2013 Yamaha Gas - Greasing The Clutch

[GordyM]

I have a 2013 Yamaha Gas golf cart. I have noticed a grease (zerk) fitting on both the driven clutch and drive clutch. How often should these be greased and how much?

Thanks,
Gordy

[Frank7]

One solid pump, onee a year normal use twice a year for heavy use.