Installation, Operation – Desa TC80V User Manual

Page 4

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103385-01E

4

For more information, visit www.desatech.com

For more information, visit www.desatech.com

INSTALLATION

1.

Provide propane supply system (see Propane Supply, page 3).

2.

Connect fuel gas fitting on hose/regulator assembly to pro-
pane tank(s). Turn fuel gas fitting counterclockwise into threads
on tank. Tighten firmly using a wrench.

IMPORTANT:

Tighten

regulator with vent pointing down. Pointing vent down pro-
tects regulator from weather damage.

3.

Connect hose to the valve inlet. Tighten firmly using a wrench.
You must use the regulator supplied with heater even if pro-
pane tank has one.

4.

Open propane supply valve on propane tank(s) 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 assembly, this is the check valve closing. To re-
set the excess flow check valve, close propane supply valve
and open again slowly.

5.

Check all connections for leaks. Apply mixture of liquid soap
and water to gas joints. Bubbles forming show a leak that must
be corrected.

6.

Close propane supply valve.

WARNING: Test all gas piping and connections

for leaks after installation or servicing. Never use an
open flame to check for a leak. Apply a mixture of
liquid soap and water to all joints. Bubbles forming
show a leak. Correct all leaks at once.

WARNING: Review and understand the warnings

in the

Safety Information section, page 2. They are

needed to safely operate this heater. Follow all local
codes when using this heater.

OPERATION

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.

4.

Open propane supply valve on propane tank(s) 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 assembly, this is the check valve closing. To re-
set 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 4).

6.

With the control knob pushed all the way in, press and release
the piezo ignitor button. Keep pressing piezo ignitor button
until the burner lights. Hold control knob down for a maxi-
mum of 15 seconds while attempting ignition. If heater does
not ignite, release control knob and wait 3 minutes before at-
tempting reignition.

Figure 4 - Control Knob and Piezo Ignitor Button Locations

WARNING: Review and understand the warnings

in the

Safety Information section, page 2. They are

needed to safely operate this heater. Follow all local
codes when using this heater.

Figure 2 - Regulator With Vent Pointing Down

Propane Tank

Propane
Supply Valve

Fuel Gas Fitting

Hose

Regulator

Vent
(pointing down)

LO

OFF

HI

MED

Figure 3 - Hose and Valve Inlet

Hose

Valve Inlet

LO

OFF

HI

MED

LO

OFF

HI

MED

LO

OFF

HI

MED

Off

Position

Low

Position

Piezo Ignitor Button

Control
Knob

Continue Turning Knob
Counterclockwise to
MED and HI

INSTALLATION
OPERATION

To Start Heater

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