| READ AND SAVE THESE INSTRUCTIONS   PN 99331   OPERATING MANUAL   SERVICEREFRIGERATEDCANDYMERCHANDISER Model RCG4848R 48”L* x 38 1/8”D** x 47 1/4”H   Model RCG5948R 56”L* x 38 1/8”D** x 47 1/4”H   Model RCG7748R 77”L* x 38 1/8”D** x 47 1/4”H   *Includes end panels.   **Without Package Ledge or Cutting Board   R Rev B Date: 5.15.2006   1 Download from Www.Somanuals.com. All Manuals Search And Download.   OVERVIEW AND WARNINGS   OVERVIEW   • • • *The Structural Concepts Renaissance refrigerated service cases are designed to   merchandise packaged candy products at 65° at 55% RA 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   Risk of Electric Shock.   Disconnect Power Before Servicing Unit   WARNING   ELECTRICAL   HAZARD   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   KEEP HANDS   CLEAR   WARNING   Evaporator Tray is Hot   WARNING   HOT   SURFACE   CAUTION   Lamps have been treated to resist breakage and must be replaced with a   similarly treated lamp.   R 3 Download from Www.Somanuals.com. All Manuals Search And Download.   SET-UP   Merchandiser Set-Up   • • Mobile Units (Cases with Casters)   For your safety, the equipment is fur-   nished with a properly grounded cord   connector. Do not attempt to defeat the   grounded connector.   • Plug cord into a certified electrical outlet   with ground.   • Stationary Units   • • • • • Self-contained refrigeration.   Note: Servicing to be accomplished by   refrigeration / electrical contractor.   Removing the rear grill will expose ac-   cess to the a 3” service opening in the   base adjacent to a junction box.   Electrical 120v leads are provided in the   junction box.   Rear Grill   Remote refrigeration system.   Note: Servicing to be accomplished by   refrigeration / electrical contractor.   Removing the rear grill will expose ac-   cess to the a 3” service opening in the   base adjacent to a junction box.   120v Electrical leads are provided in the   junction box.   Refrigeration stub up connections are   provided inside the case, from the rear   and in back of the electrical box.   To facilitate maintenance see electrical   section for electrical box removal.   • • Evaporator Stub   3” Service Access   • R 4 Download from Www.Somanuals.com. All Manuals Search And Download.   START-UP AND OPERATION   Raise the Curved Glass   Front Curved Glass   Lift Handle   • To raise the front curved glass, grab the lift   handle extrusion on the bottom edge of the   front curved glass and lift up.   Coil Fan   • Gas cylinders hold the glass open for hands   free access to the interior of the case.   Deck Pan   Register   Merchandiser Start-Up   • Turn on the main power. Switch is on the   control panel at the rear left hand side of   base. Supply power will start evaporator coil   fan(s), the front fan and the evaporator/   condensate pan. It will supply power to the   light switch and thermostat, (self-contained   units).   Front Fan   • • From the front of the case, raise the deck   pans and check to see that the coil fans are   all functioning properly.   On the top of the front panel a register di-   rects air flow provided by the front fans,   (front air flow is to prevent condensation   from forming on the curved glass). Check   across the top of the front panel to see if air   is discharging across the entire front of the   case.   • Turn on the lights. Light switch is in the rear   control panel. 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 race-   way plugs. The lighting is wired in series so   all lights must be plugged in or recepta-   cles capped in order for the case to light.   Lights   Main Power   Condenser Warning Light   Thermostat   R 5 Download from Www.Somanuals.com. All Manuals Search And Download.   MAINTENANCE FUNDAMENTALS   • Preventive Maintenance should be per-   formed every 30 days unless conditions   warrant a more frequent replacement   cycle.   Air Filter   Air Filter   • • Magnetic strips attached to the filter adhere   the filter to the rear grill.   The nylon mesh filter can be cleaned by rins-   ing thoroughly with water against the air flow   direction. A mild detergent removes smoke/   grease stains.   Rear Ledge Removal   • • • Pull ledge back to stops.   Rotate down to the vertical position.   From the shelf’s lowered position (as indi-   cated at right), lift from bottom edge upward   to disengage shelf track from bracket.   Front Panel Removal   • Refer to front fan access in the electrical   fundamentals.   Under Case Cleaning   • • • Note: Refer to Evaporator Pan Access/   Removal in electrical fundamentals.   Remove rear grill, use a vacuum with a hose   attachment to clean under the case.   Under case cleaning is accessible by had or   1 1/2 inch diameter cleaning tool such as a   vacuum hose.   