Nordyne B5SM -090 installation instructions Installation Instructions

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B5SM -090/120 SERIES

Installation Instructions

LIGHT COMMERCIAL AIR HANDLER

Vertical Application

Horizontal Application - Rear View

Horizontal Application - Front View

IMPORTANT

Please read this information thoroughly and become familiar with the capabilities and use of your appliance before attempting to operate or maintain this unit. Keep this literature where you have easy access to it in the future. If a problem occurs, check the instructions and follow recommendations given. If these suggestions don’t eliminate your problem, call your servicing contractor.

These instructions are primarily intended to assist qualified individuals experienced in the proper installation of this appliance. Some local codes require licensed installation/ service personnel for this type of equipment. Please read all instructions carefully before starting the installation.

DO NOT DESTROY. PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.

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Contents Vertical Application Horizontal Application Rear View Installation InstructionsPhysical Dimensions Horizontal Nitrogen Important Safety InformationField Connections for Electrical Power Supply Before You Install the Air HandlerGeneral Information Locating the Air HandlerConnecting Refrigerant Tubing AIR Handler Installation Packaging RemovalMinimum Clearance Requirements Horizontal Mounting ApplicationsPressure Drop Across Filters Filter RequirementsElectrical Rating Data Electrical Wiring Startup and Adjustments Pre-Start Check List Unbalanced 3-Phase Supply VoltageMotor Sheave Adjustment ExampleUnit Maintenance Ton Unit Refrigerant Line Connections 2 Ton Unit Refrigerant Line ConnectionsFront View Side View Top View4182 666 Blower Performance DataThree Phase only Notes To yellow wire from economizerGeneral Notes Typical Air conditioner Thermostat Connections Typical Heat Pump Thermostat Connections 7090950 Maintenance Schedule