Model NGA2000 HFID

Instruction Manual

748297-E June 2003

5.Holding burner base, lift burner cap off of assembly, set aside.

6.Remove gasket.

7.Refer to Figure 4-7B on page 4-8. Holding burner base, lift combustion chamber off, set aside.

8.Refer to Figure 4-8 below. Lift air baf- fle out of burner base.

9.Remove the sample jet and gasket from the bottom of the burner base.

10.Remove the jet nut. Grasp jet as- sembly and lift out (along with upper gasket) of burner base. Remove bot- tom gasket.

Air Baffle (Ref) 102260

See Detail

Nut, Jet 657016

Gasket 102273

Jet Assembly 657012

Gasket 102256

Air Baffle

End bent to raise it above the tab a distance equal to the height of the tab.

Sample Jet 657005

Position with tab over

≈ .06 the air hole (approximately 1/16” to

the right).

Figure 4-8.

Burner Jets

Rosemount Analytical Inc. A Division of Emerson Process Management

Maintenance and Troubleshooting 4-9