Fairbanks MATRIX SCALE HIGHWAY SCALE SYSTEM - Manual (Page 13)

Section 2: Company Service Information
11/12 13 51182 Rev. 2
Users’ Training and Responsibilities

All electronic and mechanical calibrations and/or adjustments required for making
this equipment perform to accuracy and operational specifications are considered
to be part of the installation.
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They are included in the installation charge.
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Only those charges which are incurred as a result of the equipment's inability
to be adjusted or calibrated to performance specifications may be charged to
warranty.

Absolutely no physical, electrical or program modifications other than selection of
standard options and accessories are to be made to this equipment.
─
Electrical connections other than those specified may not be performed, and
physical alterations (holes, etc.) are not allowed.

The equipment consists of printed circuit assemblies which must be handled
using ESD handling procedures, and must be replaced as units.
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Replacement of individual components is not allowed.
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The assemblies must be properly packaged in ESD protective material and
returned intact for replacement credit per normal procedures.