SM / SN - Hussmann
Contents
1. TECHNICAL DATA SM SN Dimensions shown as inches and mm TRE ntis iin 3 2in 4 25 4 25 4 ess Refrigeration 3 1 2 in Outlet Plan View 25 4 Cross Section Waste Outlet MODEL L D H SN 090 35 2 24l 2 36 SN 115 45 241 2 36 SN 190 75 241 2 36 SM 115 45 241 2 34lfp 41 29 34 SM 110 P N 2400205_D U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com APPENDIX TECHNICAL DATA REFRIGERATION DATA Models SN 090 SN 115 SN 190 SM 115 SM 110 Thermostat Setting CUCO F All Models 0 5 F 8 5 F Compressor hp SM 115 SN 115 SN 090 1 4 hp SM 110 SN 190 1 3 hp Condensing Unit Capacity SM 115 SN 115 SN 090 800 SM 110 SN 190 1238 at 30 F evaporation and 100 F condensing temperature DEFROST DATA Frequency Manual Defrost as needed PHYSICAL DATA Refrigerant Charge SM 110 15oz 0 425 kg SM 115 15 50z 1 439 kg SN 090 14 oz 0 397 kg SN 115 15 50z 0 439 kg SN 190 17 oz 0 482 kg Note This data is based on store temperature and humidity that does not exceed 80 F and 55 R H unless otherwise stated Schedule defrost at night while lights are off HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A A 3 SM SN Spot Merchandisers A 4 APPENDIX TECHNICAL DATA Electrical Data Note These are rated values for individual components and should not be added together to determine total merchandiser elect2. 1 The T stat controller controls refrigeration Defrosts are manual and required when a layer temperature This is factory installed in the of ice builds up on the interior walls control panel HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A SM SN Spot Merchandisers 3 2 START UP OPERATION LOAD LIMITS Each merchandiser has a load limit decal Shelf life of perishables will be short if load limit is violated r AT NO TIME SHOULD MERCHANDISERS BE STOCKED BEYOND THE LOAD LIMITS INDICATED P N 2400205_D STOCKING Product should NOT be placed inside the merchandisers until merchandisers are at proper operating temperature Allow merchandiser 24 hours to operate before loading product Proper rotation of product during stocking is necessary to prevent product loss Always bring the oldest product to the top and set the newest to the bottom THERMOMETER The cabinet has a pencil type thermometer and reads from 40 F to 120 F 40 F to 50 F on 2 increments A WARNING Product will be degraded and may spoil if allowed to sit in a non refrigerated area U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 2400205 D 4 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 sanitation and minimum maintenance costs these merchandisers should b
3. A WARNING Product will be degraded and may spoil if allowed to sit in a non refrigerated area P N 2400205 D U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com APPENDIX TECHNICAL DATA Item Part Description Models SN 090 SN 115 SN 190 SM 115 SM 110 ALL MODELS CT 4482499 EP 4482555 CP 4482547 BU 4481547 REFRIGERATION ALL MODELS MO 4410907 FB 4780651 FI 4613274 SN 090 CU 4200708 CO 4671497 RC 4613929 SN 115 CU 4200708 RC 4613929 RC 4613930 Refrigeration Thermostat Power Cord Main Harness 15 Amp 115 V High Pressure Control High Pressure Indicating Light Condenser Fan Motor Condenser Fan Blade Filter Drier Compressor Condenser Capillary Tube Assembly Compressor Condenser Capillary Tube Assembly HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A Item Part SN 190 CU 4200697 CO 4671534 RC 4613929 SM 110 CU 4200697 CO 4671533 RC 4613931 SM 115 CU 4200708 RC 4671533 RC 4613930 Lips ASSEMBLY SN 090 DO 4991751 DO 4991752 SN 115 DO 4991139 DO 4991140 SN 190 CU 4996568 DO 4996569 A 1 Description Compressor Condenser Capillary Tube Assembly Compressor Condenser Capillary Tube Assembly Compressor Condenser Capillary Tube Assembly Upper Lid Lower Lid Upper Lid Lower Lid Upper Lid Lower Lid SM SN Spot Merchandisers A 2 APPENDIX
