Rear Roll-in Dairy
Contents
1. Unplug the shelf connector from its socket 2 Remove light bars from the canopy 2 Replace with the appropriate Hussmann 3 Remove the screws that secure the lamp LED light bar panel 4 Grasp the lamp panel at its front edge and carefully pull down It will swing freely from its hinged rear edge 5 Replace power supply and reassemble parts in reverse order 6 Reconnect the electrical power Shelf Light Plug Shelf Light Receptacle REPLACING LED POWER SUPPLIES The LED power supplies for canopy lights and shelf lights are located at the top of the mer chandiser inside the canopy Power Supply 6 ft amp 8 ft L IL_JL JIC IT LH Shelves RH Shelves Canopy 12 ft II LH Shelves Center Shelves RH Shelves Canopy Canopy and Shelf LED Power Supply Arrangement HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Medium Temperature Excel 6 4 SERVICE REPLACING FLUORESCENT LAMPS Fluorescent lamps are furnished with moisture resistant lamp holders shields and end caps Groove Whenever a fluorescent lamp is replaced be eng Cap certain to reinstall the lamp shields and end caps The switch in the canopy operates both the canopy and the shelf lamps Plastic Shield Fluorescent Lamp y IMPORTANT AN Always replace lamp holders and end caps SN with Hussmann lamp holders and end caps Use of non Hussmann parts may result in End Cap poor electrical contact and short lamp2. avoid adverse refrigeration performance OPTIONAL SHELVING Product display shelving lighted or unlighted may be added to these cases with the addition of shelf support kits These modular kits may be installed in the entire length or any 4 ft 1219 mm section Shelf Supports Two optional shelf support types are available The stub shelf supports attach to the top coil package for one or two rows of shelves The other shelf supports are 60 in 1524 mm tall bolted to the floor and support up to four rows of shelves An 8 ft 2438 mm merchandiser has two col umns of shelves a 12 ft 3658 mm merchandiser has three columns of shelves Shelves Optional shelving is available in 20 in 508 mm 22 1n 559 mm and 24 in 610 mm size If using more than one size shelf in a column the smallest shelf must be the highest Medium Temperature Excel 4 2 START UP OPERATION ACCESSORIES DO NOT BLOCK HONEYCOMB Various display arrangements can be achieved by through combinations of shelves and INSTALLING FDA NSF REQUIRED mobile dairy carts These carts are designed for quick loading maneuverability and sales tl appeal After loading the carts glide into the E case from the rear They can be positioned under optional shelving Do not use non approved shelving baskets display racks or any accessory that could hamper air curtain performance Consult your Hussmann representative when in doubt about the
3. effects of third party accessories x LOAD LIMITS l l l l l l l l l l l l l Shelf life of perishables will be short if load limit is violated AT NO TIME SHOULD CASES BE STOCKED BEYOND THE LOAD LIMITS INDICATED l Load Limit l l l l l l l l l l l l l l l l l THERMOMETER The following pages provide the same informa tion that ships with the thermometer This requirement does not apply to display refrigerators intended for bulk produce refer to page 1 1 Please note that the tape cannot be exposed after installation P N 0485219_B U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 WWW HUSSMANN COM P N 0485219 B 4 3 Th iS is a n N S F amp Suggested Mounting Locations in Single Deck Glass Front U S F DA F ood C ode Impact Merchandisers R eq u red Package Guard Thermometer bids Thermometer Hussmann Part TM 4911251 E a im vu Hussmann Corporation e 12999 St Charles Rock Road e Bridgeton MO 63044 2483 U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 e www hussmann com 2007 Hussmann Corporation d Double Stick Tape a nside End Panel Shelf Price Tag Molding Return Air Grille Flexible Plastic Fits in Price Tag Moldings Suggested Mounting Locations in Multi deck Merchandisers Hussmann P N 0429971 C 10 2007 HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Medium Temperature
4. fan plenum 1 4 in 32 mm from either end of the merchandiser It is the responsibility of the installing contractor to supply and connect drip pipe external to the case External drip pipe may be flexible or rigid d Waste Outlet at End AN connect drip pipe here INSTALLING DRIP PIPING Poorly or improperly installed drip pipes can seriously interfere with the merchandiser s operation and result in costly maintenance and product losses Please follow the recommenda tions listed below when installing drip pipes to ensure proper installation 1 Never use drip piping smaller than the nominal diameter of the piping inside the merchandiser 2 When connecting drip piping the water seal must be used as part of the drip piping to prevent air leakage or insect entrance Never use two water seals in series in any one drip pipe DOUBLE WATER SEALS IN SERIES WILL CAUSE AN AIR LOCK AND PREVENT DRAINING 3 Pitch the drip piping in the direction of flow There should be a minimum pitch of 1 4 in per ft 20 mm per 1m HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A 4 Avoid long runs of drip piping Long runs make it impossible to provide the pitch necessary for good drainage 5 Provide a suitable air break between flood rim of the floor drain and out let of drip pipe To meet code on low base cases 1t may be necessary to install a field supplied drip pipe reducer An alternative 1s to cut
