Agilent Technologies Agilent 7890 Series Manuals

Manuals and User Guides for Agilent Technologies Agilent 7890 Series. We have 1 Agilent Technologies Agilent 7890 Series manual available for free PDF download: Maintenance Manual

Agilent Technologies Agilent 7890 Series Maintenance Manual (354 pages)

Gas Chromatograph

Brand: Agilent Technologies | Category: Measuring Instruments | Size: 13.8 MB

Table of Contents
3
About Maintaining the GC
10
Overview of Maintenance
10
Tools and Materials Required for Maintenance
11
Maintenance Methods for the 7890 Series GC
13
Safety Information
15
Finding a Replacement Part Number
16
Removing Covers
17
To Remove the Detector Top Cover
18
To Remove the Pneumatics Cover
19
To Remove the Electronics Cover
20
Maintaining the GC
22
Consumables and Parts for General GC Maintenance
22
Parts Identification
24
To Change the Hydrogen Sensor Calibration Gas Cylinder
25
Using the Removable Oven Door
27
Maintaining Capillary Columns
30
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
To Attach a Capillary Column Using Siltite Metal Fittings
40
To Disconnect Fused Silica Tubing from a Siltite Fitting
42
Maintaining the Split/Splitless Inlet
44
Consumables and Parts for the Split/Splitless Inlet
44
Exploded Parts View of the Split/Splitless Inlet
47
To Install a Capillary Column with the Split/Splitless Inlet
48
To Change the Septum on the Split/Splitless Inlet
52
To Clean the Septum Seat in the Insert Assembly of the Split/Splitless Inlet
54
To Change the Liner and O-Ring on the Split/Splitless Inlet
56
To Replace the Gold Seal on the Split/Splitless Inlet
59
To Replace the Filter in the Split Vent Line for the Split/Splitless Inlet
61
To Clean the Split/Splitless Inlet
64
To Bakeout Contaminants from the Split/Splitless Inlet
66
Maintaining the Purged Packed Inlet
67
Consumables and Parts for the Purged Packed Inlet
68
Exploded Parts View of the Purged Packed Inlet
71
To Install a Capillary Column with the Purged Packed Inlet
72
To Change the Septum on the Purged Packed Inlet
77
To Clean the Septum Seat in the Purged Packed Inlet
79
To Install an Adapter on the Purged Packed Inlet
81
To Change the O-Ring on the Purged Packed Inlet
83
To Change the Glass Liner on the Purged Packed Inlet
84
To Install an Insulation Cup on the Purged Packed Inlet
86
To Clean the Purged Packed Inlet
87
To Bakeout Contaminants from the Purged Packed Inlet
89
To Install a Packed Metal Column
90
To Install a Packed Column Adapter on a Detector Fitting
92
To Install a Packed Glass Column
94
To Condition a Packed Column
97
To Install Ferrules on a Packed Metal Column
99
Maintaining the COC Inlet
102
Consumables and Parts for the COC Inlet
102
Exploded Parts View of the COC Inlet
106
To Install a Capillary Column with the COC Inlet
107
To Check the Needle-To-Column Size on the COC Inlet
110
To Change a Septum on the COC Inlet
112
To Install an Insert on the COC Inlet
114
To Clean the COC Inlet
116
To Replace the 7693A Injector Needle Support Guide
118
To Replace the Needle Support Assembly in a 7683B Injector
119
To Replace a Needle in a Syringe
122
To Replace the Fused Silica Needle in a Syringe for the COC Inlet
123
To Bakeout Contaminants from the COC Inlet
125
Maintaining the MMI
128
Consumables and Parts for the MMI
128
Exploded Parts View of the MMI
131
To Install the Column Nut Adapter
132
To Install a Capillary Column with the MMI
133
To Change the Septum on the MMI
137
To Clean the Septum Seat in the Insert Assembly of the MMI
139
To Change the Liner and O-Ring on the MMI
141
To Replace the Filter in the Split Vent Line for the MMI
144
To Clean the Multimode Inlet
147
To Bakeout Contaminants from the MMI
149
Maintaining the PTV Inlet
152
Consumables and Parts for the PTV Inlet
152
Exploded Parts View of the PTV Inlet
