Natural Gas Installation - Procom NVDWA2 Installation Instructions Manual

Before beginning assembly of product, make sure all parts are present. Compare parts with
package contents list. If any part is missing or damaged, do not attempt to assemble the
product. Contact customer service for replacement parts.
Estimated Assembly Time: 60 minutes
Tools Required for Assembly (not included): Phillips Screwdriver, Pipe Sealant, Adjustable
Wrench Sediment Trap and Manual Shutoff Valve.
Helpful Tools (not included): 10 mm Socket or Nut Driver.
1. Thread the gas control valve onto the
burner air mixer. Use pipe sealant on
the male threads of the burner air mixer.
Hold the burner air mixer with a wrench
to prevent overtightening the connection
to the burner. Make sure the control rod
is facing the front as shown in Figure 1.
Figure 1
2. Attach the pilot gas pipe assembly to the
safety pilot outlet of the gas control valve
and tighten.
3. Connect the thermocouple to the rear of
the gas control valve.
Ignitor
Thermocouple
Safety
Pilot
Gas Control Valve
Figure 2
4
PREPARATION

NATURAL GAS INSTALLATION

Burner Air
Mixer
Gas
Control
Valve
Pilot Gas Pipe
Assembly
www.usaprocom.com
4. Install the gas inlet fitting into the inlet
opening of the gas control valve. Use pipe
sealant on the male pipe threads.
5. Carefully shape the gas supply tube and
attach to gas inlet fitting as shown in
Figure 3. Be careful not to cause kinks in
tube.
Gas Control Valve
Figure 3
Gas
Connector
Tube
Gas Inlet Fitting
3/8" x 3/8" NPT
200279-01A