5. life REPLACING LAMP HOLDERS AND END CAPS The Impact lamp holder is designed to snap into the sheet metal of the case The lamp holder has a locking nub which fits inside the groove of specially designed end caps Lamp Holder P N 0485219 B U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 0485219 B 6 5 REPLACING BALLASTS Canopy and Shelf Lamp Ballasts These ballast are located at the top of the case inside the canopy The switch in the can Remove Screws Ge 3 on 8 ft merchandiser 4 on 12 ft merchandiser E opy operates both the canopy and the shelf w lamps The rail lamp has a separate switch 1 DISCONNECT POWER TO THE CASE Bam 2 Remove fluorescent lamps from the cano by 3 Remove the screws that secure the lamp panel Remove Front Lamp Assembly to Access Screws 4 Grasping the light panel at the area where the top of the panel and the top of the case meet pull back and down until the panel swings freely 5 Replace ballast and reassemble parts 1n reverse order 6 Reconnect the electrical power NOTE Access to Canopy and Shelf Ballasts The ballast are in sequence from the left hand end of the case facing front as follows Farthest left bottom shelf ballast then center shelf or shelves top shelf first row canopy and last is second row canopy 6 ft amp 8 ft L IL IL JL j LH Shelves RH Shelves 12
6. the last section of drip pipe at an angle 6 Prevent drip pipes from freezing A Do NOT install drip pipes in contact with uninsulated suction lines Suction lines should be insulated with a nonabsorbent insulation material B Where drip pipes are located in dead air spaces such as between cases or between a case and a store wall provide means to prevent freezing SEALING SPLASHGUARD TO FLOOR Stainless steel splashguards may be sealed to the floor using a vinyl cove base trim The size of trim needed will depend on how much the floor 1s out of level To install the trim to the splashguard 1 Remove all dirt wax and grease from the area of the splashguard where adhesion will be necessary This is to ensure a good and secure installation 2 Apply a good contact cement to the cove trim and allow proper drying time according to the directions supplied with the cement Medium Temperature Excel 3 2 DRIP PIPING AND SPLASHGUARDS 3 Install the trim to the splashguard so that it is lying flush with the floor The Cove Trim may be sealed to the floor using a silicone sealer SCH ESCH m enn LE KA Le ana amn E ima man EUN Tha mw me Za Lm aam Splashguard Cove Trim Apply Cove Base Trim to Splashguard P N 0485219 B U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 0485219 B 4 1 START UP OPERATION START UP See the spec
7. ALING CAUSING LEAKS AND POOR PERFORMANCE Do Remove the product and all loose debris to avoid clogging the waste outlet Store product in a refrigerated area such as a cooler Remove only as much product as can be taken to the cooler in a timely manner First turn off refrigeration then disconnect electrical power e Sweep the floor of the case Thoroughly clean all surfaces with soap and hot water DO NOT USE STEAM OR HIGH WATER PRESSURE HOSES TO WASH THE INTERIOR THESE WILL DESTROY THE CASES SEALING CAUSING LEAKS AND POOR PERFOR MANCE Take care to minimize direct contact between fan motors and cleaning or rinse water Rinse with hot water but do NOT flood NEVER INTRODUCE WATER FASTER THAN THE WASTE OUTLET CAN REMOVE IT Allow cases to dry before resuming operation Wipe down lighted shelves with a damp sponge or cloth so that water does not enter the light channel DO NOT USE A HOSE OR SUBMERGE SHELVES IN WATER Wipe dry After cleaning is completed turn on power to the merchandiser Medium Temperature Excel 5 2 MAINTENANCE CLEANING HONEYCOMB ASSEMBLIES Upper Honeycomb Lower Honeycomb Honeycombs should be cleaned at least every starting at one lower end of the honeycomb six months Dirty honeycombs will cause cases use a needle nose plier to carefully compress to perform poorly The honeycombs may and lift a corner Work along the edge a few be cleaned with a vacuum cleaner Soap and cells a
8. Excel 4 4 START UP OPERATION Important Please read This thermometer is provided in response to United States Food and Drug Administration US FDA Food Code http www fda gov and National Sanitation Foundation NSF ANSI Standard 7 http www nsf org Each installation will be different The thermometer may need to be depending on how the unit is moved several times to find the stocked shopping patterns in the warmest location Mounting options department and ambient conditions include flexible plsatic for price tag of the store The suggested locations molding application magnet provided herein are possible applied to back of flexible plastic for locations It is the responsibility of steel end wall and double stick the purchaser user to determine tape Tape must not be exposed the location with the food storage after installation area of the unit that best meets the code requirements above Questions about either code should be addressed to local agencies or other appropriate officals Keep with merchandiser or give to store manager DO NOT DESTROY P N 0485219 B U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 WWW HUSSMANN COM P N 0485219 B 5 1 MAINTENANCE CARE AND CLEANING Long life and satisfactory performance of any equipment is dependent upon the care it receives To ensure long life proper sanita tion and minimum maintenance costs these cases should be thoroughly cl
