Hussmann REACH-IN Installation & Operation Manual
Hussmann REACH-IN Installation & Operation Manual

Hussmann REACH-IN Installation & Operation Manual

Micro-distributed merchandisers with r-290 refrigerant
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Micro-Distributed
Micro-Distributed
Reach-In Merchandisers with R-290 Refrigerant
Reach-In Merchandisers with R-290 Refrigerant
All illustrations use the RL, RLN, and RLNI nomenclatures for reference for clarity.
REACH-IN
REACH-IN
» If the information in these instructions are not followed exactly, a fire or explosion
may result, causing property damage, personal injury or death.
» Installation and service must be performed by a qualified installer or service agency.
» READ THE ENTIRE MANUAL BEFORE INSTALLING OR USING THIS EQUIPMENT.
» The unit uses R-290 gas as the refrigerant. R-290 is flammable and heavier than
air. It collects first in low areas but can be circulated by the fans. If propane gas
is present or even suspected, do not allow untrained personnel to attempt to find
the cause. The propane gas used in the unit has no odor. The lack of smell does
not indicate a lack of escaped gas. If a leak is detected, immediately evacuate all
persons from the store, and contact the local fire department to advise them that
a propane leak has occurred. Do not let any persons back into the store until the
qualified service technician has arrived and that technician advises that it is safe to
return to the store. No open flames, cigarettes, or other possible sources of ignition
should be used inside or in the vicinity of the units.
» FAILURE TO ABIDE BY THIS WARNING COULD RESULT IN AN EXPLOSION,
DEATH, INJURY AND PROPERTY DAMAGE.
This manual applies to the following case models:
• RL2W - RL5W
• RLN2W - RLN5W
• RLNI4W - RLNI5W
• RL2SP - RL5SP
• RLNI2SP - RLNI5SP
Installation & Operation Manual
Installation & Operation Manual
Use this manual along with door manual
P/N 0425683 for cases with Innovator Doors
WARNINGS:
• RLNI5SP - RLNI5SP
• RLT2W - RLT5W
• RM2W - RM5W
• RMN2W - RMN5W
MANUAL - IO MDS Low Temp
December 2022
P/N 3053328_H
Spanish P/N 3053329

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Summary of Contents for Hussmann REACH-IN

  • Page 1 Micro-Distributed Micro-Distributed Reach-In Merchandisers with R-290 Refrigerant Reach-In Merchandisers with R-290 Refrigerant Installation & Operation Manual Installation & Operation Manual Use this manual along with door manual P/N 0425683 for cases with Innovator Doors WARNINGS: » If the information in these instructions are not followed exactly, a fire or explosion may result, causing property damage, personal injury or death.
  • Page 2: Before You Begin

    Not for Resale, 02/16/2021 11:49:55 MST 3. This unit is designed only for use with R-290 gas as the designated refrigerant. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3110586_C...
  • Page 3: Revision History

    HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H requirements. As clarified by the California State government, Proposition 65 can be considered more of a ‘right to know’...
  • Page 4: Case Clearance

    The meaning of any safety symbols used on safety labels or collateral materials may be explained in collateral materials. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3110586_C © 2017 National Electrical Manufacturers Association...
  • Page 5: Table Of Contents

    System Balancing ................2-8 Replacing Damaged Drain Fitting .............6-4 Automatic Balancing Valves .............2-8 Repairing Aluminum Coil ..............6-5 Pre-Installation System Cleaning .............2-8 Refrigeration ..................2-9 HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 6: Installation

    ANSI/NSF-7 specified level and relative humidity is maintained at or below 55%. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 7: Exterior Loading

    No reproduction or networking permitted without license from IHS Here 4-Door Shown Back Skid/External Base Support Bottom Front Base Component Electrical Wireway Shim Here Shim Here Shim Here Front HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 8: Door Adjustment

    (1) inch (25 mm) for uneven floors. Do not place shims under splashguard brackets. NOTE Install splashguard support brackets before piping case. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 9: Joining Instructions

    Joint Molding Binder Post and Screw Splice Connector Bumper Bumper Bumper Bumper Retainer Retainer Splashguard Splashguard SIDE vIEW SIDE VIEW Prepare Cases HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 10 Do not use shipping bolts to join cases! Figure 1). Shipping Brace RLNI / RLNI RLNI & RLNI Remove Shipping Braces HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 11 Alignment Pin Alignment Pin Figure 5A, Part 1. Apply Gasket to Left End Pad Shoe Sealer Figure 4A. Verify Nut Retainer Installation HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 12 1 in. x in. gasket. Detail C Detail C Apply Gaskets to Right End HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 13 1 in. x in. gasket. Apply Gaskets Apply Gaskets to Right End HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 14 RL / RLN R LNI Nut Retainer Do not cut wires in Move Cases Together Alignment Pin bumper retainer. Joining Sequence HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 15 SIDE VIEW Splashguard Splashguard Nut Retainer Nut Retainer Joining Sequence for RLNI-W Cases Splice Splice Connector Connector Installing Splashguard Splice Connector HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H 1-10...
  • Page 16: Installing Bumpers

    Bumper End Caps can be adjusted Bumper horizontally to eliminate gaps. Internal Joint Trims Miter Box Full Length Bumpers Starter Bumper HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H 1-11...
  • Page 17: Electrical / Controller / Water / Refrigeration

    An explosion, death, injury and property damage. NOTICE is used to address p physical injury. Safety instructions (or equiva HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H safety-related instruction...
  • Page 18: Plug

    The meaning of any other highlighting conventions used to differentiate safety messages (e.g., text manipulations, indention, etc.) may be explained in collateral materials. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H A1.4...
  • Page 19: Case Electronic Controller

    The controller should not be used for purposes different from those described in this manual. It cannot be used as a safety device. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 20: Corelink Controller

    Additional run-time safeties are incorporated to protect the compressor conditions, etc. and MDS products. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 21 To learn more about CoreLink Case Controllers including instruction manuals and guides, please visit Hussmann.com. https://www.hussmann.com/products/case-controls/case-controls/corelink-case-controller HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 22: Water - (For Condensers)

    1.5 GPM Balancing Valve NOTE: Evaporator coil is one coil with two separate circuits, represented here by showing two separate coils. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 23: Top Mounted Connections Water And Electrical

    TOP MOUNTED CONNECTIONS WATER AND ELECTRICAL Condensing Unit Enclosures Water Line-Outlet Water Line-Inlet Electrical Box with Disconnect Switch HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 24: System Balancing

    Provided by IHS Markit under license with NEMA Licensee=Hussmann Corp/8160899001, User=Trevett, Jaso No reproduction or networking permitted without license from IHS Not for Resale, 02/16/2021 11:49:55 MST HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 25: Refrigeration

    Provided by IHS Markit under license with NEMA Licensee=Hussmann Corp/816089900 No reproduction or networking permitted without license from IHS Not for Resale, 02/16/2021 11:49:55 M HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 26: Compressor Safety

    48 degrees. The controller incorporates a 5-second delay between startup of the two compressors. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H 2-10...
  • Page 27 FRONT OF THE CASE DEFROST TERMINATION SENSOR vIEW FROM FRONT, LEFT HAND END vIEW FROM LH END OF COIL DEFROST TERMINATION SENSOR HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H 2-11...
  • Page 28 WALL SCT TOP Capillary Tube .064 ID Capillary & Suction Tube DETAIL A DETAIL A Secured in Place to avoid Leaks HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H 2-12...
  • Page 29: Drip Piping & Splashguards

    Avoid long runs of drip piping. Long runs make it impossible to provide may be required to prevent sweating. the pitch necessary for good drainage. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 30 No reproduction or networking permitted without license from IHS Not for Resale, 02/16/2021 11:49:55 MST Rotate Water Seal towards back of Merchandiser if required HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 31: Drip Piping Lineup Arrangements

    (Double water seals in series will cause an air lock and comes with the joint kit. Join the splashguards before installing on prevent drainage.) case. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 32: Sealing Splashguards To The Floor

    4. If required by local health codes Cove Trim may be sealed to the floor using a silicone type sealer. Sealant must be removed and replaced when servicing. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 33: Start Up / Operation

    Safety instructions (or equivalent) signs indicate specific safety-related instructions or procedures. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H A1.3 Other Highlighting Conventions The meaning of any other highlighting conventions used to differentiate safety messages (e.g., text...
  • Page 34: Start Up And Operation

    A1.3 Other Highlighting Conventions HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H The meaning of any other highlighting conventions used to differentiate safe manipulations, indention, etc.) may be explained in collateral materials.
  • Page 35: Stocking

    © 2017 National Electrical Manufacturers Association HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H Copyright National Electrical Manufacturers Association Provided by IHS Markit under license with NEMA...
  • Page 36 RLNI-W RLNI-W RLN-W RLNI-SP RLNI-SP RLN-SP LOAD LIMITS LOAD LIMITS LOAD LIMITS COIL COIL COIL HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 37: Installing Fda/Nsf Required Thermometer

    Fits in Price Tag Moldings Suggested Mounting Locations in Multi-deck Merchandisers Hussmann P/N 0429971_C 10/2007 Hussmann P/N 0429971_C 10/2007 Hussmann P/N 0429971_C 10/2007 HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 38: Maintenance

    A1.4 Safety Symbols HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H The meaning of any safety symbols used on safety labels or collateral materials may be explained in The meaning of any safety symbols used on safety labels or collateral materials may b collateral materials.
  • Page 39: Cleaning Honeycomb Assemblies

    The meaning of any safety symbols used on safety labels or collateral materials may be explained in collateral materials. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H © 2017 National Electrical Manufacturers Association...
  • Page 40: Cleaning Stainless Steel Surfaces

    Provided by IHS Markit under license with NEMA Licensee=Hussmann Corp/8160899001, User=Trevett, Jason No reproduction or networking permitted without license from IHS Not for Resale, 02/16/2021 11:49:55 MST HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 41: Service

    3. Remove plug clip and disconnect fan from wiring harness. from freezing to the frames and tearing. 4. Remove fan blade. HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 42: Replacing Electric Defrost Heaters

    11. Replace display pans. Bring merchandiser to operating temperature before restocking. Electric Defrost Bend Tabs on Each Bracket to Release or Secure Heaters HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 43: Replacing Drain Pan Heater

    Heater Clips Drain Heater Offset Heater Clips rro: No refe DETAIL A E rr e n r o c r:e N HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 44: Servicing Vertical Lighting

    (32 mm) Do NOT use Thread Sealer on Drain Fitting! Do NOT use Thread Sealer on Drain Fitting End Section View HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 45: Repairing Aluminum Coil

    12. Cover with a good flexible sealant. NOTE: Hussmann Aluminum melts at 1125°F (607°C) Aladdin 3-in-1 rod at 732°F (389°C) X-Ergon Acid core at 455°F (235°C) HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...
  • Page 46 For General Support or Service Calls contact our Customer Support Call Center 800-922-1919 For ordering Aftermarket Warranty Parts 1-855-Huss-Prt (1-855-487-7778) Hussmann_part_warranty@hussmann.com HUSSMANN CORPORATION • U.S. & CANADA 1-800-922-1919 • BRIDGETON, MO 63044-2483 • MEXICO 1-800-890-2900 • WWW.HUSSMANN.COM • PN 3053328_H...

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