveling Case
Levelers may need to be adjusted for proper height
Do NOT grab
rear ledge
to move case!
clearance to fully insert unit.
Tools needed: level, pry bar, and adjustable
wrench.
Using a level, find the highest point on the case.
Level the case to that highest point by turning the
levelers up or down to the desired level position.
Pry Bar
5
Leveler
Base
Frame
Toe-Kick
Page 6
START-UP AND OPERATION
1. Merchandiser Start-Up
Remove rear toe-kick (by removing four screws,
two at each end).
Turn main power on. Switch (220V) is up and
under rear raceway on right side of case.
The Controller display will illuminate.
Coil fans should turn on. From inside case, check
for discharge air from front baffle to confirm that
fans are functioning properly.
When the case is in a start up mode or has been
idle for a long period of time, the unit will require
75 minutes in order to pull-down temperature.
Self-Contained refrigerated cases must maintain
front airflow clearance of approximately twelve
inches and rear airflow clearance of approximately
six inches.
Obstruction / restriction of air voids warranty.
The interior case temperature is to reach 2 °C /
35 °F to 5 °C / 41 °F.
Note: Case temperature is set at the factory, as
determined by the case size. Temperature is
controlled by a thermostat.
If a temperature setting change is required, refer
to the Temperature Controller section of this
operating manual.
Note: According to product displayed, Set point
should be -6 °C / 22 °F to -3 °C / 26° F. This will
maintain the product temperature range. Settings
lower than this can cause product to freeze
.
2. Set Point & Differential Adjustment Guideline
Caution! The Differential MUST be adjusted
either up or down in tandem with the Set point.
For example, if the Set point is raised from 22 °F
to 26 °F (a 4 °F increase), the Differential must
also be raised by 4 °F from (11 °F to 15 °F).
Keeping the Set point and Differential
temperatures ‘in tandem’ will maintain product
temperature and prevent excessive compressor
cycles.
3. See Next Page For Fluorescent Light Guidelines
Controller
Display
Light Switch
Main Power Switch
(access at underside)
Rocker Switch
ON
OFF
Honeycomb Air Diffuser. See PREVENTIVE MAINTENANCE -
HONEYCOMB AIR DIFFUSERS [SERVICE TECHNICIANS
ONLY] section in this manual for cleaning instructions.
6
Page 7
START-UP AND OPERATION, CONTINUED
Light Switch
ON
3. Fluorescent Light Guidelines
Turn lights on. All of the lights should come on at the
same time. First time lighting may require a short warm
up period for the bulbs. Slightly dim or a flickering of
new bulbs is normal. If lights do not turn on, check that
all of the light plugs are in.
Removal of lamps:
Grasp lamp firmly and carefully pull downward and out
from socket.
See photos at mid-right.
Installation of lamp:
Align pins with slot.
Insert pins into socket and push upward into place.
See photos below.
Standard
Fluorescent
Light Fixtures
OFF
Rocker Switch
7
Page 8
SECURITY
Anti-Theft Grid Installation (Optional Item only on Model SB5766)
Position Anti-Theft Grid so that the locking rods extend down pointing towards the floor.
Insert grid extensions into the forward air return louver.
With “U” shackle released from the padlock base, insert the locking “U” of the padlocks through the sta-
tionary locking bracket.
Rotate “U” shackle 90 degrees and pull up through grid; secure “U” shackle into padlock base.
Note: Due to possible design modification, actual Anti-Theft Grid construction and positioning may differ
than depicted below.
Anti-Theft
Grid Extensions
Anti-Theft
Grid
Return
Air Grille
8
Page 9
MAINTENANCE AND OPERATION
1. Crumb Tray
Located in back of case under ledge.
Pull out to empty and clean. Replace
promptly.
Note: Make sure drawer is pushed in tight to
maintain refrigeration efficiency.
2. Removing the Rear Doors
Move the rear doors toward the center of the
case.
Individually lift each door up into the upper
door frame track at the top of the case.
Pivot the bottom of the door out.
Slip out of the upper door frame track.
3. Installing Rear Doors
Doors are not interchangeable, and must be
installed as labeled.
