Emerson Process Management ROSEMOUNT NGA2000 HFID - Manual (Page 47)

Instruction Manual
748297-E
June 2003
Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Troubleshooting 4-9
Model NGA2000 HFID
Air Baffle (Ref)
102260
See Detail
Sample Jet
657005
Gasket
102256
Jet Assembly
657012
Gasket
102273
Nut, Jet
657016
Air Baffle
≈ .06
Position with tab over
the air hole
(approximately 1/16” to
the right).
End bent to raise it above the tab a
distance equal to the height of the tab.
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.
Figure 4-8. Burner Jets