OHAUS 700 Series, Field Service Manual

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CHAPTER 1 INTRODUCTION
1.1 INTRODUCTION
This manual is not to be considered a service manual for service technicians. This
manual is designed to assist the end user for maintenance and making minor repairs.
This manual contains information needed to perform routine field maintenance and
service on the Mechanical Balances, Models: 310/311 with Hanging pan, Series 700 -
Triple Beam, Series 1400 and 1500 - Harvard Trip Balance and Series 1200 - School
Balance. The contents of this manual is contained in five chapters and are listed as
follows:
Chapter 1 Introduction - Contains information regarding service facilities, tools,
measuring masses, and specifications.
Chapter 2 Care of Mechanical Balances - Contains information on the care of
mechanical balances.
Chapter 3 Servicing - Contains typical problems and solutions for servicing.
Chapter 4 Parts Lists - Contains a partial parts list for each model or series and
identifies all field replaceable components.
Chapter 5 Drawings - Contains a drawing for each model or series and identifies all
field replaceable components. Each item on the drawings contain part numbers which
can be ordered.
Before servicing the balance, you should be familiar with the Instruction Manual which
is packed with every balance.
1.2 SERVICE FACILITIES
To service Mechanical Balances, the service area should meet the following require-
ments:
• Must be free of air currents or drafts from air conditioning/heating ducts, open
windows, people walking by, fans, etc.
• Area must be clean and air must not contain excessive dust particles.
• Work surface must be stable and level.