Agilent Technologies 8860 Bedienungsanleitung
Agilent 8860 Gas Chromatograph
Maintaining Your Gas Chromatograph (GC)
Maintaining Your GC
Notices
© Agilent Technologies (Shanghai) Co., Ltd.
2019
No part of this manual may be reproduced in
any form or by any means (including elec-
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and written consent from Agilent Technolo-
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international copyright laws.
Manual Part Number
G2790-90015
Edition
Second edition, July 2019
First edition, January 2019
Printed in USA
Agilent Technologies (Shanghai) Co., Ltd.
412 Ying Lun Road
Waigaoqiao Free Trade Zone
Shanghai 200131 P.R. China
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Safety Notices
CAUTION
A CAUTION notice denotes a
hazard. It calls attention to an
operating procedure, practice, or
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performed or adhered to, could
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proceed beyond a CAUTION notice
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WARNING
A WARNING notice denotes a
hazard. It calls attention to an
operating procedure, practice, or
the like that, if not correctly
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Do not proceed beyond a WARNING
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Maintaining Your GC 3
Contents
1 About Maintaining the GC
Overview of Maintenance 10
Tools and Materials Required for Maintenance 11
Preparing for Maintenance 13
Viewing Status Data 14
Finding a Replacement Part Number 15
2 Removing Covers
To Remove the Detector Top Cover 18
To Remove the Pneumatics Cover 19
To Remove the Electronics Cover 20
3 Maintaining the GC
Consumables and Parts for General GC Maintenance 24
Parts Identification 26
To Change the Hydrogen Sensor Calibration Gas Cylinder 27
4 Maintaining Capillary Columns
Consumables and Parts for Columns 30
To Install a Capillary Column Hanger 32
To Install Capillary Column Clips 33
To Condition a Capillary Column 34
To Cut a Loop from a Column 37
To Reverse a Column and Bakeout Contaminants 38
5 Maintaining the Split/Splitless Inlet
Consumables and Parts for the Split/Splitless Inlet 42
Exploded Parts View of the Split/Splitless Inlet 45
To Install a Capillary Column with the Split/Splitless Inlet 46
To Change the Septum on the Split/Splitless Inlet 50
To Clean the Septum Seat in the Insert Assembly of the Split/Splitless Inlet 52
To Change the Liner and O-Ring on the Split/Splitless Inlet 54
To Replace the Gold Seal on the Split/Splitless Inlet 57
4Maintaining Your GC
To Replace the Filter in the Split Vent Trap for the Split/Splitless Inlet 59
To Clean the Split/Splitless Inlet 61
To Bakeout Contaminants from the Split/Splitless Inlet 63
6 Maintaining the Purged Packed Inlet
Consumables and Parts for the Purged Packed Inlet 66
Exploded Parts View of the Purged Packed Inlet 69
To Install a Capillary Column with the Purged Packed Inlet 70
To Change the Septum on the Purged Packed Inlet 74
To Clean the Septum Seat in the Purged Packed Inlet 76
To Install an Adapter on the Purged Packed Inlet 78
To Change the O-Ring on the Purged Packed Inlet 79
To Change the Glass Liner on the Purged Packed Inlet 80
To Clean the Purged Packed Inlet 82
To Bakeout Contaminants from the Purged Packed Inlet 84
To Install a Packed Metal Column 85
To Install a Packed Column Adapter onto a Detector 88
To Install a Packed Glass Column 90
To Condition a Packed Column 92
To Install Ferrules on a Packed Metal Column 93
7 Maintaining the Packed Column Inlet
Consumables and Parts for the Packed Column Inlet 96
Exploded Parts View of the Packed Column Inlet 98
To Change the Septum on the Packed Column Inlet 99
To Clean the Septum Seat in the Packed Column Inlet 101
To Install an Adapter on the Packed Column Inlet 103
To Change the O-Ring on the Packed Column Inlet 104
To Change the Glass Liner on the Packed Column Inlet 105
To Install an Insulation Cup on the Packed Column Inlet 107
To Clean the Packed Column Inlet 108
To Bakeout Contaminants from the Packed Column Inlet 110
To Install a Packed Metal Column 111
Maintaining Your GC 5
To Install a Packed Column Adapter on a Detector Fitting 113
To Install a Packed Glass Column 115
To Condition a Packed Column 117
To Install Ferrules on a Packed Metal Column 118
8 Maintaining the COC Inlet
Consumables and Parts for the Cool On-Column Inlet 120
Exploded Parts View of the Cool On-Column Inlet 123
