www.desatech.com
113811-01A
3
80,000
B
TU
/H
R
SAFETY INFORMATION
Continued
Outer Shell
Ignitor
Button
Ball Valve
Control Knob
Figure 1 - 80,000 Btu Model Shown
15. Check hose before each use of heater. If highly
worn or cut, replace with hose specified by
manufacturer before using heater.
16. Do not alter heater. Keep heater in its original
state.
17. Do not use heater if altered.
18. Locate heater on stable and level surface if
heater is hot or operating.
19. Not intended for use on finished floors.
20. Never block air inlet (bottom of shell) or air
outlet (around top of shell) of heater.
21. Do not leave heater unattended.
22. Keep children and animals away from
heater.
23. Never move, handle, or service a hot or operat
-
ing heater. Severe burns may result. You must
wait 15 minutes after turning heater off.
24. To prevent injury, wear gloves when handling
heater.
25. Never attach duct work to heater.
26. Turn off propane supply to heater when not
in use.
27. Use only original replacement parts. This
heater must use design-specific parts. Do
not substitute or use generic parts. Improper
replacement parts could cause serious or fatal
injuries.
UNPACKING
1. Remove all packing items applied to heater for
shipment. Keep plastic cover caps (attached to
inlet connector and hose/regulator assembly)
for storage.
2. Remove all items from carton.
3. Check all items for shipping damage. If heater
is damaged, promptly inform dealer where you
bought heater.
THEORY OF OPERATION
The Fuel System: The hose/regulator assembly
attaches to the propane gas supply. This provides
fuel to the heater.
The Ignition System: The piezo ignitor lights
the pilot.
The Automatic Control System: This system causes
the heater to shut down if the flame goes out.
PRODUCT
IDENTIFICATION
VENTILATION
WARNING: Provide at least
a 2.5 square foot (0.23 m
2
)
opening 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 ventila
-
tion before running heater.
Safety Pilot
Valve