Note: Doors are labeled in the lower
corners to identify their proximity to the
interior of the case (inner or outer door).
Inner door must be installed first in the inner
door track.
Insure that the door pull handle is to the
outside and to the left of the case.
Insert the door into the upper inside track and
lower door onto the inside lower track.
Move inner door to the left.
Install the outer door with the door pull handle
to the right and the chrome door stop to the
inside lower right.
Insert the door into the upper and outer track
and lower door onto the outer lower track.
4. Removing Interior Shelving
Remove any product from the display area.
Remove the ABS shelving.
Turn off light switch prior to unplugging shelf
light.
Unplug shelf light.
Remove the complete shelf assembly
Use even upward pressure to disengage
the shelf assembly support brackets from
the adjustment slots.
Crumb
Tray
Right Hand or Outer Door must
come out first and go back in last.
ABS Shelf
9
Shelf Light Assembly
Page 10
MAINTENANCE AND OPERATION, CONTINUED
5. Removing and Replacing Toe-Kicks Panels
Front and rear kicks be removed first and
installed last when performing maintenance.
6. Removing Front Toe-Kick
Remove the two screws located on the upper
front of the toe-kick at both ends.
7. Removing rear Toe-Kick
Remove four screws at both ends of the grille.
8. Removing Side Toe-Kicks
Note: Side toe kicks are captive by the rear kick
panel in the back of the unit.
Remove screws to the rear toe-kick.
Remove front kick panel.
Remove screws at front of side toe-kicks.
Front Kick Panel
Side Kick Panel
Side Kick Panel
Screw Location
Front Kick Support
Screw Location
Side Kick
Panels
Rear Kick Panel
Support Screws
Front Kick Panel
10
Page 11
MAINTENANCE AND OPERATION, CONTINUED
9. Service Area, Ambient / Refrigerated
Note: Illustrations at right may not depict an
exact representation of every particular unit.
Access is through rear doors.
Lift air baffle straight up then rotate 90 degrees
so the arrows on the tag point down and tag is
Air Baffle
(slots down)
to the rear of the case. Lower the baffle, with slots
facing up, back down into the air channel.
To close, reverse the procedure.
Note: Removing the baffle facilitates cleaning
interior by providing easy removal of refuse to the
crumb tray.
Air Baffle
(Suspended)
Air Baffle
(slots up)
11
Page 12
ELECTRICAL FUNDAMENTALS
1. Electrical: Access and Connections
Connections must be performed by a certified
electrician.
Warning! Disconnect power before providing
maintenance and service to unit.
2. Electrical Leads
Remove rear Toe-Kick panel.
The electrical leads are located inside the 4 x
4 electrical box at the rear lower right hand
base of the case.
3. Light Ballast Access
Remove 6 screws from rear wireway cover to
access electrical connections and ballasts.
4. Evaporator Fans Access
Remove lower decking.
A finger hole is provided to lift up and pull
out decking.
5. Removing Fan Assembly
Unplug the fans.
Remove screws from the fan supports.
Remove fan assembly from the shroud
assembly.
6. Temperature & Defrost Control
The case temperature Set Point is set at the
factory, as determined by the case size and
sensor probe location.
The temperature is controlled by a
thermostat.
If a temperature setting change is required,
follow the Programming Steps in the
Temperature Controller section of this
operating manual.
If service is required to the temperature
control unit, call Structural Concepts. This
maintenance should be performed by a
certified technician.
Rear
Wireway
Light Switch
Electrical
Leads
Temperature
Controller
Ballasts
12
Main Power Switch
Electrical
Leads
Page 13
REFRIGERATION FUNDAMENTALS
1. Refrigeration: Access, Connections & Removal
Note: Rollers are mounted to the units base to facilitate
in moving the condenser.
Remove front panel. Lift panel from lower edge
upward approximately a half inch.
Remove front toe-kick.
Remove two screws located on the upper front of
the toe-kick at both ends.
See Illustrated Parts Breakdown in this manual.
2. Assembly / Disassembly / Servicing To Be
Accomplished By Licensed Refrigeration Contractor
Refrigerant lines are equipped with screw on/off
fittings to facilitate maintenance.
