106179-01E
4
For more information, visit www.desatech.com
For more information, visit www.desatech.com
1.
Provide propane supply system (see Propane Supply, page 3).
2.
Connect fuel gas fitting on hose/regulator assembly to pro-
pane tank(s). See Figure 2. Turn fuel gas fitting counterclock-
wise into threads on tank. Tighten firmly using a wrench.
IM-
PORTANT:
Tighten regulator with vent pointing down. Point-
ing vent down protects regulator from weather damage.
3.
Connect hose to the valve inlet (see Figure 3). Tighten firmly
using a wrench. You must use the regulator supplied with heater
even if propane tank has one.
INSTALLATION
PROPANE MODEL TC100VR
Figure 3 - Hose and Valve Inlet
WARNING: Test all gas piping 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 understand the warnings
in the
Safety Information section, page 2. They are
needed to safely operate this heater. Follow all local
codes when using this heater.
Figure 2 - Regulator With Vent Pointing Down
WARNING: 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 that must be
corrected. Correct all leaks at once.
Propane Tank
Supply Valve
Fuel Gas
Fitting
Hose
Regulator
Vent (pointing
down)
VENTILATION
WARNING: Provide at least a 3 square foot open-
ing of fresh, outside air while running heater. If proper
fresh, outside air ventilation 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
Hose
Valve Inlet
NATURAL GAS SUPPLY
(FOR MODEL TC100VRNG)
You must provide the natural gas supply and the connections to the heater.
The natural gas supply must have a capacity of 100 scfh at 6 inches
water column to 14 inches water column.
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 Hand-
book, NFPA54/ANS Z223.1 and the Natural Gas Installation Code,
CAN/CGA B149.2.
4.
Open propane supply valve on propane tank(s) slowly.
Note:
If
not opened slowly, excess-flow check valve on propane tank
may stop gas flow. If this happens, you may hear a click inside
the regulator assembly, this is the check valve closing. To reset
the excess flow check valve, close propane supply valve and
open again slowly.
5.
Check all connections for leaks. Apply mixture of liquid soap
and water to gas joints. Bubbles forming show a leak that must
be corrected.
NATURAL GAS MODEL TC100VRNG
WARNING: Test all gas piping 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 understand the warnings
in the
Safety Information section, pages 2 and 3. They
are needed to safely operate this heater. Follow all
local codes when using this heater.
6.
Close propane supply valve.
NATURAL GAS SUPPLY (For Model TC100VRNG)
VENTILATION
INSTALLATION
