Suburban NT-20SE User Manual

SUBURBAN MANUFACTURING COMPANY
676 Broadway Street
Dayton, Tennessee 37321
USER’S INFORMATION
MANUAL
For Models
NT-16SE • NT-20SE
This book contains instructions for operating and
maintaining the furnace.
INSTALLER: LEAVE THIS MANUAL WITH THE
APPLIANCE.
CONSUMER: RETAIN THIS MANUAL FOR FUTURE
REFRENCE.
Should you require further information, contact your dealer or
nearest Suburban Service Center.
WARNING! Installation of this appliance
must be made in accordance with the
written instructions provided in this
manual. No agent, representative or
employee of Suburban or other person
has the authority to change, modify or
waive any provision of the instructions
contained in this manual.
WARNING! Be sure the furnace and all
ignition systems are “OFF” during any
type of refueling and while vehicle is in
motion or being towed.
WARNING! Improper installation,
adjustment, alteration, service or
maintenance can cause property damage,
personal injury or loss of life. Refer to the
installation instructions and/or owners
manual provided with this appliance.
WARNING: If the information in this
manual is not followed exactly, a fire
or explosion may result causing
property damage, personal injury or
loss of life.
– Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
– WHAT TO DO IF YOU SMELL GAS
• Evacuate all persons from the
vehicle.
• Shut off the gas supply at the gas
container or source.
• Do not touch any electrical switch,
or use any phone or radio in the
vehicle.
• Do not start the vehicle’s engine or
electric generator.
• Contact the nearest gas supplier or
qualified service technician for repairs.
• If you cannot reach a gas supplier or
qualified service technician, contact
the nearest fire department.
• Do not turn on the gas supply until
the gas leak(s) has been repaired.
– Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
Installer: leave this manual with the
appliance.
Consumer: Retain this manual for future
reference.
Due to high temperatures, the unit should be located out of traffic and
away from furniture and draperies.
Children and adults should be alerted to the hazards of high surface
temperatures and should stay away to avoid burns or clothing ignition.
Young children should be carefully supervised when they are in the same
room as the unit.
Clothing or other flammable material should not be placed on or near the
unit.
Any safety screen or guard removed for servicing the unit must be
replaced prior to operating the unit.
The area around the unit must be kept clear from combustible materials,
gasoline and other flammable vapors and liquids.
Installation and repairs should be done by a qualified service person. The
unit should be inspected before use and at least annually by a qualified
service person. More frequent cleaning may be required due to excessive
lint from carpeting, bedding material, etc. It is imperative that control
compartments, burners, and circulating air passageways of the unit be
kept clean.

Suburban NT-20SE Specifications

General

BTU/hr	20, 000
Voltage	12V DC
Input BTU	20, 000
Output BTU	16, 000
Efficiency	80%
Ignition Type	Direct Spark Ignition
Fuel Type	Propane

Summary

User's Information Manual

Critical Safety Precautions

Essential warnings about fire, explosion, and proper usage to prevent injury or damage.

Gas Leak Emergency Procedure

Step-by-step instructions for immediate actions if a gas leak is detected.

Installation & Service Guidelines

Requirements for qualified personnel and proper installation procedures.

Operational Safety & Placement

Advice on unit placement, supervision, and preventing ignition of materials.

Maintenance and Cleaning

User Maintenance Responsibilities

Owner's duties for monthly checks, area clearance, and basic upkeep.

Professional Inspection & Servicing

Requirements for annual inspection, servicing by qualified personnel, and post-service verification.

Critical Operational Safety Checks

Essential checks for venting, burner flame, gas leaks, and airflow during operation.

Warnings Against Improper Repair & Use

Prohibitions against DIY repairs, using damaged parts, and operating with hazards.

Specific Usage and Installation Warnings

Safety notes on vent screens, add-on rooms, and covering vents.

Operating Instructions

Pre-Operation Safety Checks

Crucial steps before startup, including gas checks and reading safety warnings.

Step-by-Step Operation Guide

Sequential instructions for safely starting, operating, and shutting down the furnace.

Gas Valve and System Handling

Guidelines for operating gas shut-off valves and handling water-damaged components.

Turning Off Gas to Appliance

Procedure for safely shutting off the gas supply to the furnace.

Replacement Parts List

Ordering Parts Information

Details required when ordering replacement parts from a dealer or service center.

Parts Identification by Item Number

List of components with part numbers for specific models (NT-16SE, NT-20SE).

Two Year Limited Warranty

Warranty Service and Claims

Procedure for obtaining warranty service and payment guidelines.

Three Year Limited Warranty on Heat Exchanger

Specific warranty coverage for the heat exchanger unit.

Limitations of Warranties

Exclusions and limitations on expressed and implied warranties.

Owner Responsibilities

Items for which the owner is responsible, not covered by warranty.

Product Problem Resolution

Steps to follow when experiencing a product issue, including contacting service centers.