The control module has quick disconnect electrical
fittings to the controller face.
See Illustrated Parts Breakdown in this manual.
Lift straight
up; then
pull forward
Front Panel
Retainer Hooks
Front Toe-kick Screw
13
Page 14
REFRIGERATION FUNDAMENTALS, CONTINUED
3. Expansion Valve Access
The expansion valve is accessible from the
front of the case.
Remove lower decking using finger hole to
lift up and pull out.
The expansion valve (TXV) is located
directly below the access panel.
4. Refrigeration Installation
Warning! Avoid damage to condensate
drain while inserting compressor package.
Keep refrigeration unit to the right against
the frame of case. Levelers may need to
be adjusted for proper height clearance to
fully insert unit.
When pulling or pushing unit in or out under
the case, use caution to avoid damage to
copper refrigeration lines and hoses.
Condensate Drain
Tub Connection
Hose / Drain Guard
Roll-Out Pan
Refrigeration Ass’y
(At Customer Right)
Expansion Valve
Access Cover
F
r
o
n
t
P
a
n
e
l
“P” Trap /
Drain Hose
14
Page 15
HOT GAS CONDENSATE EVAPORATION SYSTEM
Hot Gas Condensate: Unit is provided with Hot
Gas Condensate Removal System
Warning! Disconnect power before providing
maintenance and service to unit.
1. System Operation
This system utilizes a hot gas serpentine coil
that is routed through a condensate reservoir
allowing water to be heated, in conjunction with
a Wicking material that is partially submersed
with warm condenser air passing through it for
evaporation.
The system also incorporates an overflow
reservoir with heating element to ensure
complete condensate removal.
2. Indicator Light
Hot gas condensate removal system is also
equipped with an Indicator Light (red) for
Wicking Material replacement, accessible at
rear of case. See picture below.
3. Wicking Material Replacement
Pull condensing system out from under unit.
Remove wicking material cover from top of
condensing system by removing attaching
screws. (see Illustration above top-right)
To obtain replacement Wicking Material go to
www.filters-now.com at (877) 991-0400 and
order filter ‘UFK01’ or call Structural Concepts
Corporation Technical Service at
1-(800)-433-9489 and order part # 83328.
Wicking Material Cover
Attaching screws
Wicking Material
15
15
Indicator Light
Page 16
LOAD LEVEL GUIDELINES [APPLICABLE TO ALL MODELS]
Load Level Guidelines
Caution! Do Not Block Airflow! If airflow is blocked by product, product temperatures will vary and
possibly reach unsafe levels.
Case Front: The dashed line in illustration below, reflects an “invisible curtain” of airflow from the
: Illustration below may not reflect every feature or option of your case.
“Honeycomb” Air Diffuser to the Return Air Grille. This area must not be blocked.
Case Top: Product must be kept at least 1” below “Honeycomb” Air Diffuser.
Case Rear: Do not allow the product to press up against the Rear Plenum. Keep at least 1” distance
between product and Rear Plenum.
HONEYCOMB
AIR DIFFUSER
PRODUCT MUST
BE STACKED
AT LEAST 1"
BELOW
HONEYCOMB
AIRFLOW AREA.
DO NOT BLOCK.
RETURN
AIR GRILLE
PRODUCT MUST
BE AT LEAST
1" FROM
REAR PLENUM
PRODUCT STOP
HATCH PATTERN
REPRESENTS
AIR FLOW.
DO NOT BLOCK.
PRODUCT
16
Page 17
SERIAL LABEL LOCATION & INFORMATION LISTED / TECHNICAL 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.
