DH36 Auto Hematology Analyzer Service Manual (Dymind) – PDF Download

Description

DH36 Auto Hematology Analyzer Service Manual (Dymind) – PDF Download

Description

The DH36 Auto Hematology Analyzer Service Manual is the complete factory service reference from Shenzhen Dymind Biotechnology Co., Ltd. This technical manual provides full mechanical, electrical, hydraulic, diagnostic, and calibration details required for professional servicing of the DH36 3-part hematology analyzer.

It includes factory-level repair instructions, device disassembly steps, troubleshooting flowcharts, component diagrams, hydraulic schematics, software upgrade procedures, alarms/solutions, and complete maintenance workflows.

Below is the structured breakdown based solely on the real PDF Table of Contents.

Table of Contents

1. Manual Overview

• Who Should Read This Manual

• Symbols & Legends

• Safety Instructions

2. Instrument Configuration

2.1 Mechanical Components

• Front / side / rear views

• Sample probe, bath assemblies

• Power modules, motors, syringes

2.2 Hydraulics System

• Hydraulics schematics

• WBC/HGB Measurement Module

• RBC/PLT Measurement Module

• Sampling & Blood-Dispensing Module

• Power Supply & Waste Discharge Module

• Status Monitoring Module

Includes:

• Valve lists

• Pump diagrams

• Tube specifications

• Connector specifications

• Measurement modes (Whole-blood & Predilute)

• Full step-by-step measurement timing flowcharts (0–60 seconds)

2.2.10 Hydraulics Maintenance

• Swab cleaning

• WBC bath & RBC bath cleaning

2.2.11 Troubleshooting Common Hydraulics Problems

• Valve clogging

• Pump clogging

• Aperture clogging (WBC/RBC)

• Bath overflowing

• Swab leakage

• Positive/negative pressure issues

• Full diagnostic diagrams

2.3 Hardware System

• Main control panel

• Reagent testing panel

• Power board & sensors

3. Repairs

• Preparations

• Opening panels

• Display assembly replacement

• Sampling assembly

• Power assembly

• Valves, pumps, negative-pressure chamber

• Syringe assemblies

• WBC/RBC bath replacements

• Temperature sensor

4. Software Upgrade

• Preparation

• Upgrade steps

• Touch-screen calibration

5. Comprehensive Device Tuning

• Position adjustment

• HGB voltage gain

• Gain calibration

• Calibration for whole-blood & predilute modes

6. Alarms and Solutions

• Full alarm list

• Error-specific remedies

7. Maintenance Inventory

• Required tools

• Consumables

• Replacement parts

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