154
To Install a Capillary Column with the PTV Inlet
155
To Clean the Septumless Head on the PTV Inlet
158
To Replace the Septumless Head PTFE Ferrule on the PTV Inlet
161
To Change the Septum on the PTV Inlet
163
To Clean the Septum Seat in the Septum Head Assembly of the PTV Inlet
165
To Change the Liner on the PTV Inlet
167
To Replace the Inlet Adapter for the PTV Inlet
170
To Replace the Filter in the Split Vent Line for the PTV Inlet
172
To Bakeout Contaminants from the PTV Inlet
175
Maintaining the VI
178
Consumables and Parts for the VI
178
Exploded Parts View of the VI
180
To Install a Capillary Column with the VI
181
To Remove the VI Interface
185
To Clean the VI
187
To Install the VI Interface
189
To Replace the Filter in the Split Vent Line for the VI
190
To Bakeout Contaminants from the VI Inlet
193
Maintaining the FID
195
Consumables and Parts for the FID
196
Exploded Parts Views of the FID
199
Selecting an FID Jet
201
To Attach a Capillary Column Adapter on an Adaptable FID
203
To Install a Capillary Column in the FID
205
To Replace the FID Collector Assembly
209
To Replace an FID Jet
212
To Perform Maintenance on the FID Collector Assembly
216
To Check the FID Leakage Current
224
To Check the FID Baseline
225
To Install the FID Insulation Cup Assembly (Adaptable FID Only)
226
To Install the Optional FID PTFE Chimney Insert
228
To Bakeout the FID
229
Maintaining the TCD
232
Consumables and Parts for the TCD
232
To Install a Capillary Column in the TCD
234
To Install the Optional TCD Capillary Column Adapter
236
To Install a Capillary Column with the Optional TCD Capillary Column Adapter
237
To Bakeout Contaminants from the TCD
240
Maintaining the Uecd
242
Important Safety Information about the Uecd
242
Consumables and Parts for the Uecd
244
Exploded Parts View of the Uecd
246
To Replace the Uecd Fused Silica Indented Mixing Liner and Install the Makeup Gas Adapter
247
To Install a Capillary Column in the Uecd
251
To Install the Insulating Cup for the Uecd
254
To Bakeout the Uecd
256
Maintaining the NPD
260
Consumables and Parts for the NPD
260
Exploded Parts View of the NPD
263
Selecting an NPD Jet
264
To Attach a Capillary Column Adapter on an Adaptable NPD
266
To Install a Capillary Column in the NPD
268
To Replace the NPD Bead Assembly
272
To Maintain the NPD Collector, Ceramic Insulators, and Jet
279
To Check the NPD Leakage Current
285
To Bakeout the NPD
286
Consumables and Parts for the FPD
290
Exploded Parts View of the FPD
292
To Install a Packed Column Adapter in the FPD
293
To Attach a Capillary Column to the FPD
295
To Change the FPD + Wavelength Filter
297
To Remove the FPD + Cover
300
To Replace the FPD + Ignitor
302
To Install the FPD + Cover
304
Cleaning the FPD + Brazement
305
Maintaining the G3435A/G3436A FPD
308
Consumables and Parts for the FPD
308
Exploded Parts View of the FPD
310
To Install a Capillary Column Adapter in the FPD
311
To Attach a Capillary Column to the FPD
313
To Change the FPD Wavelength Filter
315
To Remove the FPD Vent Tube
318
To Replace the FPD Ignitor
320
To Install the FPD Vent Tube and Cover
322
Maintaining the Aux EPC
323
Consumables and Parts for the Aux EPC
324
Installing or Replacing Frits in the Aux EPC
326
Maintaining the PCM
330
Consumables and Parts for the PCM
330
Calibrating the PCM Interface
331
Installing or Replacing Frits in the PCM
332
Maintaining a Valve
336
Consumables and Parts for Valves
336
Exploded Parts View of GC Rotary Valves
337
To Replace a Gas Sampling Valve Loop
338
To Align a Rotary Valve Rotor
340
To Replace a Rotary Valve in the Valve Box
341
To Remove the Upper Valve Box
344
To Install the Upper Valve Box
346
Swagelok Connections
349
Making Swagelok Connections
350
Using a Swagelok Tee
354

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