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Suburban Airxcel Suburban NT-16SEQ User Manual

Suburban Airxcel Suburban NT-16SEQ
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USER’S INFORMATION MANUAL
NT-16SEQ ● NT-20SEQ
This book contains instructions covering the operation and maintenance of your furnace. Keep
with unit at all times. INSTALLER: LEAVE THIS MANUAL WITH THE APPLIANCE. CONSUMER:
RETAIN THIS MANUAL FOR FUTURE REFERENCE. 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
FIRE, EXPLOSION AND
ASPHYXIATION HAZARD
Improper adjustment, alteration, service,
maintenance or installation can cause property
damage, personal injury or loss of life. Refer
to the Installation instructions and/or owners
manual provided with this appliance.
Read and follow instructions and precautions
in User’s Information Manual provided with
this furnace. Installation and service must be
performed by a qualied service agency or the
gas supplier.
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
If the information in this manual is not followed
exactly, a re or explosion may result causing
property damage, personal injury or loss of life.
676 Broadway Street
Dayton, Tennessee 37321
423-775-2131
www.AIRXCEL.com
PN: 205578
05-22-2018
FOR YOUR SAFETY
DO NOT STORE OR USE GASOLINE OR
OTHER FLAMMABLE VAPORS AND LIQUIDS
IN THE VICINITY OF THIS OR ANY OTHER
APPLIANCE.
WARNING
FIRE OR EXPLOSION HAZARD
Failure to follow safety warning exactly
could result in serious injury, death or
property damage.
— Do not store or use gasoline or other
ammable 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 o󰀨 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
qualied service technician for repairs.
If you cannot reach a gas supplier or
qualied service technician, contact
the nearest re department.
Do not turn on the gas supply until the
gas leak(s) has been repaired.
— Installation and service must be
performed by a qualied installer, service
agency or the gas supplier.
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Suburban Airxcel Suburban NT-16SEQ Specifications

General IconGeneral
ModelNT-16SEQ
Heating Capacity16, 000 BTU/hr
Fuel TypePropane
Efficiency Rating80%
IgnitionDirect Spark Ignition
Voltage12V DC
TypeFurnace

Summary

General Safety and Warnings

Installation Warnings

General warnings regarding proper installation procedures for the appliance.

Fire, Explosion, and Asphyxiation Hazards

Hazards associated with improper adjustment, alteration, or service.

Manual Usage Precautions

Instructions on reading and following the manual for safe operation.

Operation Safety During Refueling

Safety measures to ensure systems are OFF during refueling or towing.

Consequences of Non-Compliance

Warnings about potential fire or explosion from not following manual instructions.

Flammable Material Storage Warning

Prohibits storing or using flammable liquids near the appliance.

Gas Leak Safety Procedures

Step-by-step actions to take if a gas leak is detected.

Carbon Monoxide and High Temperature Safety

Carbon Monoxide Poisoning Hazard

Risk of poisoning from combustion product infiltration into the building.

Ventilation and Obstruction Checks

Ensuring proper sealing and non-obstruction of furnace vents.

High Temperature Safety Precautions

Keeping the unit away from traffic and flammable materials.

Maintenance and Cleaning Warnings

Consequences of improper maintenance leading to hazards.

Wiring and Polarity Caution

Cautionary notes on wiring during servicing for safe operation.

Soot Detection and Furnace Operation

Monthly inspection for soot on vent and immediate shutdown if found.

Venting and Termination Inspection

Ensuring furnace venting is free from obstructions and properly terminated.

Vent Screens and Parts Warning

Warning against using non-factory parts or vent screens.

Burner Flame Observation

Guidance on observing burner flame for correct operation and troubleshooting.

Furnace Area Maintenance

Importance of keeping the furnace and surrounding area clean.

Operation and Installation Safety

Overheating and Gas Shut-off Procedure

Procedure to shut off gas supply in case of overheating.

Appliance Repair Prohibition

Prohibition against self-repair and requirement for qualified service.

Ducting and Venting Restrictions

Warnings against restricting ducting or covering the vent.

Hot Surface and Air Booster Warnings

Cautions regarding hot registers and air booster installations.

Flammable Material Placement

Prohibition of placing flammable materials near the appliance.

Adherence to Operating Instructions

Emphasis on following all operating instructions precisely.

Add-on Room Venting Considerations

Safety guidelines for venting furnaces in relation to add-on structures.

Annual Furnace Inspection

Requirement for annual inspection by a qualified service agency.

Combustion Product Venting

Ensuring proper venting of combustion products to the atmosphere.

Base and Piping Inspection

Inspecting the furnace mounting base and gas piping for deterioration.

