Nordyne 072C-12 User Manual

Installation Instructions
Do not store or use gasoline
or other flammable vapors
and liquids in the vicinity of
this or any other appliance.
DO NOT DESTROY. PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.
FOR YOUR SAFETY
WARNING:
Improper installation,
adjustment, alteration,
service, or maintenance can
cause injury or property
damage. Refer to this
manual. For assistance or
additional information
consult a qualified installer,
service agency, or the gas
supplier.
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. Read all
instructions carefully before starting the installation.
FOR YOUR SAFETY
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any
appliance.
• Do not touch any electrical
switch; do not use any
phone in your building.
• Immediately call your gas
supplier from a neighbor's
phone. Follow the gas
supplier's instructions.
• If you cannot reach your gas
supplier, call the fire
department.
• Extinguish any open flame.
80+ High Efficiency Upflow/Horizontal and Downflow
with Variable Speed Blower
Residential Gas Furnaces
!
*RK 80+ Downflow
*RA 80+ Upflow

Nordyne 072C-12 Specifications

General

Brand	Nordyne
Model	072C-12
Category	Furnace
Language	English

Summary

Safety Information

Location

Describes proper placement and environmental considerations for furnace installation.

Clearances to Combustibles

Details minimum distances required from the furnace to combustible materials.

Venting and Combustion Air Requirements

Installation In An Unconfined Space

Installation In A Confined Space

Horizontal Furnace Installation

Venting Requirements

Category I - Common Venting

Category III: Horizontal Venting

Horizontal Venting For Upflow Models

Horizontal Venting: *RK Models

Gas Supply and Piping

Leak Check

High Altitude Application

Natural Gas High Altitude Conversion

LP/Propane Gas Sea Level and High Altitude Conversion

Electrical Wiring

Line Voltage Wiring

Low Voltage Wiring

Start-Up and Adjustments

Verifying and Adjusting Firing Rate

Procedures for checking and adjusting the furnace's gas firing rate for optimal performance.

Configuring the Blower

Instructions for setting up the variable speed blower motor for optimal system performance.

Selecting Heat Airflow

How to select the correct heat airflow settings based on furnace input and desired temperature rise.

Selecting The Cooling/Heat Pump Airflow

Guidance on choosing appropriate airflow settings for cooling and heat pump operation.

Verifying and Adjusting Temperature Rise

Method for checking and adjusting the temperature rise across the furnace.

Verifying Burner Operation

Steps to confirm proper burner ignition and flame characteristics.

Verify Operation of the Supply Air Limit Switch

Procedure to test the function of the supply air limit switch.

Maintenance

Vent System

Air Filter(s)

Lubrication

Blower Compartment

Heat Exchanger and Burner Maintenance