4. PERFORMANCE N WARNING Do NOT allow cleaning agent or cloth to contact food product Do NOT flood merchandiser with water NEVER INTRODUCE WATER FASTER THAN THE WASTE OUTLET CAN REMOVE IT REMOVE DRAIN CAP AND COLLECT WATER DUR ING THE CLEANING PROCESS IN A PAN DO NOT ALLOW THE WATER TO DRAIN ON THE FLOOR Allow merchandisers to dry before resuming Operation After cleaning is completed turn on power to the merchandiser SM SN Spot Merchandisers 4 2 MAINTENANCE GLASS LIDS The glass lids are made of tempered non heated glass The lids slide horizontally The lids are not self closing The lid tracks must be cleaned periodically to allow the lids to close freely A WARNING Do NOT use HOT water on Cold glass Surfaces This can cause the glass to shatter and could result in personal injury Allow glass fronts to warm before applying hot water CLEANING STAINLESS STEEL SURFACES Use non abrasive cleaning materials and always polish with grain of the steel Use warm water or add a mild detergent to the water and apply with a cloth Always wipe rails dry after wetting Use alkaline chlorinated or non chlorine containing cleaners such as window cleaners and mild detergents Do not use cleaners containing salts as this may cause pitting and rusting of the stainless steel finish Do not use bleach P N 2400205 D CLEANING PENCIL THERMOMETER SN SM models have pencil thermometers The the
5. 2 INSTALLATION SELF CONTAINED LOCATION SM SN models have a condensing unit that draws ambient air through one side of the unit and discharges hot air out by the opposite side In order to maintain refrigeration performance and compressor life a minimum space of 4 inches must be maintained between the merchandiser and surrounding surfaces Condensing Unit Access Panel Air Exhaust Maintain 4 in Clearance around Merchandiser P N 2400205 D U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 2400205 D MODEL DESCRIPTION SN models are designed for low temperature application and can be used for frozen food products These models have glass lids with coating that maintains the lids free of conden sation SM models are open top merchandisers designed for low or medium temperature oper ation These models are designed with a cold wall refrigeration system The air circulation inside the merchandiser is provided by natural convection UNLOADING Unloading from Trailer Use a Lever Bar also known as a Mule Johnson Bar J bar Lever Dolly or Pry Lever Move the merchandiser as close as possible to its permanent location and remove all packaging N CAUTION Do not walk or put heavy objects on case Check for damage before discarding packaging Remove all separately packed accessories such as kits and shelves Improper handling may cause damage to the merchandiser when un
6. DGETON MO 63044 2483 U S A ELECTRICAL OUTLET Before the merchandiser is connected to any wall circuit use a voltmeter to check that the outlet is at 100 of the rated voltage The wall circuit must be dedicated for the merchandiser Failure to do so voids the warranty Do not use an extension cord Never plug in more than one merchandiser per electrical circuit Always use a dedicated circuit with the amperage stated on the unit Plug into an outlet designed for the plug Do not overload the circuit Do not use long or thin extension cords Never use adapters If in doubt call an electrician NEMA 5 15P Receptacle All Models CAUTION Risk of Electric Shock If cord or plug becomes damaged replace only with a cord and plug of the same type A WARNING Merchandiser must be grounded Do not remove the power supply cord ground SM SN Spot Merchandisers 2 2 ELECTRICAL REFRIGERATION REFRIGERATION Self Contained Models Each self contained model is equipped with its own condensing unit and control panel located beneath the display area The correct type of refrigerant will be stamped on each merchandiser s serial plate The merchandis er refrigeration piping is leak tested The unit is charged with refrigerant and shipped from the factory with all service valves open SN SM models have a refrigeration system that uses a hermetic compressor SN SM systems use a capillary tube for refrige
