VELECO GRAVIS Manual De Instrucciones página 18

Periodic inspection should be performed at the latest by 3/6/9/12/18 months from the date of purchase.
Inspection up to 3 months:
date, signature and stamp
Inspection up to 12 months:
date, signature and stamp
Notes:
18
EN
date, signature and stamp date, signature and stamp
Inspection up to 18 months:
date, signature and stamp