| 摘要 |
<p>A liquid dispensing system and methods including color-coded visual indicia to assist an operator in the proper selection of the components and in the configuration of those components in the system during setup, maintenance and diagnostics. Color-coded indicia is also provided to assist an operator in the proper selection of a solenoid for use in a particular application. Various components of the liquid dispensing system (10), such as the melter unit (12), controller, hoses, electrical cordsets and solenoid (30), include visually identifiable color-coded indicia (34a-d) on the surfaces of the components, such as color-coded rings (36a-d), bands and characters, to assist the operator in the component selection and configuration processes.
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