Table of Contents
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- 1 Installation: Refrig. Lines / Stub-Ups / Drains / Wiring Diagrams / Ventilation
- 2 Installation: Temperature Controller
- 3 Installation: Front Glass Alignment & Adjustment
- 4 Maintenance: Refrigeration Pkg., Temp. Controller, Evaporator Pan Access
- 5 Troubleshooting - General Issues
- 6 Temperature Controller - Carel
- Download this manual
33" and 35" DEEP SERVICE REFRIGERATED DISPLAY CASES
PLEASE NOTE THE FOLLOWING:
1.
YOUR SPECIFIC MODEL NUMBER IS ON THE SERIAL LABEL ON CASE REAR (NEAR MAIN POWER SWITCH).
2.
SEE "MODELS (AND THEIR RESPECTIVE CASE DIMENSIONS) LISTED IN THIS MANUAL" SECTION FOR
ADDITIONAL INFORMATION REGARDING SPECIFIC CASE DIMENSIONS OF STANDARD MODELS AND CDRs.
(HMG2642R.4439)
[35" Deep Model]
I:\Oper Manual\Standard\Harmony_Service_Refrig_Oper_Manual_55009.pub
READ AND SAVE THESE INSTRUCTIONS
OPERATING MANUAL
[33" Deep Model]
Structural Concepts Corporation · 888 E. Porter Road · Muskegon, MI 49441 Phone: 231.798.8888 Fax: 231.798.4960 · www.structuralconcepts.com
INSTALLATION &
(HMG7553R)
HMG7553R
[33" Deep Model]
HMG3953R
(HMG3953R)
PN 55009
(HMG2653R)
HMG2653R
[33" Deep Model]
Rev A Date: 8.17.2009
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Table of Contents
Troubleshooting
Related Manuals for Structural Concepts Harmony HMG2642R.4439
Summary of Contents for Structural Concepts Harmony HMG2642R.4439
- Page 1 [33” Deep Model] [35” Deep Model] HMG3953R (HMG3953R) [33” Deep Model] (HMG2653R) HMG2653R [33” Deep Model] Structural Concepts Corporation · 888 E. Porter Road · Muskegon, MI 49441 Phone: 231.798.8888 Fax: 231.798.4960 · www.structuralconcepts.com I:\Oper Manual\Standard\Harmony_Service_Refrig_Oper_Manual_55009.pub Rev A Date: 8.17.2009...
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Page 2: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS ……………………………………………………………………………………... MODELS LISTED IN MANUAL (AND DETERMINING THEIR RESPECTIVE CASE DIMENSIONS) OVERVIEW AND WARNINGS ……………..…….…………………………..………………………...….. INSTALLATION: SKID REMOVAL, ADJUSTABLE FRONT TOE-KICK / REMOVABLE FRONT GRILLE...……...…….…………………………………………………………………………………………. INSTALLATION: GLASS SHELVING / ELECTRICAL CONNECTIONS……………………………...… INSTALLATION: REFRIG. LINES / STUB-UPS / DRAINS / WIRING DIAGRAMS / VENTILATION... INSTALLATION: ELECTRICAL CONNECTIONS / CASTERS / ADJUSTING LEVELERS…………... -
Page 3: Models Listed In Manual (And Determining Their Respective Case Dimensions)
MODELS LISTED IN THIS MANUAL (AND DETERMINING THEIR RESPECTIVE CASE DIMENSIONS) DETERMINING YOUR MODEL AND ITS CASE DIMENSIONS: Note 1. Your model number can be found on serial label at rear of case (near main power switch). Note 2. Dimensions of most models can be found at www.structuralconcepts.com. Simply enter the case model number into the Product Number Search box. -
Page 4: Overview And Warnings
For NSF® Type 2 Conditions: ambient conditions are to be at 60% maximum humidity / 80°F. • If unsure if your case is Type 1 or Type 2, contact Structural Concepts Technical Service (see Technical Service section in this manual for phone number). -
Page 5: Installation: Skid Removal, Adjustable Front Toe-Kick / Removable Front Grille
INSTALLATION: SKID REMOVAL, ADJUSTABLE FRONT TOE-KICK / REMOVABLE FRONT GRILLE 2. Remove Case From Skid (Casters) 1. Remove Case From Skid (Levelers) • Remove shipping brackets that may be securing Remove shipping brace that may be casters to skid securing case to skid. •... -
Page 6: Installation: Glass Shelving / Electrical Connections
Self-Contained Units • Plastic edging must NOT be removed from Field wiring connection / junction box location is at glass shelves. Contact Structural Concepts for rear-right of case. replacement edging (see TECHNICAL • See illustration at below-left. -
Page 7: Installation: Refrig. Lines / Stub-Ups / Drains / Wiring Diagrams / Ventilation
