106179-01E
5
5
For more information, visit www.desatech.com
For more information, visit www.desatech.com
INSTALLATION
Continued
1.
Provide natural gas supply system.
2.
Install plumbing to a low pressure natural gas source. The
source must be regulated to 1/2 psi maximum 3/4 inch i.d.
hose or flexible connector not over 10 feet long.
3.
Connect the hose to the regulator inlet. Use thread sealing com-
pound. Tighten with a wrench
4.
Open natural gas supply valve slowly.
5.
Check all connections for leaks.
6.
Close natural gas supply valve.
Figure 4 - Hose and Valve Inlet
Hose
Valve Inlet
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 on heater.
3.
Make sure unit is turned off by slightly depressing and turning
control knob fully clockwise to OFF.
WARNING: Review and understand the warnings
in the
Safety Information section, pages 2 and 3. They
are needed to safely operate this heater. Follow all
local codes when using this heater.
OPERATION
INSTALLATION
OPERATION
4.
Open supply valve on gas slowly.
Note:
If not opened slowly,
excess-flow check valve on propane tank may stop gas flow. If
this happens, you may hear a click inside the regulator assem-
bly, this is the check valve closing. To reset the excess flow
check valve, close propane supply valve and open again slowly.
5.
Slightly depress and turn control knob counterclockwise to the
LOW position (see Figure 6 or 7).
6.
With the control knob pushed all the way in, press and release the
ignitor button. Keep pressing ignitor button until the burner lights.
Hold control knob down for a maximum of 15 seconds while
attempting ignition. If heater does not ignite, release control knob
and wait 3 minutes before attempting reignition.
7.
After ignition, hold control knob down for about 30 seconds.
This activates the automatic control system.
8.
When burner remains lit, set heater at the desired heat level by
slightly depressing the control knob and turning it counter-
clockwise to the MED or HIGH settings (see Figure 6 or 7).
Note:
The emitter glows red on the HIGH setting only.
9.
If burner goes out, turn off gas. Slightly depress and turn con-
trol knob fully clockwise to OFF. Check fuel supply. If ad-
equate fuel is available, wait 5 minutes, and restart heater be-
ginning at step #1.
Figure 6 - Control Knob and Ignitor Button Locations for
Propane Model TC100VR
Figure 7 - Control Knob, and Ignitor Button Locations for
Natural Gas Model TC100VRNG
HI
GH
ST
AR
Off
Position
Start
/Low
Position
HIGH
MEDIUM
OFF
START/
LOW
MEDIUM
START/
LOW
HIGH
OFF
Ignitor Button
Control
Knob
Off
Position
Start
/Low
Position
HIGH
MEDIUM
OFF
START/
LOW
MEDIUM
START/
LOW
HIGH
OFF
HI
GH
ME
DI
UM
Ignitor Button
Control
Knob
Continue Turning
Knob Counterclock-
wise to MED and HI
Figure 5 - Installing 9-Volt Battery
INSTALLING 9-VOLT BATTERY
Install 9-volt battery (not included) in electronic ignitor by aligning
positive (+) and negative (-) terminals, then push to snap in place
(see Figure 5).
Electronic
Ignitor
(Ignitor
button not
shown)
Positive (+)
Negative (-)
Positive (+)
Negative (-)
