Maytag B6BM series 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.

Maytag B6BM series Specifications

General

Product Type	Air Handler
Series	B6BM
Voltage	208/230V
Phase	1
Cooling Capacity (BTU/h)	Up to 60, 000
Motor Type	ECM
Filter Type	Standard
Insulation	Fiberglass
Stages	Multi-stage

Summary

Important Safety Information

Requirements & Codes

Air Handler Installation

Upflow Installations

Downflow Installations

Horizontal Installations

Refrigerant Line Connections

Orifice Removal & Installation

Steps for checking and replacing the refrigerant orifice if needed.

Connecting the Linesets

Methodology for securely connecting the refrigerant linesets.

Condensate Drainage

Electrical Connections

Pre-Electrical Checklist

Essential checks before performing electrical wiring.

Line Voltage

Guidance on connecting the unit to the main power supply.

Grounding

Critical safety instructions for properly grounding the unit.

Thermostat Connections

Wiring instructions for connecting the thermostat to the unit.

Control Board

Information on the unit's control board functions and operation.

Heater Kits

Startup & Adjustments

Before You Start the Unit

Pre-startup inspections and checks to ensure readiness.

Refrigerant Charging

Steps for properly evacuating and charging the system with refrigerant.

Air Circulation

Methods for setting and verifying blower speeds for optimal airflow.

Selecting Minimum Electric Heat Airflow

Procedure to set the minimum airflow for electric heat operation.

Blower Configurations

Determining Nominal System Capacity

3-Speed Units

High Efficiency Units (Variable & Fixed Speed)

Troubleshooting

Wiring Diagram

Installation / Performance Check List