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Starts then gets loud and won't cool

I have a 4CAF that hums like it is working properly when first plugged in then gets loud after 10 or so minutes and does not cool. Wondering if...

Engineering manager

we have Heraeus Labofuge 200 and Cycle counter reached (0). how to re- operate the device again, without contacting Heraeus...

5430 Error 1

Anyone know how to fix this one? We have not been able to get the unit to register the F45-30-11 rotor. We tried the counter clockwise spin to...

no display

replaced display board and driver board with no luck. still waiting on ribbon cable but not sure that's the problem

Purified water

Does the Linistat Linear Stainer require a connection to filtered or purified water? 

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