Gasket and Airflow Inspection

Checking combustion chamber, gaskets, and air inlets for proper function.

Operating Procedures and Ignition

Vehicle Operation Warning

Prohibition of operating the furnace while the vehicle is moving.

Initial Firing Smoking Note

Information about potential smoking during the first use.

Pre-Operation Safety Check

Crucial safety warnings and instructions to read before operating.

Ignition Device Operation

Details on the automatic ignition device, not manual lighting.

Gas Smell Check Procedure

Procedure for checking for gas smell before operating the furnace.

Flood Damaged Furnace Warning

Warning against using furnaces that have been submerged in water.

Startup Sequence

Step-by-step guide for starting the furnace operation.

Burner Ignition Cycle

Instructions for initiating the blower and ignition sequence.

Burner Ignition Troubleshooting

Procedure for handling ignition failures after multiple attempts.

Shut Down Procedure

Instructions for safely shutting down the furnace.

Maintenance and Troubleshooting

Gas Smell Verification Post-Startup

Verifying gas smell after initial startup procedures.

Gas Supply Valve Operation

Correct operation of manual and propane tank gas supply valves.

Thermostat Setting for Operation

Setting the thermostat to initiate blower and heating cycles.

Burner Flame Observation Figures

Visual guides for correct and incorrect burner flame appearance.

Cleaning Combustion Chamber

Procedure for cleaning the combustion chamber using compressed air.

Safety and Usage Guidelines

Gas Smell Check and Action

Procedure for detecting and responding to gas odors.

Overheating and Electrical Shut-off

Procedure for shutting off gas and electrical supply during overheating.

Qualified Service Requirements

Emphasis on using qualified personnel for repairs and inspections.

Ducting and Venting Safety

Warnings against restricting ducting and ensuring proper venting.

Hot Surface and Airflow Restrictions

Cautions regarding hot surfaces and not restricting airflow.

Flammable Materials and Operating Instructions

Prohibiting flammable materials and stressing adherence to instructions.

Add-on Room and Venting Safety

Safety considerations for venting in relation to additional structures.

Annual Inspection Recommendations

Importance of annual inspection by a qualified service agency.

Combustion Product Venting Imperative

Ensuring combustion products are vented outside the building.

Component Inspection Guidelines

Instructions for inspecting furnace base, piping, gaskets, and air inlets.

Safety and Maintenance

Carbon Monoxide Poisoning Danger

Risk of severe injury or death from CO poisoning due to infiltration.

Ventilation Opening Sealing

Ensuring outside wall openings around vents are sealed.

Vent Obstruction Checks

Checking furnace vent and air intake terminals for obstructions.

High Temperature Area Placement

Locating the unit away from traffic, furniture, and draperies.

Supervision of Children

Importance of supervising children in the vicinity of the unit.

Flammable Material Prohibition

Preventing placement of flammable materials on or near the unit.

Safety Screen Replacement

Requirement to replace safety screens removed for servicing.

Clearance of Combustible Materials

Keeping the area around the unit clear of combustibles and vapors.

Installation and Repair Qualifications

Mandating installation and repairs be done by qualified personnel.

Soot and Obstruction Inspection

Periodic inspection for soot and obstructions in the furnace.

Burner Flame Appearance

Observing the main burner flame for correct blue flame appearance.

Furnace Cleanliness

Importance of keeping furnace clean, especially during high lint periods.

Motor Lubrication

Note that the motor is permanently lubricated and needs no oiling.

Clearance of Flammable Vapors

Keeping furnace area clear of flammable materials, gasoline, and vapors.

Vent Obstruction During Trailer Operation

Checking vent obstruction, especially with trailer doors open.

Airflow and Combustion Air

Warning against restricting combustion air or warm air circulation.

Gas Smell and Immediate Action

Procedure for gas smell detection, including evacuation and shut-off.

Erratic Cycling or Ignition Delays

Action to take if the furnace cycles erratically or delays ignition.

Important Safety and Operational Instructions

Vehicle Motion Warning

Prohibition against operating the furnace while the vehicle is in motion or towed.

First Use Smoking Note

Information about potential smoking during initial furnace firing.

Pre-Operation Safety and Warnings

Crucial safety advice and warnings to read before operating the appliance.

Ignition System Operation

Appliance has an automatic ignition device; do not light by hand.

Gas Leak Detection Procedure

Instructions for smelling for gas around the appliance area before operating.

Flood Damaged Appliance Warning

Warning against using appliances that have been submerged in water.

Gas Leak Response Steps

Detailed steps to follow if a gas odor is detected.

Installation and Service Personnel

Requirement for installation and service by qualified personnel.

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