According to the Owner's Manual, and with the following exceptions, each maintenance item should be addressed every 3000kms:
Inspect Inlet/exhaust valve seating: Every 15000kms
Decarbonize Cylinder head: Every 15000kms
Decarbonize exhaust system: Every 15000kms
Earth wire eyelet : every 12000kms
Steering Ball races: every 12000kms
Replace Gear Box Oil: every 9000kms (and check it every 1000kms)
Spoke tension: every 6000kms
Wheel rim run out: every 6000kms
Rear brake cams: every 6000kms
Hand levers and kick starter pivot: every 1000kms or earlier as needed
Check Fork Oil: every 1000kms or earlier as needed
Check front disc brake fluid level: every 1000kms or earlier as needed
Adjust rear brake play: every 1000kms or earlier as needed
Adjust clutch free play: every 1000kms or earlier as needed
Adjust decompressor cable play: every 1000kms or earlier as needed
See my RE Notes (signature) for one example of a maintenance regiman.
I can scan in the owner's manual maintenance schedule if it would be helpful....
Matt