Nortek B6VMMX - User Manual

AIR HANDLER
B6BM, B6EM, & B6VM SERIES
INSTALLATION INSTRUCTIONS
IMPORTANT
ATTENTION INSTALLERS:
It is your responsibility to know this product better than your customer. This includes being
able to install the product according to strict safety guidelines and instructing the customer on
how to operate and maintain the equipment for the life of the product. Safety should always be
the deciding factor when installing this product and using common sense plays an important
role as well. Pay attention to all safety warnings and any other special notes highlighted in the
manual. Improper installation of the furnace or failure to follow safety warnings could result in
serious injury, death, or property damage.
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.
Return these instructions to the customer’s package for future reference.
DO NOT DESTROY. PLEASE READ CAREFULLY & KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.

Nortek B6VMMX Specifications

General

Brand	Nortek
Model	B6VMMX
Category	Air Handlers
Language	English

Summary

Important Safety Information

Electrical Shock, Fire or Explosion Hazard

Safety warning regarding electrical hazards during servicing.

Nitrogen Handling Precautions

Caution about nitrogen charge and handling.

Installation Requirements and Codes

Qualified Installer and Code Compliance

Warning about installation by qualified individuals and adherence to codes.

Air Handler Installation Procedures

Filter Installation Warning

Safety warning against operating the unit without a filter or with doors removed.

Refrigerant Line Connections

Nitrogen Charge Safety Warning

Safety warning regarding handling refrigerant and nitrogen charge.

Electrical Safety During Servicing

Safety warning about electrical hazards during servicing.

Refrigerant Line Connection Details

Connecting Refrigerant Linesets

Procedures for connecting refrigerant linesets.

Brazing Refrigerant Lines Caution

Precaution for brazing refrigerant lines to prevent damage.

Condensate Drainage Procedures

Unit Leveling for Drainage

Caution about ensuring the unit is level for proper condensate drainage.

Condensate Trap Installation Importance

Warning about the consequences of not installing a trap for condensate.

Electrical Connections and Grounding

Electrical Safety Precautions

Safety warning about electrical hazards during servicing.

Grounding Requirements

Warning and requirements for proper unit grounding.

Startup and Adjustments

Pre-Startup Inspection Checklist

Pre-startup inspection checklist for the unit.

Air Circulation and Blower Control

Blower Configuration and Speed Control

High Efficiency Motor Configuration

Blower Settings and Troubleshooting

Troubleshooting Common Issues

Common issues and checks for air handler operation.

Unit Maintenance Procedures

Electrical Safety During Maintenance

Safety warning about electrical hazards during servicing.

Air Filter Selection and Care

Refrigerant Charging Warnings

Thermostat Wiring Diagrams

Typical Thermostat Connection Configurations

Wiring Diagrams

B6 BM Wiring Diagram

Wiring diagram for the B6BM air handler.

Wiring Diagrams (continued)

B6 EM Wiring Diagram

Wiring diagram for the B6EM air handler.

B6 VM Wiring Diagram

Wiring diagram for the B6VM air handler.

Installation Checklist

Installation Verification Checklist Items

Checklist items for verifying clearances, leveling, drainage, and owner review.