New Naarva S23 is cheap simple and light weight stroke harvester head for tractors and small excavators.
Naarva S23 is easy to operate. The required oil flow is only 40 l / min, and installation is quick since additional hydraulics or electricity are not required. All the functions are controlled with grapples open/close- valve. Electrical valves have been replaced with the two adjustable sequence valves; one for cutting and the other one for opening of holding arms and delimbing knives.Tilt function is mechanical. The head can be locked in a vertical position with the delimbing stroke.
S23 guillotine cuts the tree with a 8 mm cutting blade against a single countergrip. The cutting surface is clean and even.
Naarva S23 has been real best-seller in Finland. Over hundred machines have been sold in few months.
Naarva S23 is incredibly simply but very functional small stroke harvester head:
- Max. felling and cutting with knife Ø 23 cm.
- Delimbing stroke 50 cm.
- Controlling only with grapples open/close valve - No electric valves, cables, connectors or extra hydraulics.
- Weight 230 kg.
- Splitting wedges for fire wood as an option.