Hussmann MicroSC ISMGG2DA-A Installation & Operation Manual

Hussmann MicroSC ISMGG2DA-A Installation & Operation Manual

Medium temperature self contained horizontal merchandiser with r-290 refrigerant

Advertisement

Æ
ISMGG2DA-A
Medium Temperature Self Contained
Horizontal 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
Installation &
a propane leak has occurred. Do not let any persons
back into the store until the qualified service technician
Operation Manual
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.
P/N 3110586_A
February 2020
IMPORTANT
Keep in store for future reference!
Spanish 3110587
MANUAL- I/O ISMGG2DAA

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the MicroSC ISMGG2DA-A and is the answer not in the manual?

Questions and answers

Summary of Contents for Hussmann MicroSC ISMGG2DA-A

  • Page 1 Æ ISMGG2DA-A Medium Temperature Self Contained Horizontal 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 • Component parts are designed for propane and non-incendive and non-sparking. Component parts shall only be replaced with identical repair parts. FAILURE TO ABIDE BY THIS WARNING COULD RESULT IN AN EXPLOSION, DEATH, INJURY AND PROPERTY DAMAGE. P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 1 800-890-2900 • www.hussmann.com...
  • Page 3: Table Of Contents

    LED ....... . . 3-4 Hussmann Product Control ....1-1 KDE PLUS Buttons .
  • 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 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 1 800-890-2900 • www.hussmann.com...
  • Page 5: Installation

    All equipment should be thoroughly examined open doors or windows, etc. to create air cur- for shipping damage before and during rents around the merchandiser. unloading. This equipment has been carefully ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 6: Self Contained Location

    Air intake through side grille Air intake FRONT VIEW Air exhaust near through Keep discharge and intake areas free bottom grille bottom grille from air currents. Side View P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 7: Model Description

    Do NOT stand or walk on top of Do NOT remove shipping crate until the merchandiser. Do not store items or merchandiser is positioned for installation. flammable materials atop the unit. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 8 Maximum fork opening is 29 ½ inches in order to avoid damaging the casters. Taller Case Forklift Direction P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 9 (both sides of the case) in order to set the case to its final location. Power Cord Shipping Braces Maximum Forklift Opening is 29 ½ inches ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 10: Merchandiser Leveling

    To avoid these impacts, it is required to install a floor bumper (or alike) around the case or other type of protection to prevent damage to the wood. Serial Plate P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 11: Condensing Unit Access

    Pull Wood Front Panel PULL WOOD PANEL to the Right END TO THE RIGHT ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. UNLESS OTHERWISE SP NOTES: DIMENSIONS ARE IN IN 1. APPLICABLE STANDARDS / SPECIFICATIONS ASME Y14.5M-1994, DIMENSIONS AND TOLERANCES 2.
  • Page 12 Pull Wood Front Panel Pull Wood Front Panel to the Left to the Left Condensing Unit Condensing Unit Condensing Unit Baffle Condensing Unit Baffle Elecrical Control Box Electrical Control Box P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 13: Self-Contained Refrigeration 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 14 1-10 INSTALLATION NOTES: P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 15: Electrical / Refrigeration

    • 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. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 16: Before Beginning A Service Or Repair

    P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 17: Replacing Refrigeration System Components

    ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 18 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 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 19: Start Up / Operation

    Press “SET” again to select the change. 4. The average shelf temperature of 30°F is End Grille End Grille Main Main recommended for meat (controller setpoint is Switch Switch 16.5°F). ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 20: Key Function

    ±1.0° for temperatures above +25°C ±0.5° for temperatures between -30°C and +25°C Accuracy: 1 or 0.1°C Resolution: ±1.0° for temperatures above +25°C Buzzer: Resolution: 1 or 0.1°C Buzzer: P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 21: Connections

    Open Collector Output (OC). 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. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. RTN400 Page 8/130...
  • Page 22: Led

    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. P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com RTN400 Page 16/130...
  • Page 23: Kdeplus Buttons

    When pressed during (if active) 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. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 24: Setpoint

    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. P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com RTN400 Page 21/130...
  • Page 25 33 32 31 30 29 28 27 26 2524 23 22 21 20 19 18 KEYB KEYB 15 cm. 15 cm. MAX. MAX. OUT2 OUT3 OUT1 OUT4 OUT4 OUT2 OUT3 OUT1 10 11 12 13 14 2 3 4 5 6 7 8 9 ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 26 Defrosts are time initiated and temperature 41°F. The compressor will cycle off 21°F and terminated. The defrost setting is factory set as back on at 41°F. shown above. P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 27: Start Up

    Front Glass STOCKING LOAD LIMIT LOAD LIMIT Product should NOT be placed inside the merchandisers until merchandisers are at proper operating temperature. Allow merchandiser 24 hours to operate before loading product. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 28 3-10 STARTUP / OPERATION NOTES: P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 29: Maintenance

    DO NOT use ammonia-based cleaners on acrylic parts. Solvent, oil or acidic based cleaners on any interior surfaces. Do not use high pressure water hoses. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 30: Cleaning Discharge Honeycomb

    A dirty condenser blocks normal airflow coil fins. Always wear gloves and protective through the coils. eye wear when cleaning near sharp coil fins and dust particles. SHUT FANS OFF DURING CLEANING PROCESS. P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 31: Cleaning Evaporation Pan

    1. Use steel wool to smooth out the surface area of the bumper. 2. Clean area. 3. Apply vinyl or car wax and polish surface for a smooth glossy finish. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 32: Equipment Maintenance Checklist

    Verify unit doors and lids work and are sealed correctly. Verify that all the panels, shields and covers are in place. Technician Notes: Form HSCW03 Rev-29 OCTOBER13 0525210_C P/N 3110586_A 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. Figure C. Condenser fan motor screws 10. Reverse the process and make sure everything is in place. ISMGG2DAA Merchandisers HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
  • Page 34 Plenum Plenum Product will be degraded and may spoil if allowed to sit in a non-refrigerated area. Note: Plenum length and number of fans will vary with model. P/N 3110586_A U.S. & Canada 1-800-922-1919 • Mexico 01 800-890-2900 • www.hussmann.com...
  • Page 35 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...
  • Page 36 Hussmann Corporation 12999 St. Charles Rock Road Bridgeton, MO 63044-2483 www.hussmann.com...

Table of Contents