7. ERCHANDISER LEVELING BE SURE TO POSITION MERCHANDISERS PROPERLY Level the merchandiser by all four corners Merchandiser s must be installed level to ensure proper operation of the refrigeration system SERIAL PLATE LOCATION The serial plate is located on the base next to the air intake discharge air louvers The serial plate contains all pertinent refrigeration and electrical information The serial plate should not be removed for any reason REFRIGERATION UNIT ACCESS The access panel on the base of the cabinet provides access to the condensing unit and electrical box P N 2400205 D WASTE OUTLET The waste outlet cap must be installed during normal operation This prevents warm air from migrating back through the drain to the inside of the merchandiser Failure to cap the waste outlet could result in excessive frosting of the interior walls SEALING MERCHANDISER TO FLOOR If required by local sanitary codes or if the customer desires merchandisers may be sealed to the floor using a vinyl cove base trim The size needed will depend on how much variation there is in the floor from one end of the merchandiser to the other Sealing of the lower front and rear panels on self contained models may hamper their removal for servicing or maintenance of the condensing unit NOTE Do not allow trim to cover any intake or discharge grilles located in the lower front panel A WARNING LOCK OUT TAG OUT T
8. HUSSMANN LISTED SM SN Medium and Low Temperature Spot Merchandisers Installation amp Service Manual quot TOS i P N 2400205 D evo January 2011 e A P N 2400205 D iii ATTENTION Merchandiser must operate for 24 hours before loading product Regularly check merchandiser temperatures Do not break the cold chain Keep products in cooler before loading into merchandiser These merchandisers are designed for pre frozen products only 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 2010 Hussmann Corporation TABLE OF CONTENTS v ANSI DEFINITIONS vi INSTALLATION Certtieatloti aus Ze are 1 1 Hussmann Product Control 1 1 Shipping Damage 1 1 LOCATION A a Gaal oh at or 1 1 Self Contained Location 1 2 Model Description 1 3 Unloading runs tiara y dee eat 1 3 Exterior Loading ir ese mern 1 3 Shipping Skid 3 23 id 1 3 Merchandiser Leveling 1 4 Serial Plate Location 1 4 Refrigeration Unit Access 1 4 Waste Outlet aussehen 1 4 Sealing Merchandiser to Floor 1 4 ELECTRICAL REFRIGERATION Merchandiser Electrical Data 2 1 Field Wiring Saas 2 1 Electrica
9. debris Do not bend coil fins Always wear gloves and protective eye wear when cleaning near sharp fins and dust particles Unplug merchandiser before servicing CAUTION DO NOT FLOOD Use only enough water necessary to clean surface Water must not drip down the case Never use ammonia based cleansers abrasive cleansers or scouring pads Fin Coils A WARNING SHUT FANS OFF DURING CLEANING PROCESS A CAUTION Always Wear gloves and protective eye wear when servicing Turn off evaporation pan heater and allow pan to cool ox HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A SM SN Spot Merchandisers 4 4 MAINTENANCE NOTES P N 2400205 D U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 2400205 D PROBLEM Compressor runs continuously product too warm High head pressure High pressure switch on Warm storage temperature Compressor runs continuously product too cold Compressor will not start no noise Compressor will not start cuts out on overload SERVICE TROUBLESHOOTING GUIDE PROBABLE CAUSE Short of refrigerant Dirty condenser Cabinet location too warm 2 Restricted condenser air flow Defective condenser fan motor Air or non condensable gases in system Temperature control not set properly Short of refrigerant Cabinet location too warm Low voltage compressor cycling on overload Condenser dirty A
10. djust to warmer setting 2 Control feeler not in tube properly Short on refrigerant Power disconnected Defective or broken wiring Defective overload Defective temperature control Blown fuse or breaker Low voltage Defective relay Restriction or moisture Inadequate air condenser Defective condenser fan motor HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A 5 1 SOLUTION Leak check change drier evacuate and recharge Clean Relocate cabinet 2 Clean condenser to remove air flow restriction Replace Leak check change drier evacuate and recharge Reset control 2 Leak check replace drier evacuate and recharge Relocate Check power Clean Replace 2 Assure proper length in tube Leak check change drier evacuate and recharge Check service cords or wiring connections Repair or replace Replace Replace Replace fuse or reset breaker Contact electrician Replace Leak check replace drier evacuate and recharge Clean condenser Replace SM SN Spot Merchandisers 5 2 SERVICE A WARNING LOCK OUT TAG OUT To avoid serious injury or death from electrical 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
