ABB PGC2000 Operation And Service Manual page 11

REPLACING HEATERS ............................................................................................................................ 8-1
Isothermal Temperature Oven Heater ................................................................................................. 8-1
Sample Valve Heater ........................................................................................................................... 8-2
SAMPLE VALVE REPAIR .......................................................................................................................... 8-3
Disassembly on the Analyzer .............................................................................................................. 8-5
Reassembly on the Analyzer ............................................................................................................... 8-6
Removing the LSV from the Analyzer ................................................................................................. 8-8
Disassembly on the Workbench .......................................................................................................... 8-9
Reassembly on the Workbench ......................................................................................................... 8-10
Installing the LSV on the Analyzer ..................................................................................................... 8-12
Replacing the LSV Vaporizer Assembly ............................................................................................ 8-12
COLUMN INSTALLATION OR REPLACEMENT .................................................................................... 8-13
Column Removal ............................................................................................................................... 8-13
Packed Column Installation ............................................................................................................... 8-13
Capillary Column Installation ............................................................................................................. 8-14
Cutting Capillary Columns ................................................................................................................. 8-14
FID REPAIR ............................................................................................................................................. 8-15
FID Cell Access ................................................................................................................................. 8-16
Replacing the Breather ...................................................................................................................... 8-16
Replacing the Thermocouple Assembly ............................................................................................ 8-17
Accessing the Polarizer and Ignitor Elements ................................................................................... 8-18
Replacing the Polarizer ..................................................................................................................... 8-18
Replacing the Ignitor Assembly ......................................................................................................... 8-19
Closing the Detector .......................................................................................................................... 8-19
Cleaning the FID Jet .......................................................................................................................... 8-20
Cleaning the Collector ....................................................................................................................... 8-21
Replacing the FID Cable Assembly ................................................................................................... 8-22
FILAMENT TCD REPAIR ......................................................................................................................... 8-23
T/C Detector Access .......................................................................................................................... 8-23
Removing the Filaments .................................................................................................................... 8-23
Installing the Filaments ...................................................................................................................... 8-24
Filament Checkout ............................................................................................................................. 8-25
Connecting the Filaments .................................................................................................................. 8-25
Leak Test ........................................................................................................................................... 8-26
Potting the Filaments (CENELEC and CSA only) ............................................................................. 8-26
THERMISTOR TCD REPAIR ................................................................................................................... 8-27
T/C Detector Access .......................................................................................................................... 8-27
Removing the Thermistors ................................................................................................................ 8-28
Installing the Thermistors .................................................................................................................. 8-28
Thermistor Checkout ......................................................................................................................... 8-28
Connecting the Thermistors .............................................................................................................. 8-29
Leak Test ........................................................................................................................................... 8-30
FPD REPAIR ............................................................................................................................................ 8-30
Replacing the Photomultiplier Assembly ........................................................................................... 8-31
Replacing the Burner Block ............................................................................................................... 8-32
Replacing the Burner Block O-Rings ................................................................................................. 8-33
Replacing the Jet ............................................................................................................................... 8-33
METHANIZER/AIR CLEANUP REPAIR .................................................................................................. 8-34
Removing the Methanizer/Air Cleanup Assembly ............................................................................. 8-35
2000-OSM, F1
TABLE OF CONTENTS (continued)
Title
SECTION 8. REPAIR
Page
ix