Instruction Manual

748297-E June 2003

Model NGA2000 HFID

Air Ignite Restrictor

1.On the burner air solenoid valve:

a.Disconnect the tube at the top elbow fitting.

b.Disconnect tube at tee fitting.

c.Lift solenoid valve from ana- lyzer module.

2.Disconnect tube going to air ignite re- strictor.

3.Remove restrictor from solenoid valve.

4.Add Teflon pipe thread tape to re- placement restrictor, install into sole- noid.

5.Re-connect tubes to restrictor, elbow and tee fitting.

4-26 Maintenance and Troubleshooting

Rosemount Analytical Inc. A Division of Emerson Process Management