Desa VVSR18 Owner's Operation And Installation Manual page 7

INSTALLATION
Continued
Installation and Gas Connection
1. Place the burner pan assembly in the center of the fireplace
floor. Make sure the front of pan faces forward.
2. Thread the gas supply fitting to the fireplace gas supply pipe.
Use thread sealant.
3. Install adapter fitting onto the burner inlet fitting using
thread sealant on male threads of burner inlet fitting (see
Figure 8). Adjust to most convenient position.
4. Install the gas connector tube to the gas supply fitting. Care-
fully shape tube to attach to adapter fitting. Be careful not to
cause kinks in tube.
Burner Pan
Assembly (Facing
Front of Fireplace)
Figure 8 - Connecting Gas to Appliance
OPTIONAL GA9050A ON/OFF SAFETY
VALVE/PILOT KIT ASSEMBLY
For additional convenience and safety, or for propane/LP conver-
sion, an optional ON/OFF safety valve/pilot kit is available. See
Accessories, page 15.
WARNING: You must use a ON/OFF safety valve/
pilot kit for propane/LP conversion.
Natural Gas Installation
1. Thread the gas control valve onto the burner inlet fitting (see
Figure 9). Use thread sealant on the male threads of the burner
inlet fitting. Hold the burner inlet fitting with a wrench to pre-
vent overtightening the connection to the burner. Make sure
the control rod is facing the front (see Figure 9).
Burner Pan
Assembly
Figure 9 - Installing Gas Control Valve
For more information, visit www.desatech.com
For more information, visit www.desatech.com
901265-01G
Optional GA9050A ON/OFF Safety Valve/Pilot Kit Assembly
Gas Connector
Tube
Adapter
Fitting
Burner Inlet Fitting
Gas Control
Valve
Control Rod
Hearth Kit Assembly and Installation (Cont.)
2. Attach the pilot gas line to the pilot outlet of the gas control valve
and tighten. Connect the thermocouple to the rear of the gas con-
trol valve. See Figure 10. Do not overtighten. If using propane/
LP gas, see Changing Pilot Orifice, page 8.
3. Install the inlet fitting into the inlet opening of the gas control
valve (see Figure 11). Use thread sealant on the male pipe
threads.
4. Place the burner pan assembly in the center of the fireplace
floor. Make sure the front of pan faces forward.
5. Thread the gas supply fitting to the fireplace gas supply pipe.
Adjust to most convenient position.
6. Install the gas connector tube to the gas supply fitting. Carefully
shape tube to attach to adapter fitting. Be careful not to cause
kinks in tube.
7. Test for leaks following instructions under Testing Burner for
Leaks, page 9.
8. Retighten and adjust the location of the gas control as neces-
sary. The gas control should be level, with the control rod to
the front.
9. Install cover to burner pan using screws provided.
Pilot and Line
Figure 10 - Gas Control Valve with Thermocouple and Pilot
Inlet
Gas Control
Opening
Valve
Figure 11 - Installing Inlet Fitting and Gas Connector Tube
INSTALLATION
Thermocouple and Line
Gas Control Valve
Gas
Connector
Tube
Gas Inlet
Fitting
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