9. HUuSSmmnmn Excel Rear Roll in Dairy Medium Temperature Free Standing or Suspended Merchandisers Installed in Walk in Cooler Exterior Walls Installation amp Service Manual Shipped With Case Data Sheets IMPORTANT P N 0485219 B Keep in store for future reference dy spanish 0532258 MANUAL I O EXCEL REAR ROLL IN DAIRY French 0532259 P N 0485219 B TABLE OF CONTENTS INSTALLATION DRIP PIPING AND SPLASHGUARDS INSECCOPUDCOUOn ord ae Rd RD l 1 Waste Outlet sod iuh re pedes 3 Model Description l 1 Installing Drip Piping 3 1 TIO CAT OM 9a wr wd ves stro o aec du l 1 sealing Splashguard to Floor 3 shipping Damage u s nn aesan IDN Exterilor Loading e EE EE 1 2 Merchandiser Ends 1 2 START UP OPERATION Shipping Braces 0005 1 2 10 ea ee ee 4 IE ppm 1 2 SOC qi EE 4 Installing D5XRRIS 1 3 Optional Shelving 4 Installing D5XRRI 1 5 JACCOSSORIOS s abit Sob eee ues eres 4 2 Rear Curtain Installation 1 5 PO AGS MARIUS ec du oiat yah ae ae ae ee 4 2 Joining Instructions 1 5 Installing FDA NSF Thermometer 4 2 Installing Partitions 1 5 MAINTENANCE REFRIGERATION ELECTRICAL Care and Cleaning 5 ISGIEISOEd DU i oiv edt dee e dte d 2 Cleaning Honeycomb Assemblies 5 2 Refrigerant Pipi
10. after the second third Do not reduce below the case suction line size e Merchandiser suction lines should enter at the top of the branch line M Suction Line Retum LIQUID LINE e May be reduced by one size after one half the case run load Do not reduce below the case liquid line connection size e Take offs to merchandiser liquid lines should exit the bottom of the branch liq uid line Provide an expansion loop for each evaporator take off minimum 3 in 76 mm loop Minimum Loop 3 in 76 mm SE Liquid Line Take Off Offtime Defrost 8 Ft Case 2438 mm 12 Ft Case 3658 mm 8 Ft Case 2438 mm 12 Ft Case 3658 mm T Liquid Line P N 0485219 B U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 0485219 B REFRIGERATION THERMOSTAT The bulb for the optional refrigeration thermostat is located approximately 2 in 51 mm in front of the coil and 6 ft 1829 mm from the right hand end facing front of the case The option al refrigeration thermostat is located 4 1 2 ft 1372 mm from the right hand end WARNING LOCK OUT TAG OUT To avoid serious injury or death from electri cal shock always disconnect the electrical power at the main disconnect when servicing or replacing any electrical component This includes but is not limited to such items as doors lights fans heaters and thermostats Opt
11. arrier for inspection within 15 days PZN WARNING _ Do NOT remove shipping braces until the merchandisers are positioned for installation Once unfastened NEVER LEAVE THE MERCHANDISER UNSUPPORTED OR UNATTENDED until it has been anchored P N 0485219_B EXTERIOR LOADING Do NOT walk on top of merchandisers or damage to the merchandisers and serious personal injury could occur THEY ARE NOT STRUCTURALLY DESIGNED TO SUPPORT EXCESSIVE EXTERNAL LOADING such as the weight of a person Do not place heavy objects on the case MERCHANDISER ENDS Ends for the DSXRRI and D5XRRIS rear load dairy models are shipped separately to be field installed after the merchandisers are installed in the cooler wall Refer to separate instructions shipped with the ends SHIPPING BRACES Move the merchandiser as close as possible to its permanent location and then remove all packaging Check for damage before discard ing packaging Remove all separately packed accessories such as kits and shelves The DSXRRI is top heavy and must be supported and moved with care at all times until it has been securely anchored It must be supported while it 1s being unfastened from the skid and when it is removed from the skid Once the skid has been unfastened never leave the merchandiser unsupported or unattended until it has been anchored U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 e WWW HUSSMANN COM P N 0485219 B LEVELING Merchan
12. disers must be installed level to ensure proper operation of the refrigeration system and to ensure proper drainage of defrost water When leveling merchandisers use a carpenter s level as shown Leveling shims are provided with each merchandiser for use if needed The shims are long enough to allow leveling of adjoining merchandisers at the same time using only one shim NOTES BEGIN LINEUP LEVELING FROM THE HIGHEST POINT OF THE STORE FLOOR f shimming two corners check to see if a shim is needed in the center of the case If a gap exists between the support rail of the case and the floor a shim should be placed in the center HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A N CAUTION Do not walk or put heavy objects on case Li Medium Temperature Excel 1 4 INSTALLATION INSTALLING DSXRRIS Overview Cantilevered I Beam The coil package must be suspended above the cooler wall opening from an adequate support structure It 1s imperative that both the meth od and the materials used to suspend the coil package be of sufficient strength to support the coil package Hanging Support Spacing Coil Minimum Number of Package 1 2 in dia 12 7 mm di Weight Threaded Drop Ib kg Rods Required 8 2438 485 220 12 3658 750 340 These models are designed for use with roll in carts or free standing unattached shelving DISCLAIMER These met