11. e thoroughly cleaned all debris removed and the interiors washed down weekly 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 Interior Surfaces The interior surfaces may be cleaned with most domestic detergents ammonia based cleaners and sanitizing solutions with no harm to the surface Self contained models empty into a limited capacity evaporation pan which will overflow if excess water is used in cleaning Do NOT Use Abrasive cleansers and scouring pads as these will mar the finish Coarse paper towels on coated glass Ammonia based cleaners on acrylic parts Solvent oil or acidic based cleaners on any interior surfaces Do not use high pressure water hoses N 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 Disconnect electrical power before cleaning 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 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 MERCHANDISERS SEALING CAUSING LEAKS AND POOR
12. hanical ground and the merchandiser must be grounded CIRCLED NUMBERS PARTS List ITEM NUMBERS R Red Y Yellow G Green BL Blue BK Black W White e 120V Power gt 120V NEUTRAL L FELD GROUND mm THESE ARE MARKER COLORS WIRES MAY VARY HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A SM SN Spot Merchandisers CASE GROUND To obtain warranty information or other support contact your Hussmann representative Please include the model and serial number of the product Hussmann Corporation Corporate Headquarters Bridgeton Missouri U S A 63044 2483 01 July 2005 Hussmann Corporation 12999 St Charles Rock Road Bridgeton MO 63044 2483 www hussmann com
13. l Connections 2 1 Electrical Outlet iR Res 2 1 Refrigeration Self Contained 2 2 Dos ore ane CARAS S ADA 2 2 Temperature Control cronos 2 2 High Pressure Switch 2 2 Door Installation 2 2 HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A START UP OPERATION Sata 3 1 Load ASA 3 2 Stocke a a der ws near 3 2 Thermometer sionele nte e En 3 2 MAINTENANCE Care and Cleaning ssa aspas eed eke 4 1 Do NOT User deus uino toS RR 4 DOS Liu sea as 4 Glass Lids ou ar ee 4 2 Cleaning Stainless Steel Surfaces 4 2 Cleaning Pencil Thermometer 4 2 Cleaning Coils musa tl 4 2 Bumpers and Optional Kits 4 3 NOTES ae ne ae oA ek A 4 4 SERVICE Troubleshooting Guide 5 Warnines ae 5 2 APPENDIX Part Number gesehen A l Plan MEM eaae mas PPS blend A 2 Refrigeration Data sn sd A 3 Electrical Data sa aa er Fee A 4 Wiring Diagram SN SM A 5 SM SN Spot Merchandisers vi REVISION HISTORY REVISION D JANUARY 2011 1 Added Appendix A Technical Data RR RR RR oo Roo RR ooo o oo o N X B Wt ANSI Z535 5 DEFINITIONS DANGER Indicate s a hazardous A situation which if not avoided will result in death or serious injury WARNING Indicate s a hazardous situation which if not avoided could result in death or serious injury CAUTION Indicate s a hazardous A situation which if not avoided c
14. loading To avoid damage 1 Do not drag the merchandiser out of the trailer Use a Johnson bar mule 2 Use a forklift or dolly to remove the merchandiser from the trailer HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A 1 3 EXTERIOR LOADING Do NOT walk on top of merchandisers or damage to the merchandisers and serious personal injury could occur MERCHANDISERS ARE NOT STRUCTURALLY DESIGNED TO SUPPORT EXTERNAL LOADING such as the weight of a person Do not place heavy objects on the merchandiser SHIPPING SKID Each merchandiser is shipped on a skid to protect the merchandiser s base and to make positioning the case easier Remove the skid by raising one end of the merchandiser approximately 6 inches Block the merchandiser securely and remove the two skid bolts from the raised end Replace the bolts with provided leg levelers Repeat this procedure at opposing end Once the leg levelers are secured in place the merchandiser may be slid off the skid and placed in its final location DO NOT TILT MERCHANDISER ON ITS SIDE OR END WHEN REMOVING SKID Once the skid is removed the merchandiser must be lifted NOT PUSHED to reposition Check floor where merchandisers are to be set to see 1f it is a level area Determine the highest part of the floor A WARNING Do NOT remove shipping crate until the merchandiser is positioned for installation SM SN Spot Merchandisers 1 4 INSTALLATION M