To Install a Capillary Column with the Cool On-Column Inlet 124
To Check the Needle-to-Column Size on the COC Inlet 127
To Change a Septum on the COC Inlet 128
To Install an Insert on the COC Inlet 130
To Clean the COC Inlet 132
To Replace the 7693A Injector Needle Support Guide 134
To Replace a Needle in a Syringe 135
To Replace the Fused Silica Needle in a Syringe for the COC Inlet 136
To Bakeout Contaminants from the COC Inlet 137
9 Maintaining the FID
Consumables and Parts for the FID 140
Exploded Parts Views of the Flame Ionization Detector 142
To Install a Capillary Column in the FID 144
To Replace an FID Jet 147
To Perform Maintenance on the FID Collector Assembly 150
To Check the FID Leakage Current 158
To Check the FID Baseline 159
To Install the Optional FID PTFE Chimney Insert 160
To Bakeout the FID 161
10 Maintaining the TCD
Consumables and Parts for the Thermal Conductivity Detector 164
To Install a Capillary Column in the TCD 166
To Bakeout Contaminants from the TCD 169
6Maintaining Your GC
11 Maintaining the ECD
Important Safety Information About the ECD 172
Consumables and Parts for the ECD 174
Exploded Parts View of the Electron Capture Detector 176
To Replace the ECD Fused Silica Indented Mixing Liner and Install the Makeup Gas
Adapter 177
To Install a Capillary Column in the ECD 180
To Bakeout the ECD 182
12 Maintaining the NPD
Consumables and Parts for the NPD 186
Exploded Parts View of the Nitrogen-Phosphorus Detector 188
To Install a Capillary Column in the NPD 189
To Replace the NPD Bead Assembly 192
To Maintain the NPD Collector, Ceramic Insulators, and Jet 196
To Check the NPD Leakage Current 201
To Bakeout the NPD 202
13 Maintaining the FPD+
Consumables and Parts for the FPD+ 204
Exploded Parts View of the Flame Photometric Detector Plus 206
To Install a Capillary Column to the FPD+ 207
To Change the FPD+ Wavelength Filter 209
To Remove the FPD+ Cover 212
To Replace the FPD+ Ignitor 213
To Install the FPD+ Cover 215
Cleaning the FPD+ Brazement 216
14 Maintaining EPC Modules
Consumables and Parts for the Aux EPC 218
Installing or Replacing Frits in the Aux EPC 220
Consumables and Parts for the PCM 222
Calibrating the PCM Interface 223
Installing or Replacing Frits in the PCM 224
Maintaining Your GC 7
15 Maintaining a Valve
Consumables and Parts for Valves 228
Exploded Parts View of GC Rotary Valves 229
To Replace a Gas Sampling Valve Loop 230
To Align a Rotary Valve Rotor 232
To Replace a Rotary Valve in the Valve Box 233
To Remove the Upper Valve Box 236
To Install the Upper Valve Box 237
ASwagelokConnections
Making Swagelok Connections 240
Using a Swagelok Tee 243
8Maintaining Your GC
Maintaining Your GC 9
1About Maintaining the GC
Overview of Maintenance 10
Tools and Materials Required for Maintenance 11
Preparing for Maintenance 13
Viewing Status Data 14
Finding a Replacement Part Number 15
This section provides an overview of the maintenance procedures included in this document. It
also lists the tools needed for routine maintenance and the information needed to safely
perform the various maintenance task.
1 About Maintaining the GC
Overview of Maintenance
10 Maintaining Your GC
Overview of Maintenance
This manual details the routine tasks needed to maintain the Agilent 8860 Gas Chromatograph
(GC). The procedures assume a basic knowledge of tool use and of GC operation. Readers are,
for example, expected to know how to:
•Safely turn devices on and off
•Load methods
•Change component temperatures, flows, and pressures
•Make typical pneumatic connections using Swagelok and other standard fittings
•Reset GC service counters
•Use the browser interface
Where to find a procedure
Included in this manual are chapters on maintaining the following GC components:
•Capillary Columns
•Split/Splitless Inlet (SSL)
•Purged Packed Inlet (PPI)
•Packed Column Inlet (PCI)
•Cool On-Column Inlet (COC)
•Flame Ionization Detector (FID)
•Thermal Conductivity Detector (TCD)
•Electron Capture Detector (ECD)
•Nitrogen-Phosphorus Detector (NPD)
•Flame Photometric Detector Plus (FPD+)
•Auxiliary Electronic Pressure Control Module (Aux EPC)
•Pneumatics Control Module (PCM)
•Valves
Each chapter includes:
•A list of the most commonly used consumables and parts for the component
•An exploded parts view of the component
•Detailed procedures for routine maintenance tasks associated with the component
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