Ventilation; Operation - Desa 55-F El Manual Del Propietario

instaLLation
Continued
1. Provide propane supply system (see
Propane Supply, page 4).
2. Connect fuel gas connector fitting on
hose/regulator assembly to propane
tank(s). Turn counterclockwise into
threads on tank valve. Tighten firmly
using wrench. IMPORTANT: Tighten
regulator with vent pointing down.
Pointing vent down protects regulator
from weather damage.
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, ex-
cess-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.
6. Close propane supply valve.
Supply Regulator
Valve
Propane
Tank
Figure 3 - Regulator With Vent Pointing
Hose
Figure 4 - Hose and Inlet Connector
(Heater may vary from illustration)
113893-01C
Hose
Fuel Gas
Vent
Connector
(pointing
down)
Down
Inlet Connector
www.desatech.com

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 three
square feet for each 100,000 Btu/Hr (105,500
k/j) rating. Provide extra fresh air if more heat-
ers 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.
3. Plug power cord of heater into a three-
prong, grounded extension cord. Extension
cord must be at least six feet (1.83 m) long,
UL/CSA listed and of a proper size.
Extension Cord Size Requirement
Up to 100 feet (30.5 m) long, use 16 AWG
rated cord.
101 to 200 feet (30.78 to 61 m) long, use
14 AWG rated cord.
4. Plug extension cord into a 120 volt/60
hertz, three-hole, grounded outlet. Motor
will start. Fan will turn, forcing air out front
of heater.
5. Open propane supply valve on propane
tank(s) slowly. Note: If not opened slowly,
excess-flow check valve on propane tank
will stop gas flow. You may hear a click
from the excess-flow check valve closing.
If this happens, reset the excess-flow
check valve by closing propane supply
valve and open again slowly.
5