15. o avoid serious injury or death from electrical 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 U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 2400205 D 2 1 ELECTRICAL REFRIGERATION MERCHANDISER ELECTRICAL DATA Refer to Appendix A of this manual or the merchandiser s serial plate for electrical information FIELD WIRING Field wiring must be sized for component amperes stamped on the serial plate Actual ampere draw may be less than specified ALWAYS CHECK THE SERIAL PLATE FOR COMPONENT AMPERES ELECTRICAL CONNECTIONS SN SM models have a power cord attached to the unit with a ground prong The cord is rated 115V 15 Amp All of these models are 60 hz 1 ph Connecting this unit to any electrical supply other than specified on the serial plate will void the warranty and may result in serious damage to the unit The cabinet should be supplied with its OWN service A WARNING LOCK OUT TAG OUT To avoid serious injury or death from electrical 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 BRI
16. ould 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 2400205 D U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 2400205 D INSTALLATION CERTIFICATION These merchandisers are manufactured to meet ANSI National Sanitation Foundation NSF Standard 7 requirements Proper installation is required to maintain certification Near the serial plate each case carries a label identifying the type of application for which the case 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 55 RH Ambient Application ANSI NSF 7 Display Refrigerator Intended for Bulk Produce HUSSMANN PRODUCT CONTROL The serial number and shipping date of all equipment is recorded in Hussmann s files for warranty and replacement part purposes All correspondence pertaining to warranty or parts ordering must include the serial number of each piece of equipment involved This is to ensure the customer is provided with the correct parts 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 ca
17. r rier will provide any necessary inspection reports and or claim forms HUSSMANN CORPORATION e BRIDGETON MO 63044 2483 U S A 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 response to the carrier for inspection within 15 days 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 is maintained at or below 55 SN recommended operating ambient temperature is between 65 F 18 C and 80 F 26 7 C Maximum relative humidity is 55 SM recommended operating ambient temperature is between 65 F 18 C and 80 F 26 7 C Maximum relative humidity is 55 Placing refrigerated merchandisers in direct sunlight near hot tables or near other heat sources could impair their efficiency Like other merchandisers these merchandisers are sensitive to air disturbances Air currents passing around merchandisers will seriously impair their operation Do NOT allow air conditioning electric fans open doors or windows etc to create air currents around the merchandiser SM SN Spot Merchandisers 1
18. rant control The capillary tube is soldered to the suction line pull out coil for proper heat exchange If the capillary should become plugged or damaged it is best to replace the heat exchanger A WARNING Refrigeration lines are under pressure Refrigerant must be recovered before attempting any connection or repair DEFROST These merchandisers require manual defrost When defrosting is necessary disconnect electrical power to the merchandiser Remove all products Remove drain plug Attach a hose or use a pan before melting ice begins to drip out of the drain Do not remove frost with a pick knife or by scraping with a sharp object Do not allow water to drain on the floor When the unit is finished defrosting clean the inside Install the plug on the drain tube and connect the unit to the correct power supply P N 2400205 D TEMPERATURE CONTROL An adjustable thermostat is provided for either medium temperature or low temperature operation The thermostat is easily reached by removing the plastic cover located on the base For low temperature operation turn the screw on the thermostat clockwise In the full clock wise position the compressor will run 100 of the time For medium temperature set control screw midway between full clockwise and full counter clockwise HIGH PRESSURE SWITCH A high pressure limit switch is provided on all spot merchandiser models This switch is used to limit the discharge pre