Y
S
S
A
A
M
M
P
P
L
L
E
E
O
N
O
L
N
L
Y
A
S
----- Sample Serial Label For Refrigerated Case -----
S
A
M
SA
S
P
A
L
M
M
LE
P
M
E
P
PL
O
L
E ON
E
Y
L
N
O
N
O
L
N
Y
L
L
Y
Y
----- Sample Serial Label For Non-Refrigerated Case -----
17
Page 18
ILLUSTRATED PARTS BREAKDOWN FOR MODEL SB5766.3923/3923A (SIMILAR TO OTHER MODELS)
8
7
6
5
4
3
9
10
11
12
13
14
15
2
1
20
19
18
17
16
18
Page 19
ILLUSTRATED PARTS BREAKDOWN FOR MODEL SB5766.3923/3923A (SIMILAR TO OTHER MODELS)
21
22
23
24
25
26
35
27
34
33
28
32
29
31
30
19
Page 20
ILLUSTRATED PARTS BREAKDOWN FOR MODEL SB5766.3923/3923A (SIMILAR TO OTHER MODELS)
NOTE: MODEL SB5754.3924
CONDENSER PACKAGE
IS SIMILAR TO
ILLUSTRATION SHOWN
44
43
42
41
45
46
47
48
49
40
50
39
51
38
52
37
36
20
Page 21
PARTS LIST FOR MODEL SB5766.3923/3923A (SIMILAR TO OTHER MODELS)
1 Rack Light Assembly LH or RH 30 Crumb Tray
2 Upper ABS Shelving 31 Condiment Pan
3 Bulb 32 Rear (Pike) Door, Left or Right Hand Specific
4 Front Air Return 33 Ledge Support Bracket Channel
5 Center Glass Divider 34 Ledge Support Bracket
6 Clam Shell Assembly 35 Baffle Assembly
7 Front Door Assist Gas Cylinder 36 Caster, Refrigeration Assy., Roll Out Pan
8 Honeycomb 37 Embraco® Hermetic Compressor
9 Expansion Valve Access Plate 38 Sight Glass
10 Acrylic Front Air Deflector 39 Filter Drier
11 Fan Motor / Blade / Bracket Assembly 40 Evaporative Wicking Material
12 Side Kick Panel 41 Service Valve, Receiver
13 Leveler 42 Receiver
14 Front Kick Panel 43 Hot Gas Pan
15 Front Panel 44 Roll Out Pan, Refrigeration Assembly
16 Deck Pan 45 Support, Refrigeration Close Off
17 Step Insert 46 Hot Gas Loop
18 Lower End Panel Assembly 47 Electrical Box - Hot Gas Overflow
19 Mirror, Stainless Steel 48 Liquid Level Control
20 Upper End Panel Assembly 49 Fan Blades / Bracket
21 Front Curved Insulated Glass Assembly 50 Condenser Coil
22 Controller Display, Temperature 51 Fan Motor
23 Indicator Light, Hot Pan 52 Electrical Box - Compressor
Rocker Switch, Main Power (accessible at un-
24
derside)
25 Contactor 54
26 Toe-Kick, Rear 55
53
27 Ballasts 56
28 Cover, Rear Wireway 57
29 Rear Ledge 58
21
Page 22
ILLUSTRATED PARTS BREAKDOWN / PARTS LIST FOR MODEL SB5735 CONDENSER PACKAGE
8
7
6
5
4
9
3
2
1
12
1 Embraco® Hermetic Compressor 8 Fan, Fan Shroud, Fan Blades
2 Receiver 9 Filter Drier
Electrical Box - Hot Gas Overflow
3
10 Roll Out Pan, Condenser Unit
4 Condensate Pan 11 Caster, For Condenser Unit Pan
5 Hot Gas Loop Condensate System 12 Sight Glass
10
11
6 Evaporative Wicking Material 13
7 Condensing Coil Shroud 14
22
Page 23
CLEANING SCHEDULE [TO BE PERFORMED BY STORE PERSONNEL]
WARNING! TURN OFF POWER TO CASE BEFORE PERFORMING PREVENTIVE MAINTENANCE!
Cleaning Frequency Instructions
Case Exterior Daily
Daily
Daily To
Weekly
Weekly
Weekly
Case Interior Daily
A. Baffle (preventing
refrigeration) & Crumb Tray
(shown not pulled out)
Weekly
Weekly
Monthly
Monthly
Glass / Mirrors: Clean front glass, glass shelves, and mirrors with a household
or commercial glass cleaner.
Acrylic: Clean with a warm water and mild soap solution and soft cloth. Never
use ammonia-based cleaners on acrylic.
