Emerson Process Management 760004-A - Manual (Page 46)

Instruction Manual
760004-A
February 2002
4-8 Maintenance and Service Rosemount Analytical Inc. A Division of Emerson Process Management
Model NGA 2000 HFID
4-4 BURNER INTERNAL COMPONENTS
WARNING
BURNER CONTAMINATION
Do not handle internal parts of the burner
with bare hands. All tools used for main-
tenance must be free of contaminates.
a. Disassembly of Burner/Thermal Block
1. Remove oven from analyzer module
per Section 4-2a.
2. Remove burner/thermal block from
oven per Section 4-2b.
3. Refer to Figure 4-6. Disconnect sam-
ple capillary nut at base of burner.
4. Remove screw securing thermal block
to burner.
5. Carefully pull burner away from ther-
mal block.
Figure 4-6. Burner/Thermal Block Disassembly
Sample capillary
Sample capillary
input
Burner
Thermal Block