READ AND SAVE THESE INSTRUCTIONS
INSTALLATION & OPERATING
M O B I L E S E R I E S
MANUAL
OPEN REFRIGERATED SELF-SERVICE MERCHANDISER
PN 99503
CO4748R
Model CO4748R: 47 1/4”L* x 38 1/8”D x 50 1/8”H
CO4748RT: 47 1/4”L* x 38 1/8”D x 50 1/8”H
*Includes end panels.
CO4748RT shown with
Optional Security Cover
I:\Oper Manuals\Oasis\CO4748R_CO4748RT_99503.pub
Case shown with
Tray Slide System
888 E. Porter Road · Muskegon, MI 49441 Phone: 231.798.8888 Fax: 231.798.4960 www.structuralconcepts.com
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Rev Q Date: 5.18.2009
TABLE OF CONTENTS
OVERVIEW AND WARNINGS …………………..…………………..…….………..….....…..
CASE REMOVAL FROM SKID (LEVELERS OR CASTERS) …………………………………………….
INSTALLATION ……………………………………………………………………………..……….
NIGHT AIR CURTAIN OPERATING INSTRUCTIONS ………………………………..………..
OPTIONAL TRAY SLIDE SYSTEM (MODEL CO4748RT) ……………………………………..
START-UP AND OPERATION …….. …..….…………………...………...…...…….…………
MAINTENANCE ………...……………………………………………………..…….….…………..
REFRIGERATION FUNDAMENTALS …………….………………………………..………..…...
SERIAL LABEL & LOCATION / TECHNICAL INFORMATION / ADD’L INFORMATION ....…
TROUBLESHOOTING …..…………….……………………………………………...….………….
CLEANING SCHEDULE..…………………………………………………...………….……….….
CAREL® TEMPERATURE CONTROLLER: PROGRAMMING THE INSTRUMENT …….....
CAREL® TEMPERATURE CONTROLLER: USER INTERFACE DISPLAY & SUMMARY
TABLE OF ALARMS & SIGNALS …….…….……………………………………………………..
CAREL® TEMPERATURE CONTROLLER: SUMMARY TABLE OF OPERATING
PROCEDURES . ….….............................................................................................................
WARRANTY ………...……………………………………………………..…………….………..
TECHNICAL SERVICE …..…………………………………………………………..…….…..…
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4
5-6
7
8
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13-14
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OVERVIEW AND WARNINGS
OVERVIEW
• *The Structural Concepts® Oasis refrigerated service cases are designed to merchandise
packaged bakery products at 41°F or less product temperatures.
• 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
KEEP HANDS
CLEAR
WARNING
HOT
SURFACE
CAUTION
WARNING
Risk of Electric Shock.
Disconnect Power Before Servicing Unit
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.
WARNING
Evaporator Tray is Hot
CAUTION
Lamps have been treated to resist breakage and must be replaced with a
similarly treated lamp.
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CASE REMOVAL FROM SKID (LEVELERS OR CASTERS)
1. Removing Case Shipping Brackets That Are Attached To Skid
• Remove screws holding Case Shipping Brackets to skid.
• Remove Case Shipping Brackets from Skid.
• See illustrations below. Note: Shipping Brackets will vary in size, shape, material and location
depending upon case type and model.
Various Types Of
Case Shipping
Brackets
2. Remove Case (With Levelers) From Skid
• To prevent damage, support case while
sliding it toward edge of skid.
• When case is at edge of skid, carefully lower
to floor (so two levelers rest on floor).
• Carefully slide skid out from under case.
• After removal of case from skid, place into
position.
• Note:Illustration below reflects general
outline of sample case and does not reflect
any particular model or options).
Support
Carefully
Slide Skid
Out From
Under Case
case while
removing
from skid.
3. Remove Case (With Casters) From Skid
A. Place ramp up against skid (to allow case to
smoothly slide off from skid).
B. Maintain support of case at all times or center
of gravity may cause case to fall.
C. Unlock Casters. Slide unit to rear of skid.
Slide down ramp and off from skid.
• Note:Illustrations reflect general outline of
sample case and may not reflect your
particular model or options).
Support
case
while
sliding
down
ramp.
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Ramp
INSTALLATION
1. Merchandiser Set-Up
Self Contained refrigeration units.
• Remove rear grille and install the
manufacturer provided evaporator pan.
• Insure evaporator pan is plugged in re-
ceptacle inside base. Position pan under
PVC drain and on base frame.
• Install rear grille.
Evaporator Pan
Top View of Condenser
----- Front of Case -----
Evaporator Pan
Receptacle
Unit & Base
2. Ventilation and Clearance
It is recommended that Self-Contained
refrigerated cases maintain a airflow
clearance of approximately 6” at the rear to
12” in the front of the case. Obstruction or
restriction of air can void warranty.
Front
Grille
6”
12”
3. Removing Shipping Screws
Plastic glides are mounted to the unit base to assist in sliding the condenser out for access.
• Remove the front grill by removing the screws
located in each of the corners.
• Remove the shipping screws located at base
of condenser frame.
Shipping Screws
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INSTALLATION, CONTINUED
5. Merchandiser Start-Up
• To turn on the main power located behind
the front grille. Main power switch is on left
hand side of base. Replace front grille.
Merchandiser Start-Up Continued
Supply power will start evaporator coil fans, and the
compressor motor.
• From front of case, raise deck pans and check to
• Replace front grille by inserting screws in locations
• Check lighting.
• Light switch is in the interior of the case above and
Note: All 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 all of the plug
Main
Power
Switch
6. Use Butyl / Silicone To Adjoin Multiple Units
connections.
Warranty will be voided if improper sealant is used. Lay a
generous bead of caulk/sealant as specified below.
• Use Industrial grade butyl caulk on all areas not visible.
• Use industrial grade silicone sealant on visible
• Form Two (2) Caulk/Sealant Lines
: Sanitation and
areas.
Refrigeration (see illustration below).
• Caulking/sealing tub prevents air from escaping thru
seams between cases (which may cause condensation
problems and reduced refrigeration efficiency).
• Caulking/sealing also prevents water from seeping
between cases to the floor.
• Note
: Place thicker bead of caulk around drain.
see that the coil fans are all functioning properly.
provided.
to the right side of the top shelf.
7. Bolting Adjoined Units
Units to be secured together indicated below.
Level and align as necessary.
• Bolt Holes are at 8 locations:
• Use 1/4-20 x 1” bolts and nuts for holes 1-4.
• Use #8-32 x .37” bolts and nuts for holes 5-8.
• Remove deck pan assembly to access holes
2, 3, & 4.
• Before fully reassembling components, leakcheck case-to-case joint by pouring water on
seam.
Refrigeration
Caulk Line
Refrigeration
Caulk Line
Sanitation
Caulk Line
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1
2
4
3
5
6
7
8
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