Table Of Contents - Hussmann Excel FWG Installation & Operation Manual

P/N 0467434_P
ANSI Z535.5 DEFINITIONS . . . . . . . . . . . . v
EXCEL INSTALLATION TOOL LIST . . . v
INSTALLATION
UL Listing . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Federal / State Regulations . . . . . . . . . . . . 1-1
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Shipping Damage . . . . . . . . . . . . . . . . . . . 1-2
Unloading . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Serial Plate Location . . . . . . . . . . . . . . . . . 1-2
Exterior Loading . . . . . . . . . . . . . . . . . . . . 1-3
Merchandisers Shipped with
End Installed . . . . . . . . . . . . . . . . . . . . . . 1-3
Shipping Braces . . . . . . . . . . . . . . . . . . . . . 1-3
Shipping Rider . . . . . . . . . . . . . . . . . . . . . . 1-3
Merchandiser Leveling . . . . . . . . . . . . . . . 1-3
Joining Instruction
. . . . . . . . . . . . . . . . . . . . . .
Joining Merchandisers in Line . . . . . . . . . 1-6
Joining End Merchandiser to
Wide Island . . . . . . . . . . . . . . . . . . . . . . . 1-9
Parent to Parent Installation KEY . . . . . . . . . . . 1-11
Parent to End Installation KEY . . . . . . . . . . . . . 1-13
Fasten End Frames . . . . . . . . . . . . . . . . . . . . . . . . 1-14
Seal Merchandisers . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Install Splashguard Brackets . . . . . . . . . 1-15
Replacing Interior Panels and Discharge
Air Louvers . . . . . . . . . . . . . . . . . . . . . . . 1-15
Offsetting Bumper . . . . . . . . . . . . . . . . . . 1-16
Bumper Removal . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
Offsetting Bumper (for End Merchandisers) . . . . 1-18
Offsetting Bumper (for Merchandiser Lineup) . . 1-19
Offsetting Plastic Top Rail . . . . . . . . . . . 1-20
Optional Stainless Steel Top Rail . . . . . . 1-21
Installing Flue Glass - FNG & FIG . . . 1-22
Installing Flue Glass Clamp
(FWGH & FWEGH) . . . . . . . . . . . . . . . 1-22
Installing Partitions . . . . . . . . . . . . . . . . . 1-22
Installing End Assemblies . . . . . . . . . . . . 1-23
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TABLE OF CONTENTS

1-5
IMPORTANT
®
KEEP IN STORE FOR FUTURE REFERENCE
Quality that sets industry standards!
12999 St. Charles Rock Road • Bridgeton, MO 63044-2483
®
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© 2021 Hussmann Corporation
REFRIGERATION / ELECTRICAL
Refrigerant . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Refrigerant Piping . . . . . . . . . . . . . . . . . . . 2-1
Connection Location . . . . . . . . . . . . . . . . . . . . . . . 2-1
Multiplexing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Line Sizing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Oil Traps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Pressure Drop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Insulation . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Branch Line Piping . . . . . . . . . . . . . . . . . . 2-3
Suction Line - All Defrost . . . . . . . . . . . . . . . . . . . 2-3
Liquid Line - Off-time and Electric Defrost . . . . . 2-4
Liquid Line - Koolgas Defrost . . . . . . . . . . . . . . 2-4
Front to Rear and/or End Interconnects . 2-5
Refrigeration Thermostat . . . . . . . . . . . . . 2-5
Defrost Termination Thermostat . . . . . . . 2-5
CDA Sensor (Optional) . . . . . . . . . . . . . . 2-5
Merchandiser Electrical Data . . . . . . . . . . 2-6
Field Wiring . . . . . . . . . . . . . . . . . . . . . . . . 2-6
Electrical Connections . . . . . . . . . . . . . . . . 2-6
Identification of Wiring . . . . . . . . . . . . . . . 2-6
Wiring Color Code . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
DRIP PIPING AND SPLASHGUARDS
Waste Outlet and Water Seal . . . . . . . . . . . 3-1
Installing Drip Piping . . . . . . . . . . . . . . . . . 3-2
Drip Piping Lineup Arrangements
Installing Splashguards . . . . . . . . . . . . . . . 3-4
Installing Splashguards on End and End Case . . . . 3-6
3-3
. . . . . . .
C P
ontinued on age iv
iii
.