Light Fixture   Light Socket   Lamp Pins   R 6 Download from Www.Somanuals.com. All Manuals Search And Download.   MAINTENANCE FUNDAMENTALS   Shelf Assembly Removal   • • Raise the front curved glass.   Remove and carefully set aside glass or wire   shelves.   Cap   Plug   • • • • For lighted shelving, unplug the light cord   and detach from the rear shelf support.   Slide light assembly back to unlock, then ro-   tate up to separate from brackets.   Slide rear support back to unlock and rotate   up to separate from brackets.   Remove brackets. Note, it may be neces-   sary to remove the nylon shipping   bracket retainer. Pliers will be required to   accomplish this task.   Receptacle   Bracket Retainers   Light Fixture   Glass Shelves   Removal of lamp:   • Rotate lamp (1/4 turn) either direction to dis-   engage (upper or lower) pins/contacts from   lamp mounting sockets.   • Remove bulb buy applying even pressure   from the back side at the bulb ends and pull-   ing the remaining contact from the sockets.   Installation of lamp:   Light Assembly   Shelf Brackets   • Align pins with slot.   • Insert pins into socket by rotating the bulb   1/4 turn to secure either the (upper or lower)   pined contacts into the sockets.   Rotate the remaining bulb contacts (1/4 turn)   into the remaining lamp mounting socket   contacts.   Rear Shelf Support   Rear Doors   • Removing the Rear Doors   • Note: Doors are not interchangeable.   There is an inner and outer door. The outer   must be removed first and replaced last.   The outer door, is the right hand door (from   the service side or rear of the case). It can   be identified by a stop located at the lower   right hand corner to the inside of the case.   Move the doors toward the center of the   case.   • • • Individually lift each door up toward the top   of the case and pivot the bottom of the door   out.   • Reverse to install.   R 7 Download from Www.Somanuals.com. All Manuals Search And Download.   ELECTRICAL FUNDAMENTALS   Warning, disconnect power before providing   maintenance and service to unit.   Ballast Access/Removal   • Assembly or disassembly and servicing   to be accomplished by licensed electrical   contractor.   • • Remove the rear grill by removing the six   screws located on both sides of the grill.   Remove the control panel by removing the   three remaining screws located on the right   side of the panel.   • • Release quick disconnect from wire har-   ness.   Remove two nuts from both end mounting   flanges.   Rear Grill   Ballasts   Control Panel   Electrical Box Access/Removal   • Assembly or disassembly and servicing   to be accomplished by licensed electrical   contractor.   • • Remove the rear grill by removing the six   screws located on both sides of the grill.   Remove the control panel by removing the   three remaining screws located on the right   side of the panel.   • Remove the electrical box by removing the   four screws located inside and at the top of   the box.   Elect. Box Screws   Evaporator Pan Access/Removal   • Assembly or disassembly and servicing   to be accomplished by licensed electrical   contractor.   • • • • • • Turn off main power and allow evaporator   pan to cool.   Remove the rear grill by removing the six   screws located on both sides of the grill.   Check temperature of pan prior to han-   dling.   Withdraw evaporator pan from the right side   behind electrical box.   Disconnect evaporator pan power cord from   receptacle at the pan.   Empty evaporator pan contents into a suit-   able container.   Evaporator Pan   R 8 Download from Www.Somanuals.com. All Manuals Search And Download.   ELECTRICAL FUNDAMENTALS   Warning, disconnect power before provid-   ing maintenance and service to unit.   Coil Fan   Evaporator Fan Access   • • Raise the front curved glass.   Shelving can be removed to facilitate main-   tenance   Deck Pan   • Turn off the electrical power at main   power switch if servicing fans.   • • Remove deck pans to access coil fans.   Remove mounting screws from fan assem-   bly to separate fan from shroud.   Front Condensate Fan   Lower Front Panel   Upper Front Panel Assy.   Fan Shroud Rear Flange Screws   R 9 Download from Www.Somanuals.com. All Manuals Search And Download.   ELECTRICAL FUNDAMENTALS   Warning, disconnect power before providing   maintenance and service to unit.   Bracket Screws   Front Fan Access   The front fans supply air flow to the top of the   front panel louvers. This air flow is to eliminate   any condensation formed on the face of the   curved glass.   • Fan/s are located behind the front panels.   • Turn off the main electrical power at   main power switch if servicing fans.   • Remove the lower front panel.   • Remove screws from the lower flange at   the base of the unit.   • Remove screws from the upper flange   of the lower front panel, located behind   the lower edge of the upper front panel.   • Remove the upper front panel.   • Remove screws from the lower flange of   the plenum at the base of the unit.   Remove screws from the front panel   support brackets.   • Plenum Screws   Lower Front Panel Screws   • • Raise the front curved glass.   From inside the case remove screws   from the upper edge only of the deck   support & glass stop.   Deck Support & Glass Stop Screws   • • Pull entire assembly forward and care-   fully set aside.   Remove mounting screws from fan as-   sembly to separate fan from shroud.   R 10   Download from Www.Somanuals.com. All Manuals Search And Download.   REFRIGERATION FUNDAMENTALS   Temperature Settings   • Assembly or disassembly and servicing   to be accomplished by licensed   electrical / refrigeration contractor.   The case temperature is set at the factory,   as determined by the case size.   The temperature can be controlled by a   manual thermostat. Switch is on the control   panel rear right hand side of base.   • • • If a temperature setting change is required,   rotate the control in the desired direction   and monitor the thermometer for the   corrected air temperature change.   Condenser Frame   Rear Grill   Refrigeration: Access, Connections &   Servicing   • Assembly or disassembly and servicing   to be accomplished by licensed   refrigeration contractor.   • • • Service connections are located on the   compressor / condenser assembly.   Refrigerant lines are flexible to facilitate   rear access maintenance to condenser.   Plastic glides are mounted to the unit base   to assist in sliding the condenser out for   access.   Stiffener   Filter   • • Remove the rear grill by removing the six   screws located on both sides of the grill.   Remove structural stiffener by removing the   four screws located on at bottom edge of   the base.   • Withdraw the unit using pull flanges on   condenser frame.   R 11   Download from Www.Somanuals.com. All Manuals Search And Download.   TECHNICAL DATA   Electrical Ratings   RCG4848R   RCG5948R   RCG7748R   Self-Contained   Incoming Supply   Min. Circuit Amps   Amps   120/1/60   15.0   120/1/60   15.0   120/1/60   15.0   7.32   7.32   8.32   Watts   878   878   998   Hook-Up   Leads or Cord w/ Leads or Cord w/   Nema L5-15 P Nema L5-15 P   Leads or Cord w/   Nema L5-15 P   Electrical Controller   Electrical Control- Electrical Control-   Electrical Controller   ler   ler   Lighting   RCG4848R   4 RCG5948R   4 RCG7748R   4 Lamp Quantity   Lamp Type   F25 T8   F32 T8   F40 T8   Refrigeration   RCG4848R   RCG5948R   RCG7747R   Self-Contained   Compressor, RLA   Refrigerant   2.8   2.8   2.8   R134A   14.58   R134A   18.03   R134A   23.67   Display Space (Ft³)   BTUH @ 20°   1560   1560   1560   Condensate Evap.   120V/300W   120V/300W   120V/300W   Control Settings   Mechanical   Control Settings   Thermostat   Mechanical Settings   Pressure Settings – S/Contained   Differental   Thermostat Settings   Set Point   Diferential   50   Minimum   60   High Side Cut-In   Superheat   260   8-10   R 12   Download from Www.Somanuals.com. All Manuals Search And Download.   ILLUSTRATED PARTS BREAKDOWN   1 2 3 22   4 21   20   5 6 19   18   17   7 16   8 15   9 14   13   10   12   11   R 13   Download from Www.Somanuals.com. All Manuals Search And Download.   ILLUSTRATED PARTS BREAKDOWN   23   24   35   34   33   25   26   27   28   32   31   30   29   R 14   Download from Www.Somanuals.com. All Manuals Search And Download.   PARTS LIST   1 2 Curved Glass   End Panel Full   18 Rear Rack Support   19 Bulb Seal   3 4 5 6 7 8 9 End Panel Mirror   Lift Handle   20 Clam Shell Assembly   21 Thermometer   Shelf Light   22 Glass or Wire Shelf   23 Rear Door, Right   24 Rear Door, Left   25 Ledge Hinge   Lamp   Deck Pan   Bumper Insert   Bumper End Cap   26 Evaporator Pan   27 Ballasts   10 Lower Front Panel   11 Front Air Chute   12 Front Panel   28 Control Panel   29 Rocker Switch   30 Thermostat   13 Front Fans   14 End Panel Cutaway   15 Fan Motor, Evaporator   16 Insulated End Glass   17 Shelf Bracket   31 Electrical Panel Plexi Cover   32 Magnetic Filter   33 Rear Grill   34 Lower Rear Stiffener   35 Package Ledge   R 15   Download from Www.Somanuals.com. All Manuals Search And Download.   TROUBLESHOOTING   Product is Drying Out   Water on the Floor   Check the relative humidity in the store.   Check that all of the hoses are connected.   Check that the drain trap is free of debris.   Is the evaporator pan positioned correctly under drain.   Is the evaporator pan plugged in and heating properly.   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.   