Volvo FM Handbook page 270

2 Use the axle switch to select the axle to be adjusted:
• M1 for the front axle.
• M2, for both front and rear axle.
• M3 for rear axle.
3 Set the height you want with the height buttons.
4 Use the axle switch to choose the memory that the
height will be stored in:
• M1, for memory 1.
• M2, for memory 2.
• M3, for memory 3.
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