13. eaned all debris removed and the interiors washed down weekly The store floor will be the interior display area of the rear roll in dairy cases Since milk and other spillage will occur the floor should be cleaned and sanitized at least once each week When cleaning use caution to prevent water or other liquids from entering the fan vents on the interior side of the front assembly Exterior Surfaces The exterior surfaces must be cleaned with a mild detergent and warm water to protect and maintain their attractive finish NEVER USE ABRASIVE CLEANSERS OR SCOURING PADS WARNING Prevent injury ALWAYS SHUT POWER OFF during cleaning process Interior Surfaces The interior surfaces may be cleaned with most domestic detergents ammonia based cleaners and sanitizing solutions with no harm to the surface WARNING Product will be degraded and may spoil if allowed to sit in a non refrigerated area HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Do NOT Use e Abrasive cleansers and scouring pads as these will mar the finish e A hose on lighted shelves or submerge the shelves in water e Solvent oil or acidic based cleaners on any interior surfaces e Coarse paper towels on coated glass e Ammonia based cleaners on acrylic parts e A hose on rail lights canopy lights or any other electrical connection STEAM OR HIGH WATER PRESSURE HOSES TO WASH THE INTERIOR THESE WILL DESTROY THE CASES SE
14. ft II L IL JL II L IL JL LH Shelves Center Shelves RH Shelves Canopy HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Medium Temperature Excel 6 6 SERVICE REPAIRING ALUMINUM COIL The aluminum coils used in Hussmann cases may be easily repaired in the field Materials are available from local refrigeration wholesal ers Hussmann recommends the following solders Solders Aladdin Welding Products Inc P O Box 49510 7188 1300 Burton St Grand Rapids MI 49507 Phone 1 800 645 3413 Fax 1 800 645 3414 X Ergon 1570 E Northgate P O Box 2102 Irving TX 75062 Phone 1 800 527 9916 NOTE Hussmann Aluminum melts at1125 F 607 C Aladdin 3 in 1 rod at 732 F 389 C X Ergon Acid core at 455 F 235 C P N 0485219 B Technique l 2 Locate Leak REMOVE ALL PRESSURE Brush area UNDER HEAT Use PRESTOLITE TORCH ONLY Number 6 tip Maintain separate set of stainless steel brushes and USE ONLY ON ALUMINUM Tin surface around area Brush tinned surface UNDER HEAT thoroughly filling the open pores around leak Repair leak Let aluminum melt solder NOT the torch 9 Don t repair for looks Go for thickness 10 Perform a leak check 11 Wash with water 12 Cover with a good flexible sealant U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com Ze E ne X R NY i ee d To obtain warranty information ps e
15. hods of securing the coil package are suggestions only It 1s the responsibility of the store designer installer and end user to ensure the store s structural capacity Hussmann assumes no liability for consequences resulting from failure of store structure or material used in installation Field Supplied Two 15 8 x 15 8 inch 41 x 41 mm channel SUSPSHMIRGOOS struts are provided for hanging the coil pack age These struts extend the full length of the case and are bolted to the case at the factory Use 1 2 in 12 7 mm clamp nuts to secure the hanging rods to the struts Although these struts allow flexibility 1n hanging rod location the end support rods must be within 12 in 305 mm of the coil package end For a 12 ft 3658 mm coil package the center hanging rods must be within 12 in 305 mm of the center of the merchandiser Channel Struts NS Coil Package P N 0485219 B U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 e WWW HUSSMANN COM P N 0485219 B Installing Coil Package Attach the coil package to the selected store structural support using the suggested drop rod size quantity and fastening method or as locally engineered The coil package must be leveled Apply silicone sealant between the L bracket and bottom of cooler wall as shown Fasten the L bracket at the top rear of the coil package to the cooler wall to prevent sway or lateral movement The L bracket has holes for th