Magnetized Condenser Coil Filter: Vacuum or brush with soft-bristled filter.
To remove grease and grime build-up, remove from case. Submerse in warm
water and soap solution. Rinse. Dry. Return to case. See Illustration #1 below.
Condensing Coil: Remove base panel and condensing coil cover [#2 and #3
below]. Vacuum or brush condenser coil [#4 below] with metal or fiber brush to
remove dust and dirt. Be careful to avoid damaging coil fins while cleaning!
Rear Sliding Doors and Door Track: Remove rear doors. Clean w/household
or commercial cleaner. Clean out door track with moist cloth. See #5 below].
Baffle: Remove from case. Submerse in warm water and soap solution. Clean
with soft-bristled brush. See B - C - D below.
Deck Underside: After removal, vacuum debris under decking.
Crumb Drawer: Pull out and empty. Clean with moist cloth. See #A - B below.
Decks & Inserts: Clean with mild soap, water & soft cloth.
Drain: Remove drain access door on fan panel. Clean drain with warm water
and mild soap solution. Remove any debris that may clog drain.
B. Baffle (out of case)
& Crumb Tray (pulled out)
5. Rear Sliding
Doors / Track
Image #D
Baffle (refrigerating compartment) &
Crumb Tray (not
pulled out)
1. Magnetized Condenser
Coil Filter
C. Instructions on Baffle
4. Condensing
Coil
3. Condensing
Coil Cover
2. Base Panel
23
Page 24
CLEANING SCHEDULE [TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY]
WARNING! TURN OFF POWER TO CASE BEFORE PERFORMING PREVENTIVE MAINTENANCE!
Maintenance Freq. Instructions
Case
Qtly
Exterior
Qtly
Case Interior Qtly
Qtly
Qtly
Condensing Coil: Using air pressure or an industrial strength vacuum, clean the
dust and dirt that may collect on the condenser coil. It may be necessary to use a
soft-bristled brush to loosen up caked dust and debris that may form on coil.
See previous page for step-by-step illustrations on accessing condensing coil.
Under Case Cleaning: Once refrigeration package is clear of unit, vacuum under
case to remove all dust and dirt that may collect.
Tub, Coil and Drain: Remove evaporator fan panel [as shown in images #6 and 7
below] and clean tub, coil and drain with warm water and mild soap solution.
Remove any debris that may clog drain.
Compressor Area: Slide out from case. Wipe off dust & debris w/moist cloth.
Hot Gas Loop Condensate Pan: Disconnect power. Slide out refrigeration
assembly (casters provided for easy slide). Use a de-scaling solution (such as
CLR® that will prevent corrosion, lime and rust) to thoroughly clean pan. Use wet /
dry vacuum to remove all residue. If necessary, wipe down with damp cloth.
Evaporative Wicking Material: Lift up and off from support. Replace with new
evaporative wicking material.
Fan Blades, Shroud, Drain: Wipe down each blade and shroud with moist cloth.
Clean out drain. See images #6 and 7 below.
Qtly
Honeycomb: See PREVENTIVE MAINTENANCE - HONEYCOMB AIR
DIFFUSERS [SERVICE TECHNICIANS ONLY] section in this manual for specs.
Qtly
Use finger holes to lift up
Deck. Remove from case.
Upper and Lower Step Inserts: Remove from Case. Clean w/soap and water.
Image #6
Clean under Air Return Grille and Fan
Shroud Area with moist cloth. Remove drain
cleaning access door and clean drain.
Image #7
24
Page 25
TROUBLESHOOTING [TO BE PERFORMED BY STORE PERSONNEL] - PAGE 1 of 2
Product is Drying Out
Water on the Floor
Excessive Fan Noise
System is not Operating
Digital Control Display is Blank
Fans Not Working
Case Lights Not Working
Check the relative humidity in the store.
Check that the drain is correctly positioned over condensate pan.
Check that condensate overflow pan is plugged in.
Check that the case is aligned, level and plumb.
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 MAIN power switch is on.
Check the circuit breaker box for tripped circuits.
Check that the MAIN power switch is on.
Check that ALL of the lights are plugged in.
