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OVERVIEW 

 



These Structural Concepts merchandisers are 
designed to merchandise packaged products at 41 °F 
(5 °C) or less product temperatures. 



Product must be pre-chilled to 41 °F (5 °C) or less 
prior to being placed in merchandiser. 



Temperature on control display will read below 
freezing.  This is normal and does not reflect your 
product temperature. 



Units are set up to defrost every 4 hours.  It is normal 
to see brief temperature spikes into the 50 °F range at 
this time.  Product will remain cold during the short 
time it takes for the unit to defrost. 



Evaporator fans run constantly as a part of the defrost 
process. 



A/C adjustments at night will cause condensation 
issues on refrigerated display units.   



Cases should be installed and operated according to 
this operating manual’s instructions to insure proper 
performance.  Improper use will void warranty. 

 

CASE TYPE 

 

This unit is designed for the display of products in ambient 

store conditions where temperatures and humidity are 
maintained within a specific range.   

 



For Type 1 Conditions (these cases) ambient 
conditions are to be at 55% maximum humidity and  
maximum temperatures of 75 °F (24 °C).   

 

COMPLIANCE 

 



Performance issues when in violation of applicable 
NEC, federal, state and local electrical and plumbing 
codes are not covered by warranty. 



See below compliance guideline. 

 
WARNINGS 

 



This sheet contains important warnings to prevent 
injury or death. 



Please read carefully! 

 

PRECAUTIONS, CORD/PLUG MAINTENANCE & 
WIRING DIAGRAM INFORMATION 

 



See next page for 

PRECAUTIONS, CORD/PLUG 

MAINTENANCE 

and

 WIRING DIAGRAM

 information.

 

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  

  

Risk of electric shock. Disconnect power before servicing unit. 

CAUTION!  More than one source of electrical supply is                        

employed with units that have separate circuits.   

Disconnect ALL ELECTRICAL SOURCES before servicing. 

WARNING  

 

Condenser Pan is Hot!   

Disconnect and allow to cool 

before cleaning or removing from case. 

 

WARNING 

ELECTRICAL 

  HAZARD

 

 

WARNING 

KEEP 

HANDS 

CLEAR

 

 

WARNING 

HOT 

SURFACE

 

COMPLIANCE 

 

This equipment MUST be installed in compliance with 

all applicable NEC, federal, state and local  

electrical and plumbing codes. 

OVERVIEW / TYPE / COMPLIANCE / WARNINGS / PRECAUTIONS / WIRING / PLUGS  -  PAGE 1 of 2  

ATTENTION               

CONTRACTORS

 

Содержание Harmony HMO3936R

Страница 1: ...O5136R 4716 HMO5136R 7121 HMO7236R 4716A and HMO7536R Note This Manual May Also Be Applicable To Models Not Listed Herein 888 E Porter Road Muskegon MI 49441 Phone 231 798 8888 Fax 231 798 4960 www st...

Страница 2: ...ATING INSTRUCTIONS OPTIONAL SERIAL LABEL INFORMATION LOCATION CLEANING SCHEDULE TO BE PERFORMED BY STORE PERSONNEL PREVENTIVE MAINTENANCE TO BE PERFORMED BY TRAINED SERVICE PROVIDER TROUBLESHOOTING GE...

Страница 3: ...55 maximum humidity and maximum temperatures of 75 F 24 C COMPLIANCE Performance issues when in violation of applicable NEC federal state and local electrical and plumbing codes are not covered by wa...

Страница 4: ...t meet factory specifications CAUTION PRECAUTIONS This sheet contains important precautions to prevent damage to unit or merchandise Please read carefully See previous page for specifics on OVERVIEW T...

Страница 5: ...of gravity may cause case to fall C Unlock Casters Slide unit to rear of skid Slide down ramp and off from skid Note Illustrations reflect general outline of sample case and may not reflect your part...

Страница 6: ...r at holes indicated at right Note View at right has shelving removed for illustrative purposes only Bolt holes to be at 7 locations shown at right Note Use 1 4 20 X 75 bolt at hole location holes 2 5...

Страница 7: ...ler Main Power Switch Self Contained Units Controller Ballast box is at customer rear See illustrations below Below illustrations show layout of controller ballasts main power switch terminal block et...

Страница 8: ...ocation is at customer left side of case Single phase leads are provided 6 Evaporator Fan Area Illustration below shows front of case with decking removed See Preventive Maintenance section in this ma...

Страница 9: ...ost forward screws which secure the lower light discharge panel Honeycomb Retainer Honeycomb Remove the two most forward screws panel must hang down supported by the rear screws Do not force panel low...

Страница 10: ...more prominently displayed Risers are to rest on decks and be placed as far back as possible in case as shown below See CLEANING SCHEDULE TO BE PERFORMED BY STORE PERSONNEL in manual for cleaning ins...