16. ific model s Technical Data Sheet for refrigerant settings and defrost requirements Bring merchandisers down to the operating temperatures listed on the data sheet Each four foot section has its own evaporator coil and pre set non adjustable thermostat ic expansion valve TEV No adjustment 1s required DO NOT REMOVE THE CAP ON THE TEVs This cap is to be removed only for valve disassembly Removal of this cap during case maintenance will result in refrigerant loss unless the system 1s first isolated and the refrigerant recovered CAUTION REMOVAL OF THE TEV CAP WILL RESULT IN REFRIGERANT LOSS UNLESS THE SYSTEM IS FIRST ISOLATED AND THE REFRIGERANT RECOVERED The TEV has been factory set to provide the recommended performance settings as specified on the merchandiser data sheets STOCKING Product should NOT be placed in merchandis ers until merchandiser is at proper operating temperature Proper rotation of product during stocking 1s necessary to prevent product loss Always bring the oldest product to the front and set the newest to the back AIR DISCHARGE AND RETURN FLUES MUST REMAIN OPEN AND FREE OF OBSTRUCTION AT ALL TIMES to provide proper refrigeration and air curtain performance Do not allow prod uct packages signs etc to block these grilles HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Close off curtains at the rear of the DSXRRI and D5XRRIS must be kept closed except when stocking to
17. ional Refrigeration Thermostat Bulb HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A DEFROST TERMINATION Rear load dairy cases are designed for time terminated defrost only Refer to the merchandiser data sheet shipped with this manual for correct settings DEFROST SEQUENCES These merchandisers require defrost cycles for proper operation Refer to the data sheets for application data The Time Clock initiates defrost The evapo rator fans continue to circulate air across the evaporator coil melting any frost build up Defrost must be time terminated Optional Refrigeration Thermostat Medium Temperature Excel 2 4 REFRIGERATION ELECTRICAL MERCHANDISER ELECTRICAL DATA Merchandiser data sheets are included with this manual The data sheets provide merchandiser electrical data electrical schematics parts lists and performance data Refer to the merchandiser data sheets and merchandiser serial plate for electrical information ELECTRICAL CONNECTIONS All wiring must be in compliance with NEC and local codes All electrical connections are to be made in the electrical raceway or Handy Box AA CAUTION Optional T8 rail lights and optional Quick Connect spray hose or field installed misting system shall not be used together FIELD WIRING Field wiring must be sized for component amperes stamped on the serial plate Actual ampere draw may be le
18. ions a Coil Package and a Front Package The coil package is to be suspended against the cooler wall above the opening from an adequate supporting structure in the store The front package completes the D5XRRIS model once it has been aligned with the coil package and anchored to the floor AA WARNING Do not store items or flammable materials on top of the case HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A LOCATION These merchandisers are designed for displaying products in air conditioned stores where temperature is maintained at or below the ANSI NSF 7 specified level and relative humidity 1s maintained at or below 55 Like other merchandisers these are sensitive to air disturbances Air currents passing around cases will seriously impair their operation Do NOT allow air conditioning electric fans open doors or windows etc to create air currents around the merchandisers Product should always be maintained at prop er temperature This means that from the time the product is received through storage prepa ration and display the temperature of the prod uct must be controlled to maximize the life of the product For California Businesses A WARNING This product may contain chemicals known to the State of California to cause cancer birth defects or other reproductive harm This warning is the result of the California State law known as the California Safe Drinking Water and Toxic Enforcemen
19. is purpose Once lineup 1s com plete apply silicone or butyl sealant on out side where L bracket and wall meet and on inside where wall and bracket meet to prevent condensation in walls Sealing is also required to facilitate cleaning to NSF guidelines The channel struts with clamping nuts are provided to fasten the suspending rods When tightening 2 in 12 7 mm threaded rods into nuts ensure that the rods are firmly screwed into place Vibration pads must be used if a machine room or or other machinery is located above the structure that supports the coil package Nut Lock Washer Flat Washer Vibration Pad if required Flat Washer or Plate used with Vibration Pad Store Structure vA Flat Washer Clamping Nut x Suspending Rod Nut Y Suspending Rod Case Channel Strut 2 Case HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Installing Front Package Align the front section with the canopy Shim as necessary to maintain level Fasten anchor brackets to floor Seal as indicated INSTALLING DSXRRI 22 in 559 mm amp 8 in 203 mm Drop Rods Lev l Ww Cooler lt Compartment Wall Seal Coil S Package Gr Seal Hear Suspension Channel 80 in 2032 mm Cooler f Compartment n QUE S ez Front Package Return Grille 449 CN Seal A Anchor Seal a7 Floor Line 32 3 4 in 832 mm Medium Temperature Excel 1 6 INSTALLATION LAN WARNING Do NOT
