Model NGA 2000 HFID

Instruction Manual

760004-A February 2002

c.Burner Jet Installation

WARNING

BURNER CONTAMINATION

Do not handle internal parts of the burner with bare hands. All tools used for maintenance must be free of contaminates.

1.Install new lower gasket, jet assembly and upper gasket into burner base, finger-tight jet nut.

2.Install new sample jet (with gasket) and tighten.3.Tighten jet nut.
4. Install air baffle per Figure 4-8.

NOTE

Incorrect installation of air baffle will cause ignition failure.5.See Figure 4-7B. Insert new o-ring into burner base.6.Set combustion chamber into burner base being careful not to move air baffle.

7.See Figure 4-7A. Insert new gasket on combustion chamber, install burner cap and burner cap retainer, torque screws to 6 inch lbs.

Rosemount Analytical Inc. A Division of Emerson Process Management

Maintenance and Service

4-11