Check bulbs for proper installation and connection.
Check for burned out bulbs.
Clean dirt and dust from the bulbs to prevent flickering.
Check that light switch is in the on position.
Note: If problems persist call Starbucks® FASQ Desk.
25
Page 26
TROUBLESHOOTING [TO BE PERFORMED BY STORE PERSONNEL] - PAGE 2 of 2
Controller Display Flashing
Not Holding Temperature
Note: Product displayed on Front Air Grilles will cause case to
Condensing Unit Not Operating
If display is flashing, refer to Carel® Temperature Controller Section
in this manual.
If a large amount of warm product was added to the case, it will take
time for the temperature to adjust. Unit needs pre-chilled product.
The temperature will change during defrost cycle but will return to
normal when compressor turns on.
Check to see if the condenser coil has been cleaned.
Check that the case is not in the sun or near a heat or
air-conditioning vent.
Check air grilles for obstruction and remove.
Ensure that front air grilles are not obstructed by product or other
décor.
run warm and will negate warranty.
Check that the main power switch is turned on.
Check if the case is on and the control display is blank. If blank, call
Starbucks FASQ Desk
Controller may be in defrost mode. Compressor cycling on and off is
a normal condition. Carel® Temperature Controller Section in this
manual.
Note: If problems persist call Starbucks® FASQ Desk.
26
Page 27
TROUBLESHOOTING [TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY] - PAGE 1 of 3
CONDITION TROUBLESHOOTING
Case Not Lining
Up
Water Is On The
Floor
See Installation Section for instructions on properly aligning case (alongside other
cases) and adjusting levelers.
Caution! Water on flooring can cause much damage! Until cause is determined (and
repaired), follow these procedures:
Use wet-dry vacuum (or mop & bucket) to remove standing water.
Use ‘catch pans’ for water to drain into. Swap out regularly until case has
completely drained.
Check that the drain trap is free of debris.
Check that the drain hose is correctly positioned over condensate pan (or floor drain,
for remote units).
Check store conditions. To prevent condensation in NSF® Type 1 environments,
maximum conditions are to be 55% humidity / 75° Fahrenheit. For NSF® Type 2,
maximum conditions are to be 60% humidity / 80° Fahrenheit. See serial label (at
case rear near main power switch) for NSF® Type of your case.
Check that evaporator pan is properly plugged in or connected.
Caution! Disruption of power can cause water to overflow pan and seep onto
flooring causing damage! Check that power to case is constant. Until power is
restored, follow these procedures:
Use wet-dry vacuum (or mop & bucket) to remove standing water.
Use ‘catch pans’ for water to drainage. Swap out regularly until evaporation of
case is complete (or until power is restored).
When power to case is restored, evaporator pan should function properly and
water will no longer overflow onto flooring.
Caution! Wicking material (if any on your particular hot gas loop system) may be
dirty or worn and need replacement.
Slide refrigeration system out from under unit.
After refrigeration system has been carefully slid out from under unit, replace
wicking material with new. If wicking material is not available, contact Structural
Concepts®. See toll-free number at last page of this operating manual.
27
Page 28
TROUBLESHOOTING [TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY] - PAGE 2 of 3
CONDITION TROUBLESHOOTING
Fan Emits Excessive
Noise
Fans Are Not Working
Check that the case is aligned, level and plumb.
Check evaporator fan for cleanliness.
Unplug/power off fan motors. Check motor shaft for bearing wear.
Check that fan motors are securely mounted in brackets.
Verify that fan blades are securely mounted to fan motor.
Check that nothing is preventing blade rotation.
Check that the fan shroud is properly secured.
Check that the MAIN power switch is on.
Check that fans are plugged in at the fan shroud.
Digital Control Display
Is Blank
System Not Operating
Check for foreign material obstructing fan performance.
Check that fan blades freely rotate within fan shrouds
Check that power is going to fans
Check that fan wiring is connected on terminal blocks.
Check that the MAIN power switch is on.
Check the circuit breaker box for tripped circuits.
Check that the utility power is on.
Check that the MAIN power switch is on.
Check the circuit breaker box for tripped circuits.