20. join unlike merchandisers or like merchandisers operating at different tempera tures ALL JOINTS MUST BE AIR TIGHT TO PREVENT FORMATION OF ICE OR CONDENSATION Refer to separate joining instruction shipped with each merchandiser INSTALLING PARTITIONS To join unlike fixtures or like merchandisers operating at different temperatures a 1 in 38 mm partition kit 1s required Instructions for installing these partitions are included with the kits U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 e WWW HUSSMANN COM P N 0485219 B 2 1 REFRIGERATION ELECTRICAL REFRIGERANT The correct type of refrigerant will be stamped on each merchandiser s serial plate The case refrigeration piping is leak tested factory sealed and pressurized Before making refrigeration hookups depress the universal line valve to ensure that coils have maintained pressure during shipment WARNING Refrigeration lines are under pressure and should be depressurized before attempting to make any connections REFRIGERANT PIPING Connection Location The refrigerant line connections are at the left hand end of the merchandiser as viewed from the front After connections have been made seal this outlet thoroughly Seal both the inside and the outside We recommend using an expanding polyurethane foam insulation Multiplexing Multiplex piping must be run above the top of the coil package in the area shown Observe pro
21. ng 2 1 Removing Return Air Grille 5 3 bat e Ges e wd mr wo eto sed 2 2 Removing Scratches from Bumper 5 4 SUCHOH L 10635 143 hotm aar Eee 2 2 Eq Ud Et down aparece Ded daas 2 2 Refrigeration Thermostat 2 3 SERVICE Defrost Termination 2 3 Replacing Fan Motors and Blades 6 1 Defrost Sequences 2 3 Replacing Fluorescent Lamps 6 2 Merchandiser Electrical Data 2 4 Replacing Lamp Holders and End Caps 6 2 Electrical Connections 2 4 Replacing Ballasts LLn 6 3 s Ce Fak Ag EE 2 4 Repairing Aluminum Coils 6 4 Identification of Wiring 2 4 Wiring Color Code 2 4 WARRANTY IMPORTANT KEEP IN STORE FOR FUTURE REFERENCE Quality that sets industry standards 12999 St Charles Rock Road Bridgeton MO 63044 2483 U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 www hussmann com 2014 Hussmann Corporation REVISION HISTORY REVISION B 1 Added Proposition 65 Warning Statement REVISION A 1 Revised to Excel page 1 2 1 3 1 4 2 1 2 3 3 1 3 2 4 2 5 2 REVISION HISTORY Original Issue Veo Xe ve we Ve owe Ve e Ve e Ve e e oe ve o eo oe de de M de X ANSI Z535 5 DEFINITIONS DANGER Indicate s a hazardous situation which 1f not avoided will result in death or serious injury e WARNING Indicate s a hazardous situation which if not av
22. nopy Fan Plenum REMOVING SCRATCHES FROM To facilitate cleaning the fan plenum is BUMPER hinged After cleaning be sure the plenum 1s returned to the proper position OR PRODUCT Most scratches and dings can be removed LOSS WILL RESULT due to improper refrigera using the following procedure tion 1 Use steel wool to smooth out the surface area of the bumper or top rail 2 Clean area 3 Apply vinyl or car wax and polish surface for a smooth glossy finish P N 0485219 B U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 e WWW HUSSMANN COM P N 0485219 B 6 1 SERVICE REPLACING FAN MOTORS AND BLADES See cross section for location of evaporator and return air fans Should it ever be nec essary to service or replace the fan motors or blades be certain that the fan blades are re installed correctly For access to evaporator fans 1 Turn off power 2 Remove upper shelving 3 Disconnect fan from wiring harness 4 Remove fan mounting panel from coil module Un Remove wire fan guard 6 Remove fan blade 7 Remove screws holding bottom of motor to fan basket 8 Replace fan motor and blade 9 Re install fan mounting panel in coil module 10 Reconnect fan to wiring harness 11 Turn on power Verify that motor is work ing and blade is turning in the correct direction 12 Ensure the fan plenum is located proper ly and that there are no air leaks which would adversely affect case perfo
23. o or oth Gi SA other support contact your SA Ka Hussmann representative Gi ANA dee Ge Please include the model and CH E serial number of the product V MN U S amp Canada 1 800 922 1919 Mexico 1 800 522 oe Gei anada 1 800 9 919 Mexico 1 800 522 1900 Gi Co www hussmann com SA amp Gi Le ZS Ko ol SNR e K e QU A icht de EN SS e al CN we Ka Hussmann Corporation Corporate Headquarters Bridgeton Missouri U S A 63044 2483 01 July 2008 Gi Ce ES e hn at EN NA EN NA EN NA di abe ab abe abe abe dh zi Kal SE NOLS SOLE NOLS SOLE NOLS SOLE NOLS NOLS OLD NOLS SOLE NOLS SOLS Hussmann Corporation Ingersoll Rand Climate Solutions 12999 St Charles Rock Road Bridgeton MO 63044 www hussmann com