INSTALLATION: REFRIG. LINES / STUB-UPS / DRAINS / WIRING DIAGRAMS / VENTILATION 6. Refrigeration Line Stub-Up Connections (Remote Units) • Remove front panel. • Refrigerant stub-up access opening is at the front on the left hand side of the base (see illustration at top-right). -
Page 8: Installation: Electrical Connections / Casters / Adjusting Levelers
INSTALLATION: ELECTRICAL CONNECTIONS / CASTERS / ADJUSTING LEVELERS 11. Display Case Start-Up • Remote Units: Case is hard-wired. When power is supplied, case will power-up. • Self-Contained: Main Power switch on all units are located at case rear, lower right. •... -
Page 9: Installation: Temperature Controller
INSTALLATION: TEMPERATURE CONTROLLER 14. Temperature Controller (All Self- Contained Units and some Remote Units) • Check that compressor symbol light is on. • SCC-Supplied temperature controller compressor is identified with: Compressor symbol (common in Carel® temperature controllers). • Sample Carel® After case has run for a few minutes, check that Controller Face temperature starts to drop. -
Page 10: Installation: Front Glass Alignment & Adjustment
INSTALLATION: FRONT GLASS ALIGNMENT & ADJUSTMENT 16. Front Glass Alignment & Adjustment via Levelers • Proper alignment of the front glass is important to create and maintain a seal inside the case. • Improper alignment can cause air leaks compromising the environment inside the case and create condensation. •... -
Page 11: Raising The Curved Glass / Opening Rear Door / Removing Rear Doors
RAISING THE CURVED GLASS / OPENING REAR DOOR / REMOVING REAR DOORS that opens with either left hand (standard) or Raise the Curved Glass right hand hinge (optional). • To raise the curved glass, secure lift handle • All other models have removable rear doors (see extrusion on the bottom edge of the door and illustration below). -
Page 12: Drain, Hose And Bracket Placement Illustrations
NOTE: BELOW ILLUSTRATIONS MAY NOT EXACTLY REFLECT EVERY DRAIN, HOSE AND BRACKET PLACEMENT ILLUSTRATIONS PARTICULAR CASE’S FEATURES 2. Hot Gas Evaporator System. Three Evaporator Systems Are Illustrated Below: • Hot gas serpentine coil is routed through a condensate Illustration #1: Hot Gas “CopeVap” Evaporator reservoir allowing water to be heated. -
Page 13: Maintenance Fundamentals - Standard Light Fixtures
MAINTENANCE: STANDARD LIGHT FIXTURES Note: See Installation section in this manual for: • Front panel removal • Front toe-kick adjustment Light Fixtures Warning! Disconnect power before providing maintenance and service to unit. Caution: Lamps have been treated to resist breakage and must be replaced with similarly Light Fixtures treated lamps. -
Page 14: Maintenance: Refrigeration Pkg., Temp. Controller, Evaporator Pan Access
Temperature Control Programming Steps in the technical information section of this operating manual. • If service is required to the temperature control unit, call Structural Concepts Corporation. Maintenance should be performed by a certified technician. Rear Grille Compressor Pan Shipment Screw... -
Page 15: Cleaning Schedule - To Be Performed By Store Personnel
CLEANING SCHEDULE - TO BE PERFORMED BY STORE PERSONNEL AREA FREQ. INSTRUCTIONS Exterior Daily All Glass / Mirrors: Clean side glass, front glass, glass shelves, and mirrors with household or commercial glass cleaner. Clean out door track with moist cloth. Daily Rear Sliding Door Exterior Glass: Clean with household or commercial glass cleaner. -
Page 16: Troubleshooting - General Issues
Slide refrigeration system out from under unit. • After refrigeration system has been carefully slid out from under unit, replace wicking material with new. If wicking material is not avail- able, contact Structural Concepts®. See toll-free number at last page of this operating manual. - Page 17 TROUBLESHOOTING - GENERAL ISSUES (PAGE 2 of 3) CONDITION TROUBLESHOOTING Fan Emits Excessive Noise Check that the case is aligned, level and plumb. Check evaporator fan for cleanliness. Unplug fan motors; check motor shaft for excessive bearing wear. Check that fan motors are securely mounted in brackets. Verify that fan blades are securely mounted to fan motor.