28
Page 29
TROUBLESHOOTING [TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY] - PAGE 3 of 3
CONDITION TROUBLESHOOTING
Case Lights Are Not
Working
Control Display Is
Flashing
Case Is Not Holding
Temperature
Check that light switch is in the on position.
Check that ALL of the light cords and plugs are properly connected. See
MAINTENANCE - LIGHT FIXTURES (LED LIGHT FIXTURES) section.
Service Technicians Only: Check voltage at LED drivers. If voltage is entering but
not exiting, LED driver may be faulty.
See your case’s serial label for your model’s specified settings. See SERIAL
LABEL LOCATION & INFORMATION LISTED / TECH INFO & SERVICE for label
location, etc.
If a large amount of warm product was added to the case, it will take time for the
temperature to adjust. Unit needs product to be pre-chilled.
Temperature changes during defrost mode but will return to normal. Fourth LED
will indicate defrost cycle in progress.
Check that case is not in sun or near a heat or air-conditioning vent. See
OVERVIEW AND WARNINGS section in manual for adverse conditions/spacing
issue parameters.
Condensing Unit Is
Not Operating
If case is located near front doors, temperature fluctuation can hinder unit’s ability
to maintain temperature. See OVERVIEW AND WARNINGS section in manual for
adverse conditions/spacing issue parameters.
Check that condenser coil air filter (attached to rear grille) has been cleaned. See
GENERAL CLEANING [TO BE PERFORMED BY STORE PERSONNEL] section
in operating manual for instructions.
Check that condenser coil has been cleaned.
Check air return grilles for obstructions.
Check sight glass for flashing and/or low charge.
Check Set Point Temperature; it may be adjusted too high.
Check that the power is turned on.
Determine if temperature controller settings are properly set. See your case’s
serial label for your model’s specified settings. See SERIAL LABEL LOCATION
& INFORMATION LISTED / TECH INFO & SERVICE section in manual for label
location, etc.
29
Page 30
TROUBLESHOOTING [BY TRAINED SERVICE PROVIDERS ONLY] - CONDENSING SYSTEM
CONDITION TROUBLESHOOTING
Head Pressure Too
High
Check that the Condensing Coil is not dirty or covered.
Check that Condensing Fans are working.
Check that refrigerant is not overcharged.
Check to verify that a non-condensable is not in the system.
Check that Liquid Line Drier is not plugged.
Check that there are no close-offs around Condensing Coil.
Check Set Point Temp.; it may be adjusted too high.
Head Pressure Too
Low
Check System Operating Temperatures.
Check that Store Ambient Temperature isn’t above maximum allowed. See
Overview and Warnings Section.
Check that Refrigerant Charge isn’t too low.
Check that Suction Pressure isn’t too low.
Check to verify that Compressor Valves aren’t bad.
30
Page 31
TROUBLESHOOTING [BY TRAINED SERVICE PROVIDERS ONLY] - EVAPORATOR SYSTEM
CONDITION TROUBLESHOOTING
Low Suction Pressure
Check that the Refrigerant doesn’t have a low charge.
Check that Expansion Valve (TXV Valve) isn’t restricted.
Check that Liquid Line or Filter isn’t restricted.
Check that Evaporator Motors are working.
Check that High Superheat doesn’t need adjusting.
Check that the Thermostatic Element charge isn’t depleted.
Check that there is air no seepage of air around Condensing Coil.
Check that the Coil is not iced up.
High Suction Pressure
Check that Refrigerant Charge isn’t too high.
Check that Compressor Valves aren’t bad.
Check that the Cooling Load isn’t high.
Check that Superheat Adjustment isn’t low.
Check TXV Bulb Installation
a. Poor thermal contact.
b. Warm location.
Check Compressor: Low capacity means it is undersized for its application.
31
Page 32
PREVENTIVE MAINTENANCE - HONEYCOMB AIR DIFFUSERS [TRAINED SVC. PROVIDERS ONLY]
Honeycomb Air Diffuser Removal
See PREVENTIVE MAINTENANCE (TO BE
PERFORMED BY TRAINED SERVICE PROVIDER)
section in this manual for cleaning frequency.