24. oided could result in death or serious injury CAUTION Indicate s a hazardous situation which if not avoided could result in minor or moderate injury NOTICE Not related to personal injury Indicates s situations which if not avoided could result in damage to equipment P N 0485219 B U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 0485219 B INSTALLATION NSF CERTIFICATION These merchandisers are manufactured to meet ANSI National Sanitation Foundation NSF Standard 7 requirements Proper installation 1s required to maintain certification Near the serial plate each case carries a label identifying the type of application for which the merchandiser was certified ANSI NSF 7 Type I Display Refrigerator Freezer Intended for 75 F 55 RH Ambient Application ANSI NSF 7 Type II Display Refrigerator Freezer Intended for 80 F 55754 RH Ambient Application ANSI NSF 7 Display Refrigerator Intended for Bulk Produce MODEL DESCRIPTION The D5XRRI and D5XRRIS models are designed for installation against an opening in the cooler wall The merchandisers are open at the rear Once installed product can be rolled directly from the cooler through the rear of the merchandiser into the refrigerated display area The DSXRRI is a self supporting model with the canopy and front sections connected by welded end supports The D5XRRIS is manufactured in two sect
25. per suction pipe joining practices and insulate all suction piping outside the merchandiser to prevent drippage from condensate HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A A CAUTION When brazing pipes be sure to use the insulation blanket shipped with the case to prevent damage to the case Piping Area FE be oxmr ooo Line Sizing Refrigerant lines should be sized as shown on the refrigeration legend that 1s furnished for the store or according to ASHRAE guide lines Refer to the information on the next page for branch line piping of Hussmann Equipment Oil Traps P traps oil traps must be installed at the base of all suction line vertical risers Pressure Drop Pressure drop can rob the system of capacity To keep the pressure drop to a minimum keep the refrigerant line run as short as possible using a minimum number of elbows Where elbows are required USE LONG RADIUS ELBOWS ONLY Medium Temperature Excel 2 2 REFRIGERATION ELECTRICAL INSULATION The suction and liquid lines should be clamped or taped together and insulated for a minimum of 30 ft 9144 mm from the merchandiser Additional insulation for the balance of the liquid and suction lines 1s recommended wherever condensation drippage 1s objectionable or lines are exposed to ambient conditions SUCTION LINE e Pitch in direction of flow May be reduced by one size at one third of case run load and again
26. r illuminates the upper section of the case and the front light bar illuminates the lower section of the case The front and rear light bars are labeled FRONT and REAR respectively and have a different shaped lens They shall not be interchanged Front Canopy LED Light Bar P N XXXXXX AM P N XXXXXX DATE CODE XXXXX FRONT COLOR TEMP XXXXX INPUT VOLTAGE 24VDC RED BLU osos P N XXXXXX AM P N XXXXXX DATE CODE XXXXX R COLOR TEMP XXXXX INPUT VOLTAGE 24VDC RED BLU oso Rear Canopy LED Light Bar Canopy LED Light Bar The light bars are attached to the lamp panel using clips When replacing clips ensure that the part number of the clip 1s the same as the original clip The clips are color coded to simplify identification of the proper clip to be used Light Bar Clips P N 0485219 B The light bars are connected through a two conductor connector Push on the release tab on the connector then pull down on the connector Do not pull on wires LED power source is 24 volts for safety Z REPLACING LED Canopy LED Light Connector sl SHELF LIGHT BARS The LED shelf light bars are held in place using a magnetic surface on the back of the light bar U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 0485219 B 6 3 1 Turn off power to the merchandiser and 1 DISCONNECT POWER TO THE MERCHANDISER turn canopy light switch off
27. remove shipping braces until the merchandisers are positioned for installation Once unfastened NEVER LEAVE THE MERCHANDISER UNSUPPORTED OR UNATTENDED until it has been anchored The D5XRRI must be securely anchored to the floor and cooler wall after 1t has been leveled in its permanent position Prelocated anchoring holes are provided in the front assembly uprights side braces and top L bracket Sealing For proper performance safety and sanitation apply a generous bead of sealant between the D5XRRI and the floor between the D5XRRI top and sides and the cooler wall around the interior perimeter of the base at the floor and along the exterior front of the base at the floor REAR CURTAIN INSTALLATION Rear curtains are provided with each case two per 8 ft model 3 per 12 ft model Curtains should be installed just before start up to prevent damage 1 Slide all hangers onto track at rear of the case Use ALL hangers so the curtains will drape properly 2 Snapa stop clip onto each end of the track 3 Hang curtains on hangers P N 0485219 B Stop R E Curtain Hanger JOINING Sectional construction means that two or more merchandisers may be joined in line yielding one long continuous display requiring only one pair of ends Joint kits and instructions are shipped with each merchandiser To join like merchandisers a joint assembly 1s required A 1 2 inch 38 mm partition kit is required to