19. rical load Condensing Unit 115V 1Ph 60Hz Standard SM 115 SN 115 SN 090 SM 110 SN 190 Compressor LRA 30 2 40 Compressor RLA 4 5 6 5 Product Data SM 110 Interior Volume Cu FtlCase 12 ft case 338 80 liters case SM 115 Interior Volume Cu FtlCase 8 83 ft case 250 03 liters case SN 090 Interior Volume Cu FtlCase 6 73 ft case 190 57 liters case SN 115 Interior Volume Cu FtlCase 8 83 ft case 250 03 liters case SN 190 Interior Volume Cu FtlCase 15 40 ft case 436 07 liters case ESTIMATED SHIPPING WEIGHT Case SM 110 SM 115 Ib kg 162 73 178 81 SN 090 SN 115 SN 190 167 76 190 86 300 136 1Actual weights will vary according to optional kits included P N 2400205 D U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com SN SM APPENDIX WIRING DIAGRAMS SN SM Wiring Diagram 115 VOLTS 60 Hz BK Protector Temperature Thermostat So N Start Capacitor Thermic O Current Relay BK Pressure Light O BK 3 Pressure Control BK IM 115V 60 Hz WARNING Condenser Fan Motor WARNING Always disconnect electrical power before servicing Models SN SM 075 SN SM 090 SN SM 115 SN SM 140 SN 190 SN 110 All components must have mec
20. rmometer is located at the top front center of the merchandiser s cabinet interior To clean the thermometer 1 Remove the two screws securing the thermometer to its mounting bracket 2 Remove the plastic ends from the thermometer Then slide out the glass tube 2 Use non abrasive cleaning materials and a mild detergent to clean glass tube and thermometer cover 3 Replace thermometer Ay WARNING LOCK OUT TAG OUT To avoid serious injury or death from electrical 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 U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 2400205 D 4 3 CLEANING COILS BUMPERS AND OPTIONAL KITS Condenser coils should be cleaned at least once Most scratches and dings can be removed per month Additional cleaning may be needed using the following procedure depending on the operational environment 1 Use steel wool to smooth out the surface Airflow blockage increases energy consumption area of the bumper and reduces the merchandiser s ability to main tain operating temperature 2 Clean area To clean fin coils use a vacuum cleaner with a 3 Apply vinyl or car wax and polish surface wand attachment and a soft non metallic for a smooth glossy finish brush to remove dirt and
21. ssure of the compressor The high pressure switch will automatically cycle off the compressor and turn on a warning light on the base when the discharge pressure in the system is too high If this condition occurs first clean the condenser Call for service if the warning light continues to illuminate DOOR INSTALLATION Doors are to be installed after the merchandiser is placed at its final position Position the doors inside of the guides to ensure a good air seal A WARNING Product will be degraded and may spoil if allowed to sit in a non refrigerated area U S amp Canada 1 800 922 1919 e Mexico 1 800 522 1900 e www hussmann com P N 2400205 D 3 1 START UP OPERATION START UP Follow the electromechanical controls start up procedures as detailed in Section 2 of this manual a Inspect the refrigeration lines for visible damage or chafing Replace access panel c Turn on the electrical power by plugging in the merchandiser The merchandiser must pull down in temperature Allow merchandiser 24 hours to operate before loading product CONTROLS and ADJUSTMENTS Refrigeration Defrost Controls Controls Failsafe Product Defrost Type of Temp Time Model Application Frequency Defrost Termination Minutes SN Low Temp When Required Manual N A N A Self Contained Frozen Food SM Low amp Med Temp When Required Manual N A N A Self Contained Frozen Food Beverage
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