| 摘要 |
<p>A dispenser 920) with features for enhanced maintainability generally comprises a lower unit (55) having therein an ice bin (64); an upper unit (21) atop the lower unit providing an interface (47) for dispensing ice; a conveyor (49) having an inlet in the ice bin and an outlet in the upper unit; an ice distributor (66) in a lower portion of the ice bin conveying to the inlet; and a drive motor (50), associated with the ice distributor, located above the lower unit. A plurality of optical emitter (72) and receiver (73) assemblies disposed upon opposite walls of the ice bin. Each optical emitter assembly comprises an emitter housing (74) and a selectively removable emitter body (87) comprising an optical source (82). Each optical receiver assembly (73) comprises a receiver housing (74) and a selectively removable receiver body (87) comprising an optical receiver (82). Modular flow control valves 924) are adapted for substantially simultaneous electrical (32) and fluid (35) connection with mounting blocks (39) on the upper unit.</p> |
