Laboratory Forums

Updated  Aug 4 2026
2 Replies

How to resolve low temp indicator

Equipment: HELMER - HLR125

RE: HELMER - HLR125
Updated  Aug 3 2026
1 Reply

How to fix heating element of the machine

Equipment: LEICA EG 1160

RE: Leica Biosystems - EG 1160
Updated  Jul 27 2026
3 Replies

The instructions for replacing the motor start with "Remove the rotor assembly by unscrewing the thumbscrew (101088), set them aside as you will need to put them back." The picture included shows the rotor just lifting off. I'm pulling, hard, this rotor is not lifting off. Is there something I'm missing? The thumbscrew it refers to is part of the cover you place over the microhematocrit tubes once you're going to run the centrifuge.

RE: LW Scientific - MX12
Updated  Jul 21 2026
1 Reply

Has anyone experienced a situation where the Sysmex XN-550 passes all CBC quality control, but the reticulocyte QC gradually shifts upward over several days without any reagent alarms or calibration warnings? We have already replaced the reticulocyte reagent and repeated the QC with a new control vial, but the trend is still present. Which component or maintenance step would you check next before requesting service?

RE: Sysmex - XN 550
0 Replies

connecting Sysmex - XS 500i to Local NetworkI wanna how am I gonna be able to set up auto transmition for this model cause for the new model  I know i CAN transmit the data smothly through the xn330 through the service settings but for this one I sitll coulnd't figure oit out 


RE: Sysmex - XS 500i
1 Reply

Leica RM2235 vertical cross-roller bearings. Is it necessary to remove the horizontal sledge, first, in order to adjust the cross-roller bearings on the vertical sledge? It appears that some of the machine screws fastening the vertical bearing are not accessible unless the horizontal sledge is removed.

RE: Leica Biosystems - RM2235
Updated  Jul 10 2026
2 Replies

Saludos a todo el equipo de trabajo

Quiero consultarles sobre un Sinothinker sk9000 que fue mal maniulado, al mismo, durante la calibración de primer uso se quedó sin energía y no tenía respaldo, a partir de ahí, no calibra correctamente por lo q cada ves q se intenta da error en algunos parámetros , por lo q quedan fuera de rango. Y también el usuario movió los potenciómetros de ajuste de ganancias como HGB y WGB. Gracias. Podrían ayudarme. No cuento con en manual de servicio ??

Translation:

Greetings to the entire team

I would like to ask about a Sinothinker SK9000 unit that was mishandled. It lost power during the initial calibration process and lacked a backup power supply; since then, it has not calibrated correctly. Every time calibration is attempted, errors occur with certain parameters, causing them to fall out of range. Additionally, the user adjusted the gain potentiometers (such as HGB and WGB). Could you please help me? I do not have the service manual.

RE: Sinothinker - SK9000
0 Replies

Hi All,

We've got an old eppendorf 5810R that was manufactured in 1998.  It looks like it has a slightly cooked Finder 65.31 relay. I'm trying to find more information about the relay as it is a 110V AC relay.  I can't find any other numbers on it.  

The centrifuge powers on but when the compressor kicks on it trips the internal breaker on the centrifuge.

I'm thinking it's potentially a relay or capacitor problem.  When I opened it I noticed the Finder type 61.31 relay.  Thought this might be a good place to start.

Anyone have any ideas.  Do these cook themselves eventually.  I didn't see anything about it in the Eppendorf 5810R service manual.

Cheers,

Roland


Equipment: Eppendorf 5810R from 1998

RE: EPPENDORF - Centrifuge 5810 / 5810 R
Updated  Jul 8 2026
1 Reply

Need sop for piece of equipment

Equipment: Heraeus - Megafuge 1.0R

RE: Heraeus - Megafuge 1.0R
Updated  Jul 7 2026
1 Reply

Hi, 


I also look for a way to get rid of the "time for calibration" nag screen when I start up the JM-105.

RE: Draeger - JM-105

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