OHAUS EB SERIES, Руководство по обслуживанию

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CHAPTER 1 GETTING STARTED
EB Series Scales Service Manual 1-1 Ohaus Corporation www.ohaus.com
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 Scale
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:
EB Series Scales, Models EB3, EB6, EB15 and EB30
The contents of this manual are contained in five chapters and two Appendixes with service
menu and calibration instructions.
Chapter 1 Introduction - Contains information about service facilities, tools, test equipment,
test masses, service strategy, specifications, and setup.
Chapter 2 Diagnosis - Contains information on problem verification, scale examination,
preliminary checks, troubleshooting tables, testing procedures, and an interconnection diagram.
Chapter 3 Repair Procedures - Contains detailed repair procedures for all major components.
Chapter 4 Final Testing - Contains performance tests, and calibration.
Chapter 5 Parts Lists - Contains overall views identifying all major serviceable replacement
components with associated parts lists.
Appendix A Service Modes - Contains Configuration, Capacity and Readability for the EB
Series Scales in a service mode.
Appendix B Service Calibration - Contains Service Calibration instructions.
1.1 SERVICE FACILITIES
To service a scale, the service area should meet the following requirements:

Meet scale specifications for temperature environmental requirements.

Be free of vibrations such as fork lift trucks close by, large motors, air currents or drafts
from air conditioning/heating ducts, open windows, people walking by, fans, etc.

Be clean and free of excessive dust.

Work surface must be stable and level.

Scale must not be exposed to direct sunlight or radiating heat sources.

Use an approved Electro-Static Device.