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Page 18: Troubleshooting - General Issues
TROUBLESHOOTING - GENERAL ISSUES (PAGE 3 of 3) CONDITION TROUBLESHOOTING Case Lights Are Not Working Check that Light switch is in the ON position (self-contained cases only). Remote case lights come on at start-up. Check for burned out bulbs. Turn lights off & replace. Clean dirt and dust from the bulbs to prevent flickering. -
Page 19: Troubleshooting - Condensing System
TROUBLESHOOTING - CONDENSING SYSTEM (QUALIFIED SERVICE TECHNICIANS ONLY) CONDITION TROUBLESHOOTING Head Pressure Too High Check that the Condensing Coil is not dirty or covered. Check that Condensing Fans are working. Check that the refrigeration system is not overcharged. Check that case is free of non-condensables. Check that the Liquid Line Drier Filter is not plugged. -
Page 20: Troubleshooting - Evaporator System
TROUBLESHOOTING - EVAPORATOR SYSTEM (QUALIFIED SERVICE TECHNICIANS ONLY) CONDITION TROUBLESHOOTING Check for low refrigerant. Low Suction Pressure Check that Expansion Valve isn’t restricted. Check that Liquid Line or Filter isn’t restricted. Check that Evaporator Motors are working. Check for Superheat setting. Check that the Thermostatic Element charge isn’t depleted. -
Page 21: Preventive Maintenance (To Be Performed By Trained Service Provider)
PREVENTIVE MAINTENANCE (TO BE PERFORMED BY TRAINED SERVICE PROVIDER) WARNING! TURN OFF CASE BEFORE PERFORMING PREVENTIVE MAINTENANCE! PREVENTIVE FREQUENCY INSTRUCTIONS MAINTENANCE Case Exterior Monthly Condensing Coil: • Remove Rear Grille (by removing 4 screws). • Use air pressure or industrial strength vacuum; clean dust and dirt that may collect on the Condenser Coil. -
Page 22: Serial Label Information & Location
For additional technical information and service, see the TECHNICAL SERVICE page in this For additional technical information and service, see the TECHNICAL SERVICE page in this manual for instructions on contacting Structural Concepts’ Technical Service Department. manual for instructions on contacting Structural Concepts’ Technical Service Department. -
Page 23: Temperature Controller - Carel
▲ Press and hold the “Prg” and “aux” key for at least 1 second. mute Structural Concepts Corp., 888 E. Porter Rd · Muskegon, MI 49441 I:\Oper Manuals - PUB\Templates\Carel Controller\Carel Controller IR33.pub Ph: 231.798.8888 / Fax: 231-798-0393 / www.structuralconcepts.com... - Page 24 Summary Table of Alarm and Signals: Display, Buzzer and Relay reset alarms w/manual reset / reset HACCP alarms / reset temp. monitoring Structural Concepts Corp., 888 E. Porter Rd · Muskegon, MI 49441 I:\Oper Manuals - PUB\Templates\Carel Controller\Carel Controller IR33.pub Ph: 231.798.8888 / Fax: 231-798-0393 / www.structuralconcepts.com...
- Page 25 Display of defrost probe 1 °C/°F * Unit Of Measure Structural Concepts Corp., 888 E. Porter Rd · Muskegon, MI 49441 I:\Oper Manuals - PUB\Templates\Carel Controller\Carel Controller IR33.pub Ph: 231.798.8888 / Fax: 231-798-0393 / www.structuralconcepts.com This data derived from Carel Material: ir33 +030220441 - rel. 2.0 - 01.05.2006...
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Page 26: Technical Service Contact Information & Warranty Information
(Note: Standard Limited Warranty can be found at www.StructuralConcepts.com) 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 Scope: Warranty is for equipment sold in the United States, Canada, Mexico and Puerto Rico. Limited warranty may apply to equipment sold elsewhere.
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