www.desatech.com
113959-01B
5
1. Provide propane supply system (see
Propane
Supply
, page 4).
2. Connect POL fitting on hose/regulator as-
sembly to propane tank(s). Turn POL fitting
counterclockwise into threads on tank. Tighten
firmly using wrench. Tighten regulator with
vent pointing down.
3. Connect hose to inlet connector. Tighten firmly
using a wrench.
IMPORTANT:
Extra hose or piping may be
used if needed. Install extra hose or piping
between hose/regulator assembly and propane
tank. You must use the regulator supplied with
heater.
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, close propane supply
valve and open again slowly.
5. Check all connections for leaks.
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. Correct all
leaks at once.
6. Close propane supply valve.
INSTALLATION
Continued
Figure 4 - Hose and Inlet Connector
(Heater may vary from illustration)
Hose
Inlet Connector
Figure 3 - Regulator With Vent Pointing
Down
Propane
Tank
Hose
Regulator
Vent
(pointing
down)
POL
Fitting
Supply
Valve
VENTILATION
WARNING: Follow the mini-
mum fresh, outside air ventila-
tion requirements. If proper
fresh, outside air ventilation is
not provided, carbon monoxide
poisoning can occur. Provide
proper fresh, outside air ventila-
tion before running heater.
Provide a fresh air opening of at least 3 ft
2
(0.28 m
2
) for each 100,000 Btu/Hr (105,500 k/j)
rating. Provide extra fresh air if more heaters are
being used.
OPERATION
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.
TO START HEATER
1. Follow all installation, ventilation and safety
information.
2. Locate heater on stable and level surface.
Make sure strong drafts do not blow into front
or rear of heater.