Страница 11: ...leveler Depending upon case weight it may be necessary to use a Pry Bar to accomplish this task Do not use Pry Bar on Toe Kick as it may buckle Do not use Pry Bar on End Panel it may chip Use Pry Bar...

Страница 12: ...ote or Self Contained light switch is located on inside of case at top right from case rear See illustration at top right All lights should come on at same time First time lighting may require a short...

Страница 13: ...at the bulb ends and pulling the remaining contact from the sockets Installation of lamp Align pins with slot Insert pins into socket by rotating the bulb 1 4 turn to secure either the upper or lower...

Страница 14: ...controller is located 3 Step Assembly Step assembly is adjustable and is NOT held in place by screws or bolts Simply lift up and out Caution Remove carefully to avoid scratching or marring inside of...

Страница 15: ...n Gently set doors down to avoid marring scraping scratching or breakage Return rear sliding doors to upper glass enclosure in reverse order they were removed See next page for upper glass enclosure w...

Страница 16: ...n in manual for cleaning specifics 9 Removable Acrylic Bin Door Assembly Acrylic bin door assembly is entirely removable from upper section of case Simply rotate keys at upper left right of assembly a...

Страница 17: ...B Apply pressure to collapse the honeycomb to allow it to be pulled out of honeycomb retainer C Pry downward and away from honeycomb retainer Clean honeycomb with warm water and soap solution Submers...

Страница 18: ...ge Attach Night Air Curtain with 10 32 screws 3 Grasp handle and pull downward to desired location INSIDE acrylic air deflector 4 To return Night Air Curtain to its retracted position grasp handle lif...

Страница 19: ...16 NOTE BELOW ILLUSTRATION APPLIES TO MODEL HMO5136R 4716 ONLY Night Air Curtain Retraction Magnets Attachment Points Along Plate Outside Acrylic Air Deflector Acrylic Air Deflector View of Night Air...

Страница 20: ...curely positioned in the Air Return Cover Holes carefully and slowly lean the Security Grid back against the Security Brackets 3 The next page in this manual will show how to secure the top of the Sec...

Страница 21: ...emoving and Storing Security Grid and Locks 1 Unlock and remove Padlocks Lean Security Grid forward Lift upward and out of Baffle Airflow Slots Tabs fit into and slide out of baffle slots as in other...

Страница 22: ...well as regulatory standards to which the case conforms For additional technical information and service see the TECHNICAL SERVICE page in this manual for instructions on contacting Structural Concep...

Страница 23: ...ar plenum sides stainless steel mirror etc Wipe down with a warm soap and water solution and soft cloth X Acrylic air deflector front perforated Plexi glas plenum rear Clean with soap and water soluti...

Страница 24: ...oving 4 screws Slide Roll out condensing unit assembly Remove the four 4 screws holding the Clean Sweep rails intact Remove the Clean Sweep rail Wash rails brushes in hot water and mild soap solution...

Страница 25: ...Fan Blades Motors and Brackets Remove Decking Sub Deck and Fan Shroud Use vacuum to clean Evaporator Coils Clean Tub Coil and Drain with warm water clean cloth brush and mild soap solution See below f...

Страница 26: ...ation section of Manual for instructions on properly aligning case and adjusting levelers alongside other cases Condensing Unit Not Operating Controller is in defrost mode not an alarm Compressor is r...

Страница 27: ...system Check that liquid line filter dryer is not plugged Check that close offs are intact around condensing coil and that air is not recirculate Check that store ambient temperature isn t above maxi...

Страница 28: ...e is no air recirculation around evaporator coil Check that evaporator coil is not iced up High Suction Pressure Check for refrigerant overcharge Check that compressor reed valves aren t bad Look for...

Страница 29: ...t pulls out from back of unit for service Only refrigeration contractors are to access refrigeration package Condenser Pan Compressor and Start Components Sight Glass Condenser Coil Fans Blades Compre...

Страница 30: ...r going into temperature controller C Check power coming from temperature controller D Check power at contactor E Check power at start components F Check power at compressor G Check continuity through...

Страница 31: ...ubleshooting Troubleshooting Issue Lights do not operate 5 See illustration of LED socket behind honeycomb 6 Verify that the plug connects to LED light socket properly A Important The plug s oval form...

Страница 32: ...timeout occur normal operational settings prior to modifications being made will resume 3 If the instrument is switched off before pressing the Prg key all modifications to parameters will be lost Set...

Страница 33: ...timeout occur normal operational settings prior to modifications being made will resume 3 If the instrument is switched off before pressing the Prg key all modifications to parameters will be lost Set...

Страница 34: ...set reset HACCP alarms reset temp monitoring Summary Table of Alarm and Signals Display Buzzer and Relay Integrated Electronic Microprocessor Controller Read And Save These Instructions Page 2 of 3 Us...

Страница 35: ...ent 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 an...

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