28. rmance 13 Bring merchandiser to operating temperature before restocking A WARNING LOCK OUT TAG OUT To avoid serious injury or death from electri cal shock always disconnect the electrical power at the main disconnect when servicing or replacing any electrical component This includes but is not limited to such items as doors lights fans heaters and thermostats HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A For access to return air fans 1 Turn off power 2 Remove dairy carts or bottom shelving 3 Remove return air grille 4 Disconnect fan from wiring harness GN Remove fan plenum from front package 6 Remove fan blade 7 Remove screws holding bottom of motor to fan basket 8 Replace fan motor and blade 9 Reconnect fan to wiring harness 10 Re install fan plenum and return grille 11 Turn on power Verify that motor is work ing and blade is turning in the correct direc tion 12 Ensure the fan plenum is located proper ly and that there are no air leaks which would adversely affect case performance 13 Bring merchandiser to operating temperature before restocking T Case Interior Fan Plenum in Front Package Lifts Out Wiring Harness Fan Blade Electrical Connection Box Medium Temperature Excel 6 2 SERVICE REPLACING LED CANOPY LIGHT BARS There are always two rows of canopy LED lights The rear light ba
29. ss than specified Field wiring from the refrigeration control panel to the merchandisers is required for defrost termination thermostats and for optional refrigeration thermostats When multiple merchandisers are on the same defrost circuit the defrost termination thermostats are wired in series ALWAYS CHECK THE SERIAL PLATE FOR COMPONENT AMPERES IDENTIFICATION OF WIRING Leads for all electrical circuits are identified by colored plastic bands These bands corre spond to the color code sticker shown below located inside the merchandiser s raceway ALWAYS CHECK THE SERIAL PLATE FOR COMPONENT AMPERES WIRING COLOR CODE Leads for all electrical circuits are identified by a colored plastic band neutral wire for each circuit has either White insulation or a White plas tic sleeve in addition to the color band REFRIG THERMOSTAT Low TEMP LIGHT BLUE REFRIG THERMOSTAT NORM TEMP DARK BLUE DEFROST TERM THERMOSTAT CONDENSATE HEATERS FAN MOTORS GROUND ORANGE OR LIGHTS MAROON RECEPTACLES YELLOW DEFROST HEATERS 120V DEFROST HEATERS 208V EITHER COLORED SLEEVE OR COLORED INSULATION ELECTRICIAN NOTE Use copper conductor wire only CASE MUST BE GROUNDED THESE ARE MARKER COLORS WIRES MAY VARY P N 0485219 B U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 0485219 B 3 1 DRIP PIPING AND SPLASHGUARDS WASTE OUTLET A waste outlet is located at the back of the upper
30. t Act of 1986 which is commonly referred to as Proposition 65 This warning does not mean that Hussmann products will cause cancer or reproductive harm or is in violation of any product safety standards or requirements As clarified by the California State government Proposition 65 can be considered more of a right to know law than a pure product safety law When used as designed Hussmann believes that our products are not harmful We provide the Proposition 65 warning to stay in compliance with California State law It is your responsibility to provide accurate Proposition 65 warning labels to your customers when necessary For more information on Proposition 65 please visit the California State government website Medium Temperature Excel 1 2 INSTALLATION SHIPPING DAMAGE All equipment should be thoroughly examined for shipping damage before and during unloading This equipment has been carefully inspected at our factory Any claim for loss or damage must be made to the carrier The carrier will provide any necessary inspection reports and or claim forms Apparent Loss Or Damage If there is an obvious loss or damage it must be noted on the freight bill or express receipt and signed by the carrier s agent otherwise carrier may refuse claim Concealed Loss Or Damage When loss or damage is not apparent until after equipment is uncrated retain all packing materials and submit a written request to the c
31. t a time until the honeycomb is free of water may be used if all water is removed from the retainer Clean and dry the honeycomb the honeycomb cells before replacing Be care then replace in reverse order ful not to damage the honeycombs Note that a damaged honeycomb must be 1 Remove interior roof panel to free honey replaced to maintain refrigeration efficiency comb 2 Clean and dry the honeycomb P 3 After cleaning replace honeycomb and interior roof panel WARNING LOCK OUT TAG OUT Honeycomb To avoid serious injury or death from electri cal shock always disconnect the electrical power at the main disconnect when servicing or replacing any electrical component This includes but is not limited to such items as doors lights fans heaters and thermostats P N 0485219 B U S amp Canada 1 800 922 1919 Mexico 1 800 522 1900 e WWW HUSSMANN COM P N 0485219 B 5 3 REMOVING RETURN AIR GRILLE Remove the screws holding each end of the Lower Fan Plenum retainer Remove the retainer then lift out Remove the return air grille then remove the the return air grille screws that hold the plenum and lift out the plenum Return Air Grille Remove Screws Lifts Out Remove Screws cu EATER RE Remove Screw Honeycomb Remove Screw Cart Stop Interior View of D5XRRIS Front Package HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Medium Temperature Excel 5 4 MAINTENANCE Ca
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