Thermo Scientific TVA2020 Instruction Manual page 11

Chapter 6
Chapter 7
Chapter 8
Thermo Fisher Scientific
Battery Warnings and Precautions .................................................... 5-2
Safety Test Criteria ........................................................................... 5-4
Hydrogen Gas Tank ............................................................................ 5-4
Precautions in Handling and Storage ............................................... 5-5
Fuel Refilling Procedure ................................................................... 5-6
Cleaning an FID Cartridge ................................................................. 5-7
Cleaning the FID Detector Cap .......................................................... 5-9
Cleaning the FID Detector Cavities .................................................. 5-10
Replacing Water Trap Probe Filter and O-Rings ............................... 5-11
Replacing the O-Rings ................................................................... 5-12
Cleaning or Replacing a Sintered Metal Filter Cup ........................... 5-13
Replacing the Charcoal Filter ............................................................ 5-14
Troubleshooting ................................................................................................ 6-1
Troubleshooting Guide ....................................................................... 6-2
Warning Messages ............................................................................... 6-6
Service Locations ................................................................................. 6-7
Servicing ............................................................................................................. 7-1
Replacement Parts List ........................................................................ 7-2
Opening the Instrument ..................................................................... 7-5
Replacing the Battery .......................................................................... 7-6
Hydrogen Gas Tank ............................................................................ 7-6
Precautions in Handling and Storage ............................................... 7-7
Fuel Refilling Procedure ................................................................... 7-7
Cleaning the PID Lamp ...................................................................... 7-9
Replacing the FID End Cap .............................................................. 7-14
Flow Tests ......................................................................................... 7-14
Leak Check ....................................................................................... 7-16
Flow Check ....................................................................................... 7-17
Flow Calibration ............................................................................... 7-17
Servicing the Pump ........................................................................... 7-19
Removing the Pump Assembly ....................................................... 7-19
Accessing the Orifice ...................................................................... 7-20
Replacing the Pump ....................................................................... 7-21
Replacing the Pump Valve ............................................................. 7-21
Replacing the Sample Line in Enhanced Probe ................................. 7-23
Replacing Sample Line in Sample Probe ........................................... 7-25
Replacing the Connector Access Door............................................... 7-26
Replacing the Internal Battery Charger Connector Cable .................. 7-27
Replacing the Internal Probe Connector Cable ................................. 7-28
Optional Accessories ....................................................................................... 8-1
Sample Probe Option .......................................................................... 8-1
Enhanced Probe Option...................................................................... 8-2
Contents
TVA2020 Instruction Manual vii