Agilent Technologies 1100 Series User manual

s1
Agilent 1100 Series
Nano Pump
Service Manual

ii 1100 Series Nano Pump Service Manual
Notices
© Agilent Technologies, Inc. 2002
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tronic storage and retrieval or translation
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Manual Part Number
G2226-90100
Edition
Edition 07/02
Printed in Germany
Agilent Technologies Deutschland GmbH
Hewlett-Packard-Strasse 8
76337 Waldbronn, Germany
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The apparatus is marked with this
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1100 Series Nano Pump Service Manual iii
In This Guide…
1InstallingthePump
How to install the nano pump.
2 Troubleshooting and Test Functions
The nano pump’s built-in troubleshooting and test functions
3RepairingthePump
Instructions on simple, routine repair procedures as well as
more extensive repairs requiring exchange of internal parts
4 Parts and Materials
Detailed illustrations and lists for identification of parts and
materials
5 Introduction to the Nano Pump
An introduction to the nano pump, instrument overview, theory
of operation, external communication and internal connectors
6 Control Module Screens for the Nano Pump
Introduction to the screens available for operation of the
Agilent 1100 Series nano pump with the control module
7 Specifications
Performance specifications of the nano pump
For any information about running and optimizing your nano
pump please refer to the nano pump user manual.

iv 1100 Series Nano Pump Service Manual

1100 Series Nano Pump Service Manual v
Contents
1 Installing the Pump
Site Requirements 2
Power Consideration 2
Power Cords 2
Bench Space 3
Environment 3
Unpacking the Nano Pump 5
Optimizing the Stack Configuration 7
Installing the Nano Pump 12
Installing the Nano Pump 13
Install the Degasser (G1379A) 15
Install the Solvent Cabinet 15
Get the System Ready for the First Injection 17
ManuallyPriming the Solvent Channels 17
Purging the Pump 18
2 Troubleshooting and Test Functions
Status Indicators 23
Power Supply Indicator 23
Instrument Status Indicator 24
Error Messages - Indication 24
Error Messages 25
Time-out 27
Shutdown 28
Remote Time-out 29

vi 1100 Series Nano Pump Service Manual
Synchronization Lost 30
Leak 31
Leak Sensor Open 32
Leak Sensor Short 33
Compensation Sensor Open 34
Compensation Sensor Short 35
Fan Failed 36
Open Cover 37
Restart Without Cover 38
Zero Solvent Counter 39
Pressure Above Upper Limit 40
Pressure Below Lower Limit 41
Pressure Signal Missing 42
Valve Failed 43
Missing Pressure Reading 44
Pump Configuration 45
Valve Fuse 46
Inlet-Valve Fuse 47
Temperature OutofRange 48
Temperature Limit Exceeded 49
Motor-Drive Power 50
Encoder Missing 51
Inlet-Valve Missing 52
Electro-Magnetic-Proportional-Valve (EMPV) Missing 53
Flow sensor missing 54
UnsupportedFlowSensor 55
Leak Sensor Missing 56
Servo Restart Failed 57
Pump Head Missing 58
Index Limit 59
Index Adjustment 60
Index Missing 61
Stroke Length 62

1100 Series Nano Pump Service Manual vii
Initialization Failed 63
Wait Time-out 64
Testing your Nano Pump 65
Micro Mode Pressure Test 65
Normal Mode Pressure Test 68
Leak Test 73
EMPV Test 84
Evaluating the results 85
Flow Sensor Accuracy Calibration 86
EMPV Cleaning 91
Basic System Troubleshooting 92
System Pressure Abnormally Low 93
System Pressure Abnormally High 94
EMPV failed to initialize (micro mode only) 95
Unstable column flow and/or system pressure 96
Poor peak shape 98
Failure to produce peaks, orabnormally smallpeaks, after
injection 99
Wandering Detector Baseline 100
User interface displays error messages for specific
modules 101
3RepairingthePump
Introduction 105
Simple Replacements 105
Exchanging Internal Parts 105
Cleaning the NanoPump 106
Using the ESD Strap 106
Overview about the Nano Pump 107
Simple RepairProcedures 108

viii 1100 Series Nano Pump Service Manual
Exchanging the Active Inlet Valve Cartridge or the Active Inlet
Valve 109
Removing the Active Inlet Valve 109
Exchanging the Valve Cartridge 109
Replacing the Active Inlet Valve 110
Exchanging the Outlet Ball Valve Sieve or the Complete
Valve 112
Installing the Manual Purge Valve 114
Installing the Purge Valve 114
Exchanging the Purge Valve Frit or theComplete Manual Purge
Valve 115
Exchanging the EMPV Assembly 117
Exchanging the Solvent Selection Valve 118
Removing and Disassembling the Pump Head Assembly 120
Exchanging the Pump Seals and SealWear-in Procedure 122
Exchanging the Plungers 125
Exchanging the Flow Sensor 126
Reassembling the Pump Head Assembly 127
Exchanging the Optional Interface Board 129
Exchanging Internal Parts 130
Removing the Top Cover and Foam 131
Exchanging the Nano Pump Main Board (NPM Board) 134
Entering the Type Command 137
Entering the Serial Number 139
Replacing the Nano Pump’s Firmware 140
Exchanging the Damper 141
Exchanging the Fan 143
Exchanging a Pump Drive 145
Exchanging the Power Supply 147

1100 Series Nano Pump Service Manual ix
Exchanging the Leak Sensor 149
Exchanging Status Light Pipe 152
Assembling the Main Cover 153
Replacing the Top Cover and Foam 154
4 Parts and Materials
Nano Pump Main Assemblies 158
Solvent Cabinet and Bottle-Head Assembly 160
Nano Pump Hydraulic Path 161
Pump-Head Assembly 163
Electro Magnetic Proportional Valve (EMPV) 165
Flow Sensor Assembly 166
Power and Status Light Pipes 167
Leak Parts 168
Cover Parts 169
Sheet Metal Kit 170
Foam Parts 171
Nano Pump Accessory Kit G2226-68705 172
Control Module (G1323B) 173
Cable Overview 174
Analog Cables 176
Remote Cables 179
BCD Cables 184
Auxiliary Cable 187
CAN Cable 188
External Contact Cable 189

x 1100 Series Nano Pump Service Manual
RS-232 Cable Kit 190
LAN Cables 191
5 Introduction to the Nano Pump
Introduction to the Nano Pump 194
Hydraulic Path Overview 195
How Does the Pumping unit Work? 197
Electrical Connections 202
Instrument Layout 204
Early Maintenance Feedback (EMF) 205
EMF Counters 205
Using the EMF Counters 206
The Electronics 207
Nano pump main board (NPM) 207
Firmware Description 213
Resident System 213
Main System 213
Firmware Updates 214
Optional Interface Boards 215
BCD Board 215
LAN Board 217
Interfaces 218
Analog Signal Output 219
GPIB Interface 219
CAN Interface 219
Remote Interface 220
RS-232C 221
Setting the 8-bit Configuration Switch 223
GPIB Default Addresses 224