Table of Contents

Safety

2

Service Hints

17

Local Codes

4

Technical Service

17

Unpacking

4

Troubleshooting

18

Product Identification

4

Specifications

21

Product Features

4

Accessories

21

Air For Combustion and Ventilation

5

Parts

22

Installation

7

Replacement Parts

25

Operation

13

Service Publications

25

Inspecting Heater

16

Parts Central

25

Cleaning

16

Warranty

26

Safety

WARNING: Improper installation, adjustment, alteration, service or main- tenance can cause injury or property damage. Refer to this manual for correct installation and operation- al procedures. For assis- tance or additional infor- mation consult a qualified installer, service agency or the gas supplier.

WARNING: This is an unvented gas-fired heater. Itusesair(oxygen)fromthe roominwhichitisinstalled. Provisions for adequate combustion and ventila- tion air must be provided. Referto Air for Combustion and Ventilation section on page 5 of this manual.

This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases.

This appliance may be in- stalled in an aftermarket,* permanently located, manufactured (mobile) home, where not prohib- ited by local codes.

*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

WARNING:Thisproductcon- tainsand/orgenerateschemicals known to the State of California to cause cancer or birth defects or other reproductive harm.

IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate or service this heater. Improper use of this heater can cause serious injury or death from burns, fire, explosion, electrical shock and carbon monoxide poisoning.

DANGER: Carbon monoxide poisoning may lead to death!

Carbon Monoxide Poisoning: Early signs of carbon monoxide poisoning resemble the flu, with headaches, dizziness or nausea. If you have these signs, the heater may not be working properly. Get fresh air at once! Have heater serviced. Some people are more af- fected by carbon monoxide than others. These include pregnant women, people with heart or lung disease or anemia, those under the influ- ence of alcohol and those at high altitudes.

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Desa LCR26PT, HDR18NT, LCR30NT, LCR18NT, HDR26PT, HDR30NT, HDR16PT, LCR16PT installation manual Table of Contents, Safety