i always take an extra 2 minutes, (17 minutes for a 15, 32 minutes for a 30 and 47 minutes for a 45) just to make sure tacho has recoreded it, i have heard some can be a minute out.
i always take an extra 2 minutes, (17 minutes for a 15, 32 minutes for a 30 and 47 minutes for a 45) just to make sure tacho has recoreded it, i have heard some can be a minute out.