What do the error codes in the control software mean?

Please click on the appropriate Error Code below to display a description, with possible cause, remedy and solution regarding the error code you are interested in.

Error Code 0

Error Code 1

Error Code 2

Error Code 3

Error Code 4

Error Code 5

Error Code 6

Error Code 7

Error Code 8

Error Code 9

Error Code 10

Error Code 30

Error Code 0

Description

Possible Cause

Remedy And Symptom

No communication with the Autosampler

Autosampler not in serial mode

Check the Autosampler is in serial mode, and that the serial cable is connected properly.

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Error Code 1

Description

Possible Cause

Remedy And Symptom

Reaction coil over temperature.

Control circuitry failed.

Switch off instrument.

Call service engineer.

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Error Code 2

Description

Possible Cause

Remedy And Symptom

Photometer not lit.

a) Lamp not in position.

a) Install lamp lamp correctly.

b) Lamp failed.

b) Replace lamp.

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Error Code 3

Description

Possible Cause

Remedy And Symptom

High coil pressure.

a) Blockage of reaction coil, flowcell or back pressure valve.

a) Isolate area of blockage and clean.

b) Reaction coil cold.

b) Set correct  reaction coil temperature.

c) Blockage in drain pipe.

c) Disconnect and flush line.

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Error Code 4

Description

Possible Cause

Remedy And Symptom

High Ninhydrin Pressure

a) Ninhydrin flow rate too high.

a) Set flow rate to correct value.

b) Ninhydrin back pressure valve blocked.

b) Strip and clean the valve, change O ring.

c) Blocked pipe at inlet to mixing T.

c) Remove and check pipe.

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Error Code 5

Description

Possible Cause

Remedy And Symptom

High buffer pressure.

a) Column inlet frit dirty.

a) Change frit.

b) Column temperature too low.

b) Check programming and check heating is functioning.

c) Resin contaminated.

c) Clean resin and repack column.

d) Prewash column blocked.

d) Change inlet frit.

e) Buffer flow rate too high.

e) Set flow rate to correct value.

f) Capsule or autoloader blocked.

f) Unload and remove capsule, check autoloader.

g) Restriction in column inlet pipe.

g) Remake column inlet pipe connection.

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Error Code 6

Description

Possible Cause

Remedy And Symptom

Low coil pressure.

a) Leak in fluidics.

a) Check for leaks. Remake or tighten fittings as required.

b) Coil back pressure valve faulty.

b) Examine and clean valve.

c) Air in coil pressure transducer.

c) Bleed and prime pressure transducer.

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Error Code 7

Description

Possible Cause

Remedy And Symptom

Low ninhydrin pressure.

a) Ninhydrin reservoir empty.

a) Refill ninhydrin reservoir

b) Flow through ninhydrin bottle filter restricted.

b) Clean or replace filter

c) Air in ninhydrin pump.

c) Bleed ninhydrin pump

d) Air in ninhydrin pressure transducer.

d) Bleed and prime pressure damper coil with distilled water

e) Ninhydrin pump vernier set too low.

e) Change to correct setting

f) Leak in ninhydrin fluidics.

f) Check for leaks. Remake or tighten fittings as required

g) Dirt in check valves.

g) Clean valves

h) Pump sapphire plunger broken.

h) Replace plunger

i) Pump motor stopped.

i) Check programming. If pump faulty, call service engineer

j) Pump seal leaking.

j) Tighten seal or replace if necessary

k) Diverter valve open to DRAIN.

k) Close valve.

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Error Code 8

Description

Possible Cause

Remedy And Symptom

Low buffer pressure.

a) Air in pump.

a) Check buffer reservoir. Refill and prime as required. Bleed pump.

b) Leak in buffer fluidics prior to column.

b) Check for leaks. Remake or tighten fittings as required.

c) Diverter valve set to DRAIN.

c) Set valve to COLUMN.

d) Air in buffer pressure transducer damper.

d) Bleed and prime pressure damper coil with distilled water.

e) Buffer pump vernier set too low.

e) Change to correct setting.

f) Dirt in check valves.

f) Clean valves.

g) Buffer solenoid not operating.

g) Check that valve clicks when operated. Call service engineer if valve faulty.

h) Buffer pump sapphire plunger broken.

h) Replace plunger.

i) Pump motor stopped.

i) Check programming. Call service engineer if pump faulty.

j) Pump seal leaking.

j) Tighten seal or replace if necessary.

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Error Code 9

Description

Possible Cause

Remedy And Symptom

Low nitrogen

a) Cylinder empty.

a) Replace cylinder.

b) Regulator faulty or incorrectly set.

b) Check regulator.

c) Large nitrogen leak.

c) Trace and repair connection.

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Error Code 10

Description

Possible Cause

Remedy And Symptom

Column over temperature.

a) Column heating control circuit faulty.

a) Call service engineer.

b) Peltier element faulty.

b) Call service engineer.

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Error Code 25

Description

Possible Cause

Remedy And Symptom

Ninhydrin pressure higher than buffer pressure.

Buffer pump failed but did not shutdown on ERROR 8.

See ERROR 8.

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Error Code 30

Description

Possible Cause

Remedy And Symptom

Bottles level low (active when Reagent management system has been activated).

a) Bottle levels Low.

a) Top up bottles.

b) Bottle levels were not updated when the bottles were filled last time.

b) Reset the levels of reagents in the software to the correct values of the bottles.

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If this does not answer your question or solve your problem, then please contact us at support@biochrom.co.uk detailing your question or the problem you are experiencing.  Please list if relevant the instrument, software and version numbers you are running, and enclose any relevant data files, etc.