Diatron Abacus Junior / Vet / B Hematology Analyzer Service Manual PDF

Description

This factory Service Manual (3.0 release) from DIATRON Messtechnik Ges.m.B.H. covers Abacus junior, Abacus junior vet, and Abacus junior B hematology analyzers in one complete technician guide. It includes step-by-step service information for electronics, mechanics, and fluidics—plus self-test ranges, troubleshooting, error codes, maintenance schedules, and schematics to help you repair and keep the analyzer running reliably.

✅ Models Covered (all-in-one manual)

• Abacus junior

• Abacus junior vet

• Abacus junior B

🧪 Intended Use / Parameters (quick overview)

• Abacus junior: up to 30 samples/hour, measures 18 hematology parameters (3-part WBC diff + RBC/HGB/PLT indices)

• Abacus junior vet: 20–25 samples/hour, measures 18 parameters

• Abacus junior B: 30 samples/hour, measures 12 parameters

🗂️ Table of Contents

1) Introduction

• Name & serial number identification

• Intended use + sample volume details

• Integrated software overview & upgrading notes

2) Functional Description

Main electronic parts

• Counting chamber & electrodes (impedance method)

• HGB head (540 nm) and measurement principles

• Amplifier board, COMB board / MAIN board, IDEPROM

• Pneumatic & power board (PPB), opto-boards, valve boards

• Pressure sensor, reagent sensor board, display & keypad modules

Main mechanical/fluidic parts

• Sample rotor, sampling needle, washing head

• H&V moving unit, main dilutor, micro dilutor

• Puffer reservoir, peristaltic pump, valves & tubing

• Assembled analyzer layouts (AJ/AJvet and AJB)

3) Operation of the Fluidic System

• Measurement flow diagram

• Initialization, sampling, needle washing

• Diluting, lysing, counting, draining, cleaning, shutdown

4) Adjustment

• Mechanical settings (opto wheel, sampling needle)

• Hardware settings (amplifier offset, etc.)

5) Checking Proper Operation

• Self test (AJ/AJvet and AJB) + normal ranges

• Troubleshooting guide for self test

• Service menu functions & calibration tools

6) Service Operation

• Opening the instrument

• BIOS/DOS notes (AJ/AJvet)

• Error messages, warning/error code lists

• Noise causes and mitigation notes

7) Maintenance

• Weekly user maintenance (washing head cleaning)

• Periodic service maintenance (pump tube, lubrication, bleaching, PSU checks)

8) Spare Parts

9) Appendices

• Warning flags (AJ/AJvet)

• Serial communication protocol

• SW upgrading tool for AJB + troubleshooting

• Cabling diagrams, tubing schematics, recommended tools

• Electronic schematics

📌 File Details

Avoid costly guesswork—download the Abacus Junior / Vet / B Service Manual instantly and get the exact troubleshooting steps, calibrations, and schematics you need to fix it fast and get accurate results again.