Table Of Contents - Hussmann microSC MNGSC8-A Installation & Operation Manual

P/N 3113125_A
ANSI Z535.5 DEFINITIONS . . . . . . . . . . vi
INSTALLATION
UL Listing . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Federal / State Regulation . . . . . . . . . . . . 1-1
Hussmann Product Control . . . . . . . . . . . 1-1
Shipping Damage . . . . . . . . . . . . . . . . . . . 1-1
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Self Contained Location . . . . . . . . . . . . . . 1-2
Model Description . . . . . . . . . . . . . . . . . . 1-3
Unloading . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Exterior Loading . . . . . . . . . . . . . . . . . . . . 1-3
Shipping Skid . . . . . . . . . . . . . . . . . . . . . . 1-3
Merchandiser Leveling . . . . . . . . . . . . . . . 1-3
Serial Plate Location . . . . . . . . . . . . . . . . . 1-4
Refrigeration Unit Access . . . . . . . . . . . . . 1-4
Sealing Merchandiser to Floor . . . . . . . . . 1-4
Self-Contained Refrigeration Equipment
Start Up Check List . . . . . . . . . . . . . . . . 1-5
ELECTRICAL / REFRIGERATION
Merchandiser Electrical Data . . . . . . . . . . 2-1
Field Wiring . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Electrical Connections . . . . . . . . . . . . . . . . 2-1
Electrical Outlet . . . . . . . . . . . . . . . . . . . . . 2-1
Refrigeration (Self Contained Models) . . 2-1
Refrigeration System Layout . . . . . . . . . . . 2-2
Waste Outlet and Water Seal . . . . . . . . . . 2-2
Before Beginning any Service or Repair . . 2-3
Replacing Refrigeration Components . . . 2-4
Steps to Recover Refrigerant . . . . . . . . . . 2-4
Charging . . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
Waste Outlet and Water Seal . . . . . . . . . . 2-6
Installing Drip Piping . . . . . . . . . . . . . . . . 2-7
Drip Piping Lineup Arrangements . . . . . . 2-8
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A.

TABLE OF CONTENTS

START UP / OPERATION
Controller Operation . . . . . . . . . . . . . . . . . 3-1
Connections . . . . . . . . . . . . . . . . . . . . . . . . 3-2
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
KDEPLUS Buttons . . . . . . . . . . . . . . . . . . 3-4
Setpoint: Setting and Edit Lock . . . . . . . . 3-5
Display Probes Value . . . . . . . . . . . . . . . . . 3-5
Key-Activated Functions . . . . . . . . . . . . . . 3-5
Typical Sensor Location . . . . . . . . . . . . . . 3-6
Controls and Adjustments . . . . . . . . . . . . 3-7
Load Limits . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Stocking . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Thermometer . . . . . . . . . . . . . . . . . . . . . . . 3-8
MAINTENANCE
Care and Cleaning . . . . . . . . . . . . . . . . . . . 4-1
Removing Scratches from Bumper . . . . . . 4-2
Cleaning Under Fan Plenum . . . . . . . . . . 4-2
Cleaning Discharge Air Honeycomb . . . . 4-2
Cleaning Stainless Steel Surfaces . . . . . . . 4-3
Cleaning Condenser Air Filter . . . . . . . . . 4-3
Cleaning Coils . . . . . . . . . . . . . . . . . . . . . . 4-3
Cleaning Evaporation Pan . . . . . . . . . . . . 4-4
Self-Contained Refrigeration Equipment
Maintenance Check List . . . . . . . . . . . . . 4-5
SERVICE
Replacing Fan Motors and Blades . . . . . . 5-1
Troubleshooting Guide . . . . . . . . . . . . . . . 5-2
WARRANTY
MNGSC8-A Self Contained Merchandisers
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