Desa TC100RNG - Manual (Page 3)

3 104131
OWNER’S MANUAL
PRODUCT
IDENTIFICATION
NATURAL GAS
SUPPLY
The user must furnish the natural gas supply
and the connections to the heater.
Regulate the natural gas supply down from
a minimum 6 inches water column to a
maximum of 1/2 psi. The natural gas supply
capacity should be able to supply a mini-
mum of 100 cubic feet of gas at pressure for
each heater connected to the system.
Consult your natural gas supplier for proper
sizing of the natural gas supply lines.
Follow all local ordinances and codes. In the
absence of local ordinances and codes, refer
to the National Fuel Gas Code Handbook,
NFPA54/ANSI Z223.1 and the Natural gas
Installation Code, CAN/CGA B149.2.
VENTILATION
WARNING: Provide at least a
3 square foot opening of fresh,
outside air while running heater.
If proper fresh, outside air venti-
lation is not provided, carbon
monoxide poisoning can occur.
Provide proper fresh, outside air
ventilation before running heater.
FRESH OUTSIDE AIR OPENING
REQUIREMENTS
HEATER SQUARE FOOT
SIZE OPENING
100,000 Btu/Hr 3.0
SPECIFICATIONS
Rating (Btu/Hr) 100,000
Fuel Natural Gas Only
Fuel Consumption
Cubic Feet/Hour 97
Supply Pressure (To Regulator)
Maximum 1/2 psi
Minimum 6" w.c.
Manifold Pressure 4" w.c.
Weight (Pounds) 23
Shipping Weight (Pounds) 27
Size - L x W x H (Inches) 16 x 16 x 29.5
Figure 1 - Product Identification
INSTALLATION
1. Provide natural gas supply system.
2. Install plumbing to a low pressure natu-
ral gas source. The source must be regu-
lated to 1/2 psi maximum. The plumb-
ing must be a minimum 3/4 inch i.d.
hose or flexible connector not over 10
feet long.
WARNING: Test all gas pip-
ing and connections for leaks
after installation or servicing.
Never use an open flame to check
for a leak. Apply a mixture of
liquid soap and water to all joints.
Bubbles forming show a leak.
Correct all leaks at once.
WARNING: Review and un-
derstand the warnings in the
Safety Information Section, page
2. They are needed to safely op-
erate this heater. Follow all local
codes when using this heater.
Figure 2 - Hose and Valve Inlet
Hose
Valve
Inlet
Ignitor Electode
Pilot Burner
Piezo Ignitor Button
Regulator
Automatic
Control Valve
Button
Base
Shell
Main Burner Tube
Nozzle
Top
Emitter
Valve Inlet
Thermocouple
Continued