Chapter 1 Getting Started; Introduction; Service Facilities - OHAUS STARTER 5000 Service Manual

1. INTRODUCTION

This service manual contains instructions for the diagnosis and repair work to be performed by
Ohaus Dealers or Ohaus authorized service centers. Knowledge of the operation of the
equipment is assumed. Instruction manuals may be required with this service manual. For
complete information on operation, refer to the Instruction Manual.
This manual covers maintenance on the following:
ST5000 Bench Top pH Meter
The contents of this manual are contained in three chapters.
Chapter 1 Introduction - Contains information about service facilities, tools, test equipment,
service strategy, equipment specifications, Buffer groups and equipment controls.
Chapter 2 Diagnosis- Contains Preliminary checks, troubleshooting tables, Proper handling of
electrode, pH electrode preparation before calibration and measurement, storage of pH
electrodes, diaphragm contamination issue, reconditioning of the dry glass electrode, life span
of an electrode and symptoms for an aged electrode.
Chapter 3 Preventive Maintenance- Contains information on how to replace major
components.
Chapter 4 Parts Lists - Contains overall views identifying all major serviceable replacement
components with associated parts lists.
Appendix A Service Mode- Contains instruction how to entering to equipment Service Mode.
Appendix B Repair & Service Tool- Contain instruction how to upgrade equipment using
Repair and Service Tool.
1.1

SERVICE FACILITIES

To service the equipment, the service area should meet the following requirements:

Must have a stable power supply.

Be clean and free of excessive dust.
ST5000 Bench Top pH Meter
Service Manual 1-1

CHAPTER 1 GETTING STARTED

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