Emerson Process Management NGA2000 NDIR manual 4

Instruction Manual

748332-F April 2003

Model NGA2000 NDIR

4-0 MAINTENANCE AND TROUBLESHOOTING.........................................................................................		4-1
4-1	Overview................................................................................................................................	4-1
4-2	PCB Replacement .................................................................................................................	4-1
4-3	Power Fuse Replacement .....................................................................................................	4-2
4-4	Module Fan Replacement .....................................................................................................	4-3
4-5	Chopper Motor Replacement ................................................................................................	4-4
4-6	Source Replacement .............................................................................................................	4-4
4-7	Detector Removal..................................................................................................................	4-5
4-8	Flow Sensor Replacement ....................................................................................................	4-6
4-9	Case Temperature Sensor Replacement..............................................................................	4-6
4-10	Thermal Fuse Replacement ..................................................................................................	4-6
4-11	Oscillator Tune/Source Balance Shutter Adjustment ............................................................	4-6
4-12	Cleaning Cells........................................................................................................................	4-8
4-13	Cell Desiccant........................................................................................................................	4-10
4-14	Modulation Check..................................................................................................................	4-11

5-0	REPLACEMENT PARTS..........................................................................................................................		5-1
	5-1	Matrix .....................................................................................................................................	5-1
	5-2	Replacement Parts ................................................................................................................	5-2
6-0	RETURN OF MATERIAL..........................................................................................................................		6-1
	6-1	Return Of Material .................................................................................................................	6-1
	6-2	Customer Service ..................................................................................................................	6-1
	6-3	Training..................................................................................................................................	6-1
7-0	APPENDIX A. MENU DISPLAYS ...........................................................................................................		7-1
8-0	INDEX	8-1

ii Contents Rosemount Analytical Inc. A Division of Emerson Process Management