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103568
OWNER’S MANUAL
TECHNICALSERVICE
You may have further questions about in-
stallation, operation, or troubleshooting.
If so, contact DESA International’s Techni-
cal Service Department at 1-800-323-5190.
SPECIFICATIONS

When gas pressure is too low

• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat

When gas quality is bad

• pilot will not stay lit
• burner will produce flames and soot
• heater will backfire when lit
You may feel your gas pressure is too low or
gas quality is bad. If so, contact your local
natural gas supplier.
SERVICE HINTS
RN30D CGN20(L)
Btu (Variable) 15,000/30,000 10,000/20,000
Type Gas Natural Only Natural Only
Ignition Piezo Piezo
Pressure Regulator Setting 3" W.C. 3" W.C.
Inlet Gas Pressure (inches of water)
Maximum 10.5" 10.5"
Minimum 4" 4"
Dimensions, Inches (H x W x D)
Heater 23.5 x 25.9 x 8.0 23.5 x 18.5 x 8.0
Carton 26 x 27.75 x 9.63 26 x 20.5 x 9.63
Weight (pounds)
Heater 30 22
Shipping 35 27
ACCESSORIES

MANUAL SHUTOFF

VALVE - GA5010

For all models. Manual shutoff valve with 1/
8" NPT tap.
Purchase these heater accessories from your
local dealer. If they can not supply these
accessories, either contact your nearest Parts
Central (see page 15) or call
DESA International’s Parts Department at
1-800-972-7879 for referral information.
You can also write to the address listed on
the back page of this manual.

FLOOR MOUNTING STAND

20,000 Btu/Hr Models

CGN20L - GA4500L - Ivory

CGN20 - GA4500 - Earthtone

For locating heater on the floor, away from
a wall. Complete installation and operating
instructions included.

FAN KITS - GA3100A AND

GA3200TA

For all models. Provides better heat distri-
bution. Makes heater more efficient. Com-
plete installation and operating instructions
included.
Manually controlled - GA3100A. Includes
ON/OFF switch.
Thermostatically controlled - GA3200TA.
Includes three settings: ON/OFF/AUTO.