103
Agilent 1100 Series Nano Pump
Service Manual
Agilent Technologies
3
Repairing the Pump
Introduction 105
Simple Replacements 105
Exchanging Internal Parts 105
Cleaning the Nano Pump 106
Using the ESD Strap 106
Overview about the Nano Pump 107
Simple Repair Procedures 108
Exchanging the Active Inlet Valve Cartridge or the Active Inlet Valve 109
Exchanging the Outlet Ball Valve Sieve or the Complete Valve 112
Installing the Manual Purge Valve 114
Exchanging the Purge Valve Frit or the Complete 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 Seal Wear-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
Exchanging the Damper 141
Exchanging the Fan 143
Exchanging a Pump Drive 145
Exchanging the Power Supply 147
Exchanging the Leak Sensor 149
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