Structural Concepts MOT4048RSS.5197 Installation Manual
READ AND SAVE THESE INSTRUCTIONS
INSTALLATION &
M O B I L E S E R I E S
MULTI-PURPOSE SELF-SERVICE REFRIGERATED ISLAND MERCHANDISER
OPERATING MANUAL
MOT4048RSS.5197
PN 20-09455
Model
Front View
Model
MOT4048RSS.5197
Rear View
888 E. Porter Road · Muskegon, MI 49441 Phone: 231.798.8888 Fax: 231.798.4960 www.structuralconcepts.com
I:\Oper Manuals - PUB\Oasis\MOT4048RSS-5197_20-09455.pub
Model MOT4048RSS.5197……………………..…...50”L* x 45”D x 48 1/4”
* Includes end panels.
Rev A Date: 11.18.2011
TABLE OF CONTENTS
OVERVIEW / NSF® TYPE / COMPLIANCE / WARNINGS / PRECAUTIONS / WIRING ……........…..
CASE REMOVAL FROM SKID (LEVELERS OR CASTERS) …………………………..………………..
START-UP: CORD / MAIN POWER SWITCH / TEMPERATURE CONTROLLER ACCESS ...………
START-UP, CONTINUED: CHECKING AIRFLOW UNDER DECKING …………………………………
START-UP, CONTINUED: AVOID BLOCKING AIR DISCHARGE [H ONEYCOMB] & AIR RETURN.
REFRIGERATION FUNDAMENTALS: FRONT GRILLE REMOVAL / THERMOMETER
LOCATIONS / HONEYCOMB AIR DIFFUSER ...……………………………………....…………………..
REFRIGERATION FUNDAMENTALS, CONTINUED: REFRIGERATION UNIT ACCESS /
ILLUSTRATED PARTS BREAKDOWN ………….…….……………………………..………………..…...
SERIAL LABEL INFORMATION & LOCATION ...………..………………………………………………..
PREVENTIVE MAINTENANCE - HONEYCOMB AIR DIFFUSERS [SERVICE TECHNICIANS
ONLY] …………………………………………………………………………………… ………… … ………...
TROUBLESHOOTING [TO BE PERFORMED BY TRAINED SERVICE PROVIDERS ONLY] ………
GENERAL CLEANING [TO BE PERFORMED BY STORE PERSONNEL UNLESS NOTED
OTHERWISE] ……………………………………………………………………..…………………. ………...
CAREL® TEMPERATURE CONTROLLER INFORMATION ………………………..……………………
TECHNICAL SERVICE CONTACT INFORMATION & WARRANTY INFORMATION ………….…..…
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13-15
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OVERVIEW / NSF® TYPE / COMPLIANCE / WARNINGS / PRECAUTIONS / WIRING - PAGE 1 of 2
OVERVIEW
These Structural Concepts merchandisers are
designed to merchandise packaged products at 41 °F
[5 °C] or less product temperatures.
Cases should be installed and operated according to
this operating manual’s instructions to insure proper
performance.
Improper use will void warranty.
NSF® TYPE
This unit is designed for the display of products in ambient
store conditions where temperatures and humidity are
maintained within a specific range.
For NSF® Type 1 Conditions (this case): ambient
conditions are to be at 55% maximum humidity and
maximum temperatures of 75 °F [24 °C].
This equipment MUST be installed in compliance with
all applicable NEC, federal, state and local
electrical and plumbing codes.
COMPLIANCE
Performance issues when in violation of applicable
NEC, federal, state and local electrical and plumbing
codes are not covered by warranty.
See below compliance guideline.
WARNINGS
This page contains important warnings to prevent
injury or death.
Please read carefully!
PRECAUTIONS and WIRING DIAGRAMS
See next page for PRECAUTIONS and WIRING
DIAGRAM information.
COMPLIANCE
WARNING
ELECTRICAL
HAZARD
WARNING
KEEP
HANDS
CLEAR
WARNING
HOT
SURFACE
WARNING
Risk of electric shock. Disconnect power before servicing unit.
CAUTION! More than one source of electrical supply is
employed with units that have separate circuits.
Disconnect ALL ELECTRICAL SOURCES before servicing.
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
Condenser Pan is Hot!
Disconnect and allow to cool
before cleaning or removing from case.
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OVERVIEW / NSF® TYPE / COMPLIANCE / WARNINGS / PRECAUTIONS / WIRING - PAGE 2 of 2
PRECAUTIONS
Following are important precautions to prevent
damage to unit or merchandise.
Please read carefully!
See previous page for specifics on OVERVIEW, NSF
TYPE, COMPLIANCE and WARNINGS.
CAUTION! GFCI BREAKER USE RECOMMENDATION
If N.E.C. (National Electric Code) or your local code
requires GFCI (Ground Fault Circuit Interrupter) protection,
the use of a GFCI breaker
CAUTION
Performance issues caused by adverse conditions are NOT covered
CAUTION! ADVERSE CONDITIONS / SPACING ISSUES
by warranty.
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 will increase noise level.
Whisper Cool compressor blanket or remote unit may resolve noise
level issues.
Keep at least 8-inch clearance above unit for air discharge
(self-contained units only).
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.
is strongly recommended.
CAUTION! CHECK EVAPORATOR PAN POSITION AND PLUG
Water on flooring can cause extensive damage!
Before powering up unit, check the following:
Evaporator pan MUST BE positioned directly under condensate drain.
Evaporator pan plug MUST BE securely plugged into receptacle.
WIRING DIAGRAM FORMAT & LOCATION
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.
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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.
5
Ramp
START-UP: CORD / MAIN POWER SWITCH / TEMPERATURE CONTROLLER ACCESS
1. Merchandiser Start-Up
Plug cord into a certified electrical outlet with
ground.
Turn on main power switch at center rear of
case (as shown in below-left photo).
Supply power will start evaporator coil fans
and the compressor motor.
From the front of the case, raise the deck
pans and check to see that the evaporator
coil fans are all functioning properly (see
next page).
When the case is in a start up mode (or has
been idle for a long period of time), the unit
will require approximately 30 minutes
runtime in order to pull down temperature.
Temperature Controller
Side of Case
Refrigeration Package
Side of Case
2. Temperature Controller Access
Assembly or disassembly and servicing to
be accomplished by licensed electrical /
refrigeration contractor.
Temperature control module is located on
the electrical box.
Electrical box is at center-rear of case (as
shown below-left).
For temperature setting changes, refer to the
Carel™ temperature controller section of this
operating manual.
View of Temperature
Controller Side of Case
Temperature Controller
Main Power (Rocker) Switch
ON
OFF
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