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Gambro AK 98 Service Manual

Gambro AK 98
276 pages
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AK 98™ Dialysis Machine
Service Manual
Program version 1.xx
Order number:
MHCEN12630-07/15

Table of Contents

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Gambro AK 98 Specifications

General IconGeneral
BrandGambro
ModelAK 98
CategoryMedical Equipment
LanguageEnglish

Summary

General Information

About This Manual

Provides information for installation, maintenance, component replacement, and calibration of the AK 98 dialysis machine.

Safety Definitions

Defines WARNING, CAUTION, and NOTE symbols used throughout the manual to alert readers to potential hazards.

Installation

Specifies that initial installation and start-up must be performed by authorized Gambro personnel.

Competence of an Authorised Service Technician

Outlines the minimum competence requirements for service technicians working on Gambro products.

Symbols

Explains various symbols affixed to the machine or its packaging for clear identification of features and warnings.

AK 98™ Installation Guide

Before Installation

Details prerequisites for installation, including qualification requirements, tools, and manufacturer information.

Installation Procedure

Step-by-step instructions for unpacking, inspecting, and assembling the AK 98 dialysis machine and its components.

Initial Start-up Procedure

Guides through the initial power-on steps, machine preset, and functional check before patient use.

Presets for Chemical Disinfection with WRO Unit

Lists required presets for chemical disinfection programs, including those for serial communication and conductivity supervision.

Technical Description

Introduction

Provides an overview of the AK 98 dialysis machine, its main parts (Fluid unit, Blood unit, Power supply, Operator's panel).

Product Description

Details the exterior and interior parts of the Blood unit and Fluid unit, with accompanying diagrams.

Fluid Unit Description

Explains the fluid unit's subsystems, flow path, and descriptions of key components like the heating system and conductivity control.

Extracorporeal Blood Circuit Description

Details the Blood unit's components, treatment modes (double/single needle), and blood flow dynamics.

Power Supply

Describes the AC/DC power supply specifications and its voltage outputs.

Operator's Panel

Explains the functionality of the touch panel and physical buttons for machine control and interaction.

Technical Data and Specifications

Performance and Specification - Control System

Lists performance specifications for priming, blood flow control, heparin pump, blood pressure, and dialysis fluid preparation.

Performance and Specification - Supervisory System

Details specifications for blood pressure supervision, air detection, and blood leakage detection.

Alarm Sound Pressure

Specifies the adjustable range for alarm sound pressure in decibels.

Physical Data

Provides dimensions, weight of the machine and infusion stand.

Materials in Contact with Dialysis Fluid, Concentrates, and Water

Lists polymers, metals, and other materials used in parts that contact fluids.

Environmental Data

Specifies operating, transportation, and storage conditions including temperature, humidity, and air pressure.

Electromagnetic Environment

Provides guidance on electromagnetic compatibility and recommended separation distances for RF equipment.

Expected Service Life

States the expected service life for the AK 98 dialysis machine and BPM cuff.

Energy Consumption

Details typical energy consumption for operation, delivery to environment, and drain.

Standards

Lists the various IEC, CAN/CSA, GB, YY, and EN standards the machine complies with.

Maintenance Support

Service Menu

Describes how to access and use the service menu for calibration, adjustments, and parameter logging.

Main Mode

Overview of the main mode, including machine status, error lists, installed features, and logging capabilities.

Preset Mode

Explains how to customize machine settings and parameter limits for clinic-specific requirements.

Service Mode

Details access to calibration, utility tasks, and diagnostic functions for service engineers.

Replacements

Actions After Component Replacement

Provides a matrix of actions and their order for after component replacement.

Replacement of Batteries

Details the procedure for replacing the battery and handling electronic waste.

Calibrations

General Information About the Calibrations

Explains compensation values, the data bus, transducer installation, and reasons for calibration.

Test Equipment

Lists the required test equipment, tolerances, manufacturers, and order numbers for calibration procedures.

Linear Transducers

Provides calibration procedures for venous, arterial, priming detector, blood pump, and leakage detectors.

UF Control Calibration

Details calibration routines for the UF-measuring cell in complete, internal, and verify modes.

Maintenance Manual

General

Covers preventive maintenance procedures, opening the machine, and safety precautions.

Test Equipment

Lists test equipment required for maintenance procedures, including part numbers.

Water Inlet Tube Disinfection

Provides a procedure for manual disinfection of the water inlet tube using a peracetic solution.

Preventive Maintenance: Base-kit

Details the parts included in the Base-kit and procedures for exchanging them.

Preventive Maintenance: A-kit

Lists parts in the A-kit and instructions for exchanging exterior parts.

Preventive Maintenance: B- and C-kit

Details parts in B- and C-kits and procedures for exchanging valve membranes and components.

Electrical Safety Inspection

General

Emphasizes the importance of regular Electrical Safety Inspections (ESI) and the sub-tests involved.

PET – Protective Earth Test

Describes prerequisites, test equipment, and procedures for verifying protective earth connections.

ELT/PLT

Covers test equipment and general conditions for Earth Leakage Current (ELT) and Patient Leakage Current (PLT) tests.

Record of Electrical Safety Inspection

Provides forms for recording machine identification and results of visual inspection, PET, ELT, and PLT tests.

Electrical Connections

Cable Connection

Details the AK 98 cable connections for various boards like Power I/O, Display, General I/O, and Front I/O.

Fluid Unit - Flow Path

Functional Check

About Functional Check

Defines functional check, its parts (POST, Common, BM, FM tests), and the difference between basic and extended checks.

POST - Power On Self Test

Explains the Power On Self Test that checks CPU and RAM, and indicates startup status via LEDs.

Test Philosophy

Describes how the protective and control systems interact during functional checks, including error handling.

Functional Check Overview

Divides the safety system functional check into three main sections: Common, BM, and FM tests.

Common Tests

Details sub-tests for common functions like light indicators, safety relays, valve currents, speakers, and battery.

Blood Monitor – Functional Check

Covers sub-tests for the Blood Monitor, including pressure transducers, priming detector, blood pump, clamps, and air detector.

Fluid Monitor – Functional Check

Lists sub-tests for the Fluid Monitor, such as flow switch, heater relay, valves leakage, temperature, conductivity, and degassing pressure.

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