Agilent | Frequently Asked Questions

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5890 GC

6890 / 6850 GC

7890 GC

General GC Hardware

Head Space Sampler

Low Thermal Mass (LTM)

Click a question below to see the answer:

My FID detector signal output is 830,000 PA

My oven has shut off, it will not heat.

Why don’t my injector or detector temperatures come on? I have a fault DET A

My FID will not light

When I got to work this morning my 5890 was dead and nothing is on display.

Does my 5890 GC contain asbestos?

What does one have to order in addition to G1223A to add an ECD to a 5890A? Is there any difficulty with a licence and what's the difference between this pn and G1224A?

How do I determine the cause of Ghost Peaks, High Background or Unstable Baseline on the 5890 / 6890 ECD?

What adapters do I need to convert a packed inlet 5890 for use with 530 columns?

What is the part number for the white plastic fitting used on the 5890 flow system?

I replaced my older autosampler controller with the new G1512A and now my 5890A with not start on injection?

Why does my 5890 FID have spikes on the baseline?

What is the part number for the Ignitor glow plug on the Agilent 5890 FID (flame ionization detector)?

What is the part number for the FID flow measuring adapter?

What is the part number for the small white nylon fitting used in the Agilent 5890 GC flow path?

What is the part number for the chemical 'pencil' trap used in the Agilent 5890?

I am getting a 'DAC 1 or DAC2 Fault ' on my 5890 display, what could be casing this?

How much longer will I be able to get parts and service from Agilent for my 5890 GC?

What is the proper way to clean my 5890 or 6890 Split/Splitless inlet to try and decrease activity within the inlet?

I have a 5890 series II with purged packed inlet. I ordered a new inlet but something is wrong and it doesn't fit my heater block? What are the correct part numbers for the septum purged packed inlets on the 5890 II?

I have an error message on my 5890A display, 'DAC2 FAULT'. What can be causing it?

Which tube in my new split/splitless inlet's top insert assembly do I need to cut to connect my Head space sampler as the two tubes are different?

How to load default setpoints through my GC keyboard?

What could be causing this strange noise coming from the injection port on my GC?

How can we configure a 5890series II GC to communicate via LAN?

What is the best way to leak test the valves in my GC?

How to Set Injection Port Temperatures appropriately for GC Analyses?

How do I set the HPIB address on our 5890 GC?

How do I install chemical filters for the NPD and ECD in my 5890 GC?

What is backflush at injector and what is its impact on GC analysis?

How to verify the HPIB address in 5890 GC?

What are the common Valve configurations for 5890 and 6890 GC's?

Why there is a sudden loss of sensitivity in my FID?

How to troubleshoot peak shape problems?

What are the recommendations for the gases used in GC?

What are the general points to be considered while using cryogenic operation?

How to troubleshoot the Noise/High background in my FID?

Can you provide us the information on Agilent GC Column Phase selection?

How to recover the GC column catalog inventory while relaoding the ChemStation software?

How to choose right column for my GC analysis?

Do you have a tool to fix the ferrule to capillary column properly before fixing the column to split/splitless inlet?

What GCs support RTL? Is 5890 supported?

What needs to be done to take care of DST changes on upgraded installations to ChemStation B.02.01 and higher?

What needs to be done to take care of DST changes on ChemStation B.01.0x, with or without ChemStore B.03.02?

How does Agilent Technologies compare the performance of its columns relative to competitors, and what type of tests are carried out?

How can I increase the sample throughput and analysis speed using megabore columns?

What is the significance of N, the number of theoretical plates for a given column, and why is it important?

What are the Quality Control Specifications that are available for GC Capillary Columns?

How do I keep my 5890 or 6890 FID lit?

How come my peaks are larger and eluting earlier than they used to?

Why are some of my peaks tailing?

Why are all of my peaks missing?

Why won't my GC become ready for an injection?

Why are my peaks of interest showing up in blanks?

What is the HP-IB address of my GC?

How do I clean the split vent line on my 5890?

None of my heated zones work on my 5890 Series II.

My GC says “Warning Oven Shut-off”

My 5890A detector signal is either flatline or looks like a temperature ramp.