Coffee grinders without a timer shall be operated without load for the duration taken to grind the maximum quantity of roasted coffee beans stated in the instructions.
If it is not possible to operate the grinder without load, the grinder shall be operated using the maximum quantity of roasted coffee beans stated in the instructions.
7.3.1.3.2 Coffee makers and espresso makers with integrated grinder
Coffee makers and espresso makers with integrated grinder shall be tested according to 7.2.1. The grinder function shall be tested according to 7.3.1.3.1.
咖啡机和浓咖啡研磨机依据7.2.1测试。研磨功能依据7.3.1.3.1测试
If the operation time of the coffee grinder can be set by the user, it should be set to maximum duration.
7.3.1.3.3 Fully automatic coffee makers
Fully automatic coffee makers shall be tested according to 7.2.1. The different functions shall be tested sequentially so that all possible disturbance sources are covered.
The test conditions shall reflect the normal operation of the appliance, as stated in the instructions for use. Where these are not specified, the following separate modes of operation shall be tested:
7.3.1.4 Food mixers (kitchen machines), liquid-mixers, blenders, liquidizers shall be operated continuously without load. For speed controls, see 7.1.5.
7.3.1.7 Fans, cooker extractor hoods shall be operated continuously with maximum air flow; the fans shall be operated with and without heating, if this facility is provided. For thermostatically controlled switches, see 7.3.4.14. For fans and extractor hoods with
electronic regulating controls 7.1.5 applies in addition.