User manual

Part Numbers - Boldface

零件编号 - 黑体

AP 1550R

Part Numbers appearing in boldface type are recommended spare parts. This means

that these parts are subject to wear under normal operating conditions and may require

periodic service or replacement. It is recommended that these items be stocked to meet

the expected service requirements of this model. Actual stocking quantities of these and

other parts used in more extensive repairs will depend on the service practices of each

customer.

以黑体显示的零件编号是推荐零件。这意味着这些零件在一般工作条件下会发生磨损，可

能需要定期维修或更换。我们建议库存这些零件以满足此型号的预期维修要求。这些零件

和在更广泛的维修中使用的其它零件的实际库存数量视客户的维修惯例而定。

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