Excessive Fan Noise   System is not Operating   Check that the MAIN power switch is on.   Check the circuit breaker box for tripped circuits.   Check that the fans are plugged in at the fan shroud.   Determine if there is ice build up blocking the fan.   Fans Not Working   Case Lights Not Working   Check bulbs for proper installation and connection.   Check for burned out bulbs.   Clean dirt and dust from the bulbs to prevent flickering.   Check that the coil fans are working.   Not Holding Temperature   Check that the discharge 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 air-   conditioning vent.   Case temperature will rise during defrost mode but will return   to normal. Proper product temperature will be maintained.   Is case located near front doors.   Condensing Unit Not Operat- Check that the power is turned on.   ing (self contained unit).   R 16   Download from Www.Somanuals.com. All Manuals Search And Download.   WIRING DIAGRAM RCG(48/59)48R SELF CONTAINED   R 17   Download from Www.Somanuals.com. All Manuals Search And Download.   WIRING DIAGRAM RCG(48/59)48R REMOTE   R 18   Download from Www.Somanuals.com. All Manuals Search And Download.   WIRING DIAGRAM RCG 7748R SELF CONTAINED REFRIGERATION   R 19   Download from Www.Somanuals.com. All Manuals Search And Download.   WIRING DIAGRAM RCG 7748R SELF REMOTE   R 20   Download from Www.Somanuals.com. All Manuals Search And Download.   CLEANING SCHEDULE   Cleaning   Daily Weekly Monthly   Task   The acrylic must be cleaned with a mild   soap and water solution and a soft cloth,   (Never use a household cleaner on   acrylic).   Clean Case Exterior   X X Clean outside surface of front curved glass   with a household or commercial glass   cleaner.   Clean wood, laminate and painted surfaces   with a mild soap and water solution and a   soft cloth .   X X Remove rear grill. Clean under case with a   vacuum. Use caution when removing   evaporator pan. Pan my be hot.   Clean Case Interior   X X X Clean inside surface of front curved glass,   glass shelves and mirrors with a household   or commercial glass cleaner.   The acrylic must be cleaned with a mild   soap and water solution and a soft cloth,   (Never use a household cleaner on   acrylic).   Remove the decks and clean with soap   and water.   Vacuum tub under deck. Clean with soap   and water. Wipe dry with clean cloth.   X X Keep drains clean and free of debris which   could clog the drain and rob the case of   needed refrigeration.   Warning: lowering the front glass with   fingers or items inside top cap can   cause serious injury or damage to case.   Raise the front curved glass. Clean inside   the cavity at both ends of the hinged top   cap with a mild soap and water.   X (Self contained Units)   X Remove the rear grill air filter and clean   rinsing thoroughly with water against air   flow direction. A mild detergent removes   smoke and grease.   R 21   Download from Www.Somanuals.com. All Manuals Search And Download.   CLEANING SCHEDULE   Cleaning   Annually   Task   Clean the condenser coil.   Using air pressure if available, or 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.)   Clean Condensing Coil   (Self contained Units)   X R 22   Download from Www.Somanuals.com. All Manuals Search And Download.   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; 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 con-   sent.   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 CONSE-   QUENTIAL 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 manu-   facturer 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 HERIN ARE IN LIEU OF ALL WARRANTIES, EXPRESS, IMPLIED, STATUTOTY, 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 extend 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 he 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 Pur-   chaser shall be effective unless in writing nor operate as a waiver of any other breach of the same term thereafter. SCC shall not lose nay 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 Agree-   ment 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 representa-   tives, 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) the model and serial code number of the 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 cir-   cumstances 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 de-   fect.   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 ahs not been operated in accordance with the manufacturer’s recommenda-   tions 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.   R 23   Download from Www.Somanuals.com. All Manuals Search And Download.   TECHNICAL SERVICE   TECHNICAL SERVICE DEPARTMENT   1.800.433.9489   R 24   Download from Www.Somanuals.com. All Manuals Search And Download.   |