A. Wedge a non-metallic device of suitable strength
(such as a ballpoint pen) between the honeycomb
and the end panel.
Caution
! Use care not to dislodge the heating wire
(that prevents condensation on the lamp assembly).
B. Apply pressure to collapse the honeycomb to
allow it to be pulled out of honeycomb retainer.
C. Carefully pry downward and away from the
honeycomb retainer. Remove entirely from case.
C
A
Clean honeycomb with warm water and soap
solution. Submerse if necessary. Use brush to
dislodge stubborn or sticky residue. Dry by using
vacuum’s blow mode (vs. suction mode).
Honeycomb Air Diffuser Installation
D. Squeeze honeycomb to allow it to fit into the
honeycomb retainer.
E. Carefully slide honeycomb into place.
F. Adjust honeycomb so that it fits flat
against
retainer. It must not be wavy or out of position.
Note: For honeycomb air diffusers in other
F
View of Case Honeycomb
Air Diffuser
D
E
B
32
Page 33
Read And Save These Instructions - Page 1 of 3
Integrated Electronic
Microprocessor Controller
Programming The Instrument
To Modify The Setpoint
1. Press and hold the “SET” key for at least 1 second.
Set
Prg
mute
Set
▲
aux
def
▼
▲
aux
3. Quickly press and release the “SET” key again.
Set
To Modify Defrost, Differential, Other Parameters
Prg
mute
2. Confirm by pressing “SET” key.
Set
▲
aux
4. Press “SET” to modify this selected parameter.
Set
▲
aux
Set
7. Press & hold the “Prg” key for at least 5 seconds
Prg
to save changes. This action will also mute the
mute
audible alarm (buzzer) & deactivate the alarm relay.
2. Use arrow keys ▲ ▼ on temperature
def
controller to increase (or decrease) the
▼
setpoint.
1. Press & hold “Prg” & “SET” keys together
for five (5) seconds; display will flash “0”,
Set
representing password prompt.
3. Press ▲ or ▼ to reach the
def
category to be modified.
▼
5. Increase or decrease the value using
def
the ▲ or ▼ button respectively.
▼
6. Press the “SET” key to temporarily save the new
value and return to the display of the parameter.
Prg
mute
Set
▲
aux
Set
▲
aux
Set
Prg
mute
Warning! Save Your Parameter Settings!
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 Change Reading From
Fahrenheit (°F) To Celsius (°C)
1. Press and hold “Prg” and “SET” keys
Set
together for at least 5 seconds; display
2. Confirm by pressing “SET” key.
4. Press “SET” to modify this selected
parameter.
will show “0” (password prompt).
def
3. Press ▲ or ▼ until reaching the
parameter “/ 5”.
▼
5. Press ▲ or ▼ to change value to
def
desired setting: “0” for Celsius (°C) or
▼
“1” for Fahrenheit (°F).
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. Note! All values
will automatically convert to new scale. No
conversion is required.
dt1 End defrost temperature, evaporator °C/°F F -50 200
dP1 Maximum defrost duration, evaporator min F 1 250
d6 Display on hold during defrost - C 0 2
For Case
Specific
Defaults
See Serial
Label
Located
Near
Electrical
Access
On Your
Case.
For
Additional
Technical
Information
Call
Structural
Concepts
Technical
Service
Dept. at
1(800)
433.9489
dd Dripping time after defrost min F 0 15
d/1 Display of defrost probe 1 °C/°F F - -
* Unit Of Measure
35
Page 36
36
Page 37
SCC TECHNICAL SERVICE CONTACT INFORMATION & STARBUCKS LIMITED WARRANTY
STRUCTURAL CONCEPTS CORPORATION
TECHNICAL SERVICE PHONE NUMBER: 1.800.433.9489
Starbucks Limited Warranty
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 ONLY to Starbucks Corporation in the United States, Canada, Mexico and Puerto Rico. Equipment sold elsewhere may carry
modified 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.
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 1.800.433.9489.
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 th e 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 may 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 compressor motor is one year parts and labor. A motor-compressor replaced during the
warranty shall not exceed manufacturer's current established wholesaler’s exchange price.
37
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