Instruction manual
Table Of Contents
- INSTRUCTION MANUAL HFID
- ESSENTIAL INSTRUCTIONS
- TABLE OF CONTENTS
- PREFACE
- DEFINITIONS
- SAFETY INSTRUCTIONS WIRING AND INSTALLATION OF THIS APPARATUS
- OPERATING AND MAINTAINING THIS APPARATUS
- GENERAL SAFETY NOTICE / RESIDUAL RISK
- AUTHORIZED PERSONNEL
- GASES AND GAS CONDITIONING (SAMPLE HANDLING)
- POWER SUPPLY
- ELECTROSTATIC DISCHARGE
- GENERAL PRECAUTIONS FOR HANDLING AND STORINGHIGH PRESSURE GAS CYLINDERS
- DOCUMENTATION
- COMPLIANCES
- GLOSSARY OF TERMS
- ANALYZER SYSTEM ARCHITECTURE
- SECTION 1: DESCRIPTION AND SPECIFICATIONS
- SECTION 2: INSTALLATION
- SECTION 3: OPERATION
- SECTION 4: MAINTENANCE AND SERVICE
- SECTION 5: TROUBLESHOOTING
- SECTION 6: REPLACEMENT PARTS
- RETURN OF MATERIAL
- LIST OF FIGURES AND TABLES
- SUPPLEMENT
NGA 2000 HFID
Instruction Manual
HAS64E-IM-HW
September 2008
4 - 16 Maintenance and Service Emerson Process Management GmbH & Co.OHG
b. Case Temperature Sensor
1. Per Section 4-7, remove securing hardware from
electronics assembly and lay on bench.
2. Disconnect case temperature sensor cable.
3. Remove screw securing cable clamp holder to sig-
nal board.
4. Remove case temperature sensor from cable
clamp holder.
5. Per Figure 4-13 insert replacement case tempera-
ture sensor into cable clamp holder.
6. Re-assemble to signal board mounting screw.
c. Case Pressure Purge Switch
1. Per Section 4-7, remove securing hardware from
electronics assembly and lay on bench.
2. Disconnect the two electrical terminals, note lo-
cation.
3. Disconnect tube at pressure switch.
4. Remove mounting screws (2) and washers (2).
5. Reverse procedure for installation of replacement
switch.
Figure 4-13: Case Temperature Sensor Installation
Figure 4-14: Case Pressure Purge Switch Installation
Center Sensor
in Cable Clamp
Case Pressure Purge Switch
903690
The bracket does not have to be removed from
the electronics assembly for this procedure