Desa TB111 - Manual (Page 6)

www.desatech.com 119143-01A 6
Extension Cord Size Requirement
Up to 50 feet (15 m) long, use 18 AWG
rated cord.
51 to 100 feet (15.5 to 30.5 m) long, use
16 AWG rated cord.
101 to 00 feet (30.78 to 61 m) long, use
14 AWG rated cord.
4. Plug extension cord into a 10 volt/60
hertz, three-hole, grounded outlet.
5. Open propane/LP supply valve on
propane/LP tank(s) slowly. Note: If not
opened slowly, excess-flow check valve
on propane/LP tank will stop gas flow. If
this happens, you may hear a click inside
the regulator assembly. To reset the ex-
cess flow check valve, close propane/LP
supply valve and open again slowly.
6. Adjust variable Btu control knob fully
clockwise to LO.
55, 85, 125 Models Only
7. Press and hold in gas valve button. Heater
should ignite within a few seconds.
Note: If heater fails to ignite, hose may have
air in it. If so, keep gas valve button pressed
and wait 0 seconds. Release gas valve
button and wait 0 seconds for unburned
fuel to exit heater. Repeat step 6.
8. After heater ignites, wait 30 seconds. This
activates the automatic control system.
Release the gas control valve button.
170 Models Only
9. Adjust thermostat to desired setting. If
heater does not start, thermostat setting
may be too low. Turn thermostat knob to
higher position to start heater. Note: If
heater does not start, unplug heater. Wait
ten seconds for safety control to reset,
plug in heater, then try again.
all Models
10. When burner remains lit, set heater to the
desired heat level by turning the variable
Btu control knob counterclockwise. If
burner goes out, turn off gas. Turn vari-
able Btu control knob fully clockwise to
the lowest position. Check fuel supply. If
adequate fuel is available, restart heater
beginning at step 1.
TO STOP heaTer
1. Tightly close propane/LP supply valve on
propane tank(s).
. Wait a few seconds. Heater will burn gas
left in supply hoses.
3. Unplug heater.
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.
. 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. Exten-
sion cord must be at least six feet long.
Extension cord must be UL listed.
4. Open propane/LP supply valve on
propane/LP tank(s) slowly. Note: If not
opened slowly, excess-flow check valve
on propane/LP tank will stop gas flow. If
this happens, you may hear a click inside
the regulator assembly. To reset the ex-
cess flow check valve, close propane/LP
supply valve and open again slowly.
5. Check all connections for leaks.
6. Close propane/LP supply valve.
INSTALLATION
Continued
Figure 6 - Hose and Inlet Connector
(Heater may vary from illustration)
Hose
Inlet Connector
Gas Valve
Button