www.desatech.com 111604-01H
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WARNING: Improper installation, adjustment, altera-
tion, service, or maintenance can cause injury or prop-
erty damage. Refer to this manual for correct installation
and operational procedures. For assistance or addi-
tional information consult a qualified installer, service
agency, or the gas supplier.
WARNING: This is an unvented gas-fired heater. It uses
air (oxygen) from the room in which it is installed. Provi-
sions for adequate combustion and ventilation air must
be provided. Refer to Air for Combustion and Ventilation
section on page 5 of this manual.
This appliance may be installed in an aftermarket,* per-
manently located, manufactured (mobile) home, where
not prohibited by local codes.
This appliance is only for use with the type of gas indi-
cated on the rating plate. This appliance is not convert-
ible for use with other gases.
* Afterm arket: Completion of sale, not for purpose of resale, from the manufacturer
TABLE OF CONTENTS
Safety Information ...............................................3
Product identification ...........................................4
Local Codes ........................................................5
Unpacking ...........................................................5
Product Features .................................................5
Air for Combustion and Ventilation ......................5
Installation ...........................................................8
Operating Heater ...............................................19
Inspecting Burners ............................................22
Cleaning and Maintenance ................................23
Troubleshooting .................................................25
Specifications ....................................................29
Wiring Diagram ..................................................29
Technical Service ..............................................29
Service Hints .....................................................29
Replacement Parts ............................................29
Illustrated Parts Breakdown and Parts List .......30
Accessories .......................................................34
Warranty Information ...........................Back Cover