Desa CGN20L - Manual
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Table of Contents:
- Page 2 – VENT-FREE NATURAL GAS HEATERS; LOCAL CODES; Safety Device; Carbon Monoxide Poisoning:; WARNINGS; DANGER: Carbon monoxide
- Page 3 – OWNER’S MANUAL; Confined and Unconfined Space; per; Unusually Tight Construction
- Page 4 – WARNING: If the area in which; VENTILATION AIR; W A R N I N G : R e w o r k; Gas water heater; Total =; B. Vent room directly to the outdoors. See
- Page 5 – Figure 2 - Ventilation Air from Inside Building; Figure 3 - Ventilation Air from Outdoors; Ventilation Air From Outdoors; Do not provide openings
- Page 6 – CHECK GAS TYPE; CAUTION: If you install the; Figure 4 - Mounting Clearances As Viewed From Front of Heater
- Page 7 – Mounting Bracket; Figure 5 - Mounting Bracket Location; Removing Front Panel Of Heater; Attaching to wall stud; Marking Screw Locations; Tape mounting bracket to wall; Only mark last hole on each end of; Figure 7 - Mounting Bracket Clearances; WARNING: Maintain minimum; Attaching to wall stud:; This method; Attaching to wall anchor; Figure 8 - Folding Anchor; Attaching to wall stud method; For attaching mounting bracket to wall studs; Attaching to wall anchor method; Fold wall anchor as shown in Figure 8.
- Page 8 – WARNING: Never connect; Check gas line pressure be-; Typical Inlet Pipe Diameters; Figure 12 - Gas Connection; Mark screw locations on wall.
- Page 9 – Hold pressure regulator; WARNING: Never use an open; Figure 13 - Manual Shutoff Valve; Open; Correct all leaks at once.
- Page 10 – OPERATING HEATER; Shutting Off Heater
- Page 11 – WARNING: Turn off heater; CABINET; Air Passageways; • Use a vacuum cleaner or pressurized air; Exterior; • Use a soft cloth dampened with a mild; WARNING: If yellow tipping; PILOT FLAME PATTERN; BURNER FLAME PATTERN; • turn heater off (see To Turn Off Gas to
- Page 12 – OBSERVED PROBLEM; TROUBLESHOOTING; POSSIBLE CAUSE; nance, page 11) or replace burner orifice
- Page 14 – WARNING : If you smell gas; Operating heater where im-; POSSIBLE CAUSE
- Page 15 – SPECIFICATIONS; When gas pressure is too low; SERVICE HINTS
- Page 17 – PARTS LIST; KEY
- Page 20 – PARTS UNDER WARRANTY
- Page 21 – NOTES
- Page 24 – KEEP THIS WARRANTY; Model; WARRANTY INFORMATION; LIMITED WARRANTY; For information about this warranty write:; NOT A UPC
BLUE-FLAME VENT-FREE
NATURAL GAS HEATER
OWNER’S OPERATION AND INSTALLATION MANUAL
Models: CGN20, CGN20L, and RN30D
®
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.
— D o n o t s t o r e o r u s e g a s o l i n e o r o t h e r
flammable vapors and liquids in the vicinity of
this or any other appliance.
— 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.
— Installation and service must be performed by
a qualified installer, service agency, or the gas
supplier.
RN30D
CGN20
CGN20L
This appliance may be installed in an aftermarket* manufactured (mobile) home, where not
prohibited by state or local codes.
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer. (I.E. Installation of this
product is permitted after the manufactured (mobile) home is sited)
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.
WARNING: Improper installation,
adjustment, alteration, service, or
maintenance can cause injury or
property damage. Refer to this
manual for correct installation
and operational procedures. For
assistance or additional informa-
tion consult a qualified installer,
service agency, or the gas sup-
plier.
WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) from the room in which it is
installed. Provisions for adequate
combustion and ventilation air
must be provided. Refer to
Air for
Combustion and Ventilation sec-
tion on page 3 of this manual.
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Summary
2 103568 VENT-FREE NATURAL GAS HEATERS BLUE-FLAME CGN20, CGN20L AND RN30D LOCAL CODES Install and use heater with care. Follow alllocal codes. In the absence of local codes,use the latest edition of National Fuel GasCode ANSI Z223.1, also known as NFPA54*. *Available from: American National Standard...
3 103568 OWNER’S MANUAL PRODUCTIDENTIFICATION Figure 1 - Vent-Free Natural Gas Heater GrillGuard Ignitor Button Control Knob FrontPanel Heat Shield(RN30D) or GlassPanel (CGN20[L]) AIR FOR COMBUSTIONAND VENTILATION Today’s homes are built more energy effi-cient than ever. New materials, increasedinsu...
4 103568 VENT-FREE NATURAL GAS HEATERS BLUE-FLAME CGN20, CGN20L AND RN30D AIR FORCOMBUSTIONAND VENTILATION Continued WARNING: If the area in which the heater may be operated issmaller than that defined as anunconfined space, provide ad-equate combustion and ventila-tion air by one of the methodsdesc...
