Yokogawa GD40 Gas Density Detector - Manual (Page 5)

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<Introduction>
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After-sales Warranty
n Do not modify the product.
n During the warranty period, for repair under warranty carry or send the prod-
uct to the local sales representative or service office. Yokogawa will replace
or repair any damaged parts and return the product to you. Before returning a
product for repair under warranty, provide us with the model name and serial
number and a description of the problem. Any diagrams or data explaining the
problem would also be appreciated.
l If we replace the product with a new one, we won’t provide you with a repair report.
l Yokogawa warrants the product for the period stated in the pre-purchase quotation
Yokogawa shall conduct defined warranty service based on its standard. When the custom-
er site is located outside of the service area, a fee for dispatching the maintenance engineer
will be charged to the customer.
n
In the following cases, customer will be charged repair fee regardless of war-
ranty period.
• Failure of components which are out of scope of warranty stated in instruction manual.
• Failure caused by usage of software, hardware or auxiliary equipment, which Yokogawa
Electric did not supply.
• Failure due to improper or insufficient maintenance by user.
• Failure due to modification, misuse or outside-of-specifications operation which Yokogawa
does not authorize.
• Failure due to power supply (voltage, frequency) being outside specifications or abnormal.
• Failure caused by any usage out of scope of recommended usage.
• Any damage from fire, earthquake, storms and floods, lightning, disturbances, riots, warfare,
radiation and other natural changes.
n
Yokogawa does not warrant conformance with the specific application at the
user site. Yokogawa will not bear direct/indirect responsibility for damage due
to a specific application.
n
Yokogawa Electric will not bear responsibility when the user configures the
product into systems or resells the product.
n
Maintenance service and supplying repair parts will be covered for five years
after the production ends. For repair for this product, please contact the near-
est sales office described in this instruction manual.