Hussmann microSC GSVM A Series Installation & Operation Manual
Hussmann microSC GSVM A Series Installation & Operation Manual

Hussmann microSC GSVM A Series Installation & Operation Manual

Medium temperature self contained open vertical merchandiser

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Æ
GSVM-A
Medium Temperature Self Contained
Open Vertical Merchandiser
WARNINGS:
with R-290 Refrigerant
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
Installation &
has arrived and that technician advises that it is safe to
return to the store. No open flames, cigarettes or other
Operation Manual
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.
P/N 3109358_B
February 2020
IMPORTANT
Keep in store for future reference!
Spanish 3109361
MANUAL- I/O GSVM-A

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  • Page 1 Æ GSVM-A Medium Temperature Self Contained Open Vertical Merchandiser WARNINGS: with R-290 Refrigerant 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.
  • Page 2 P/N 3109358_B BEFORE YOU BEGIN Read these instructions completely and carefully. PERSONAL PROTECTION EQUIPMENT (PPE) Personal Protection Equipment (PPE) is required whenever installing or servicing this equipment. Always wear safety glasses, gloves, protective boots or shoes, long pants, and a long-sleeve shirt as required when installing or servicing this equipment. 1.
  • Page 3: Table Of Contents

    Sensor to Control Hussmann Product Control . . . . . . . . . . . . . . 1-1 Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6 Shipping Damage .
  • Page 4: Ansi Z535.5 Definitions

    Case ventilation openings must be clear of any obstructions. Do not damage the refrigerant Do not use electrical appliances inside the food circuit. storage compartments of the case. P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 5: Installation

    . This equipment has been carefully windows, etc . to create air currents around the inspected at our factory . merchandiser . GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 6: Self Contained (Location)

    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. P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 7: Unloading

    Do NOT remove shipping crate until the merchandiser is positioned for installation. Do NOT stand or walk on top of merchandiser. Do not store items or flammable materials atop the unit. GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 8: Merchandiser Leveling

    . NOTE: Do not allow trim to cover any intake or discharge grilles located in the lower front panel . P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 9: Equipment Start Up Check List

    LEGAL DISCLAIMER: Hussmann shall not be liable for any repair or replacements made without the written consent of Hussmann, or when the product is installed or operated in a manner contrary to the printed instructions covering installation and service which accompanied such product.
  • Page 10 NOTES: P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 11: Electrical / Refrigeration

    Risk of Electric Shock. If cord or plug Merchandiser must be grounded. becomes damaged, replace only with Do not remove the power supply cord ground. a cord and plug of the same type. GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 12: Refrigeration (Self Contained Models)

    . or replacing any electrical component. This includes, but is not limited to, such items as doors, lights, fans, heaters, and thermostats. P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 13: Refrigeration System

    P/N 3109358_B REFRIGERATION SYSTEM (Views below show slide out refrigeration system) Slide out condensing unit tray by the handle as indicated by the label. GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 14 . and that technician advises that it is safe to return to the store . P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 15: Replacing Refrigeration

    . GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 16 . Remove all service ports . If a Schrader valve is used on the compressor service tube, it must be removed and the previous steps followed in order to braze the service tube shut . P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 17: Start Up / Operation

    . The Differential is the non-adjustable pre programmed temperature . c . The Control is designed to read and display a cabinet temperature not a product temperature . GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 18 Not Used TTL Unicard/DMI/Multi Function Key connection OUT4 Shared Terminal 34-35-36 RS485. Connection 1 - Supervision Gateway. N.O. OUT4 37-38-39 RS485. Connection 2 - Supervision Gateway. P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com RTN400 Page 8/130...
  • Page 19 When the instrument is powered on it performs a lamp test, during which time the display and LEDs will flash for several seconds to check that they all function correctly. GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 20 Opens the Programming Menu start-up it enables • Opens Machine Status menu (User and Installer parameters) the user to select the • Confirms commands application to be loaded. P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 21 Deep cooling cycle • Opens Machine Status menu (User and Installer parameters) the user to select the Start/end defrost • Confirms commands application to be loaded. GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. RTN400 Page 21/130...
  • Page 22 Inside Back 3 INSIDE BACK Center of Coil CENTER OF COIL P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com UNLESS OTHERWISE SPECIFIED NOTES: DIMENSIONS ARE IN INCHES. 1. APPLICABLE STANDARDS / SPECIFICATIONS ASME Y14.5M-1994, DIMENSIONS AND TOLERANCES 2.
  • Page 23 Defrosts are time initiated and temperature The compressor will cycle off 21°F and back terminated . The defrost setting is factory set as on at 40°F . shown above . GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 24: Load Limits

    To replace: remove the two screws securing the thermometer to its mounting bracket . Remove the sensing element from the clip, and install the new thermometer in reverse order . P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 25: Shelf Maximum Weight Limits

    . Exceeding the indicated maximum weight load limits con- stitutes misuse as described in the Hussmann Limited Warranty . GSVM-4060A has two standard shelves for product display . The 13 in . shelf should be positioned above the 15 in .
  • Page 26 3-10 startup operation NOTES: P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 27: Maintenance

    Allow merchandisers to dry before resuming coated glass . DO NOT use ammonia-based operation . After cleaning is completed, turn on cleaners on acrylic parts . power to the merchandiser . GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 28: Cleaning Discharge Honeycomb

    Allow glass fronts, to surface. Water must not drip down the case! warm before applying hot water. Never use ammonia based cleansers, abrasive cleansers, or scouring pads. P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 29: Cleaning Under Display Pan

    Always Wear gloves and protective eye wear when servicing. Turn off evaporation pan heater, and allow pan to cool. SHUT FANS OFF DURING CLEANING PROCESS. GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 30: Cleaning Coils

    Do not puncture coils! Do not bend fins . Contact an authorized service technician if a coil is punctured, cracked, or otherwise damaged . P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 31: Maintenance Check List

    Verify unit doors and lids work and are sealed correctly. Verify that all the panels, shields and covers are in place. Technician Notes: 0525210_C Form HSCW03 Rev-29 OCTOBER13 GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 32 NOTES: P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 33: Service

    8 . Change the failed part . 9 . If the only damaged part is the motor, remove blade . 10 . Reverse the process and make sure everything is in place . GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 34: Replacing Evaporation Fan

    (Fig . C) . 8 . Change the failed heater . 9 . Reverse the process and make sure REMOVE ELECTRICAL everything is in place . HEATER FROM BOTH CLIPS P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 35: Motors And Blades

    10 . Reverse the process and make sure remove evaporator cover Fig A everything is in place . Figure A. Remove screws attaching cover to fan plenum. Figure B. Screws attaching plenum bracket to fan assembly. GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 36: Led Fixture Replacement

    Product will be degraded and may spoil if allowed to sit in a non-refrigerated area. P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 37: Troubleshooting Guide

    2 . Control sensing element not 2 . Assure proper contact in positive contact 3 . Leak check, replace drier 3 . Short on refrigerant evacuate and recharge GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 38: Troubleshooting Light Guide

    . The each trim piece for the GSVM-4060A model . skirt kit clamps to the legs . P/N 3109358_B U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 39 3 inches high . Wire Cross Divider — This is a 3 inch high and 4 inch-long divider that could be ordered to be used with the wire partition kit above . GSVM-A Open Vertical Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 40 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 October 2012...

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