www.desatech.com
109005-01C
3
SAFETY INFORMATION
Continued
14. Keep heater at least 6 ft. (2 m) from propane
tank(s). Do not point heater at propane tank(s)
within 6 meters (20 feet).
15. Keep propane tank(s) below 100° F (38˚ C).
16. Check heater for damage before each use. Do
not use a damaged heater.
17. Check hose before each use of heater. If highly
worn or cut, replace before using heater.
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 (rear) or air outlet (front)
of heater.
21. Keep heater away from strong drafts, water
spray, rain or dripping water.
22. Do not leave heater unattended.
23. Keep children and animals away from
heater.
24. Never move, handle or service a hot, operating
or plugged-in heater. Severe burns may result.
Wait 20 minutes after turning heater off.
25. To prevent injury, wear gloves when handling
heater.
26. Never attach duct work to heater.
27. Do not alter heater. Keep heater in its original
state.
28. Do not use heater if altered.
29. Turn off propane supply and unplug heater
when not in use.
30. 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.
31. This heater is equipped with a thermostat.
Heater may start at anytime.
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.
PRODUCT
IDENTIFICATION
PROPANE SUPPLY
Propane gas and propane tank(s) are to be fur-
nished by the user.
Use this heater only with a propane vapor
withdrawal supply system. See Chapter 5 of the
Standard for Storage and Handling of Liquefied
Petroleum Gas, ANSI/NFPA 58
and/or
CAN/CGA
B149.2
. Your local library or fire department will
have this booklet.
The amount of propane gas ready for use from
propane tanks varies. Two factors decide this
amount:
1. The amount of propane gas in tank(s)
2. The temperature of tank(s)
The chart below shows the number of 45 kg (100
lb) tanks needed to run this heater.
Do not operate this product with any tank smaller
than 45 kg (100 lb).
Average Temperature
Number Of Tanks
At Tank
100 lb (45 kg)
Above 20° F (-6.7° C)
2
20° F (-6.7° C) to 0° F (-18° C)
3
Below 0° F (-18° C)
Use larger tank
Less gas is vaporized at lower temperatures. You
may need two or more 45 kg (100 lb) tanks or one
larger tank in colder weather. Your local propane
gas dealer will help you select the proper supply
system. The minimum surrounding air temperature
rating for each heater is -20 °F (-29 ° C).
Hot Air Outlet
(Front)
Upper Shell
On/Off
Switch
Power
Cord
Hose/Regulator
Assembly
Inlet
Connector
Lower Shell
Thermostat
Knob
Figure 1 - 150,000 Btu/Hr Model
Handle
Fan
Guard
