Endurance of adjustmentsAn adjustment means, except for– adjustable handles as specified in 19.101.3; and– adjustable cutting devices as specified in 19.103.3shall be sufficiently durable in order to avoid failure leading to non-compliance with the requirements of Clause 19.Operations that are only required for putting the machine into use in accordance with 8.14.2 a) are not considered to be adjustments.Compliance is checked by the following test.For adjustments intended to be made when the machine is not in operation, the adjustment means shall be cycled 400 times in the manner described per 8.14.2 under conditions of its maximum intended travel.For adjustments intended to be made when the machine is in operation, the adjustment means shall be cycled 2 000 times in the manner described per 8.14.2 under conditions of its maximum intended travel at a minimum of 6 cycles per min.If applicable, adjustment means shall be maintained in accordance with 8.14.2.After the test, the machine shall withstand the electric strength test of Annex D between live parts and accessible parts and live parts shall not have become accessible, as specified in Clause 9, if the adjustment would cause stress on internal wiring.At the conclusion of the conditioning, the machine shall continue to comply with 19.1, the adjustment means shall perform as intended and the adjustment shall comply with the requirements of 19.108 as applicable. Electrical connections shall not have worked loose, and there shall